and expanded metal - grating systems · pdf filerequirements from structural drawings to...
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NUCOR GRATING > 1-800-334-2047 (USA) www.nucorgrating.com2
Quality People Delivering Quality Products and Services
Today’s construction projects demand the highest quality standards and at Nucor Grating, we deliver. Nucor Grating and its Canadian sister company, Fisher & Ludlow, are proud to be your first choice in the North American grating market.
Our reputation for superior quality and service has rewarded us with the privilege of being specified on many of North America’s largest capital projects. Our products may be found around the world in industrial sectors such as oil and gas production, mining, water and wastewater treatment, power generation, as well as a wide variety of architectural applications.
We lead the industry with a commitment to continuous improvement in our safety and quality standards. We are ISO 9001:2008 certified and our steel grating products count towards credits under the Leadership in Energy and Environmental Design (LEED) green building program. Paramount to all of our product designs is safety. At Nucor Grating we believe that safety is not just a goal, but a lifestyle. By promoting healthy and safe living beyond the workplace, our successful team takes pride in achieving outstanding safety track records both on and off the job. This pride is apparent in the products we create and services we offer our customers.
With our strategic network of well-stocked warehouses and fabrication facilities, our products are always readily available. The friendly and knowledgeable staff in our sales, engineering, and drafting departments can take your requirements from structural drawings to detailed grating drawings and on to completely fabricated, ready-to-install grating. As we are both a manufacturer and fabricator, we offer our customers complete “One Source” responsibility for all their grating needs.
Whether supplying trench grating covers, stair treads, elevated platforms or catwalks, from the floor up, you can count on Nucor Grating to supply durable and reliable products. We thank you for your continued support in making Nucor Grating your #1 choice for grating and expanded metal.
introductionGrating Systems Incorporated has been fabricating grating since 1984. From that day have lived by the motto “we do it right the first time.” We have a rich history in the grating industry for quality products and exceptional customer service. Steel bar grating is made from special equipment and manufacturing techniques. This helps to ensure that maximum strength and durability are built into every piece of grating we produce. From our state of the art manufacturing facility we offer a complete line for steel bar grating including welded, swage locked & press locked. We also offer a complete range of spacing whether it needs to be high heel approved grating or heavy duty with more open spacing. Let us help you determine what will work best for your particular application.
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our complete product line
BAR GRATING
WarrantyWe warrant all goods of our manufacture to be free from defects caused by faulty material or poor workmanship and will at our option repair or replace, without charge, or allow credit for any such goods found on examination by us to be defective under normal use and service within one year from date of shipment to the buyer, provided we are promptly notified in writing upon discovery of such defects. Goods shall not be returned to us without our consent in writing.
This warranty does not cover damage caused by improper installation, overloading, accident, neglect or harmful alterations, or repairs made by others. The buyer’s remedies with respect to defective goods shall be exclusively limited as above provided.
SAFETY GRATINGFIBERGLASS REINFORCED PLASTIC (FRP) GRATING
EXPANDED METAL
TRU-WELD® STEEL AND STAINLESS STEEL BAR GRATING
TRU-WELD® HEAVY DUTY BAR GRATING
FISHOLOW® ALUMINUM RECTANGULAR BAR GRATING
GRIP SPAN® SAFETY GRATING
SHUR GRIP® SAFETY GRATING
MOLDED FRP GRATING
FISHOLOW® ALUMINUM I-BAR GRATING
PULTRUDED FRP GRATING
SHUR STEP® SAFETY FLOORING
LADDER RUNGS
STEEL AND ALUMINUM EXPANDED METAL
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contents
BAR GRATING
Tru-Weld® Standard Mesh Bar GratingBar Grating AnatomySteel Bar GratingCustom FabricationHow to OrderManufacturing TolerancesSteel Stair TreadsStandard Mesh Load Tables
Stainless Steel Bar Grating
Special Mesh Bar Grating Special Mesh (Metric) Special Mesh Theoretical Weights and Open Areas
Heavy Duty Bar GratingHeavy Duty Load TablesHeavy Duty Special Mesh (Metric) Heavy Duty Special Mesh
Fisholow® Aluminum Standard Mesh Bar GratingAluminum Stair TreadsAluminum Load TablesAluminum Special Mesh
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SAFETY GRATING
Grip Span®
Grip Span Stair TreadsGrip Span Load TablesGrip Span Walkway
Shur Grip®
Shur Grip Stair TreadsShur Grip Load TablesShur Grip WalkwayShur Step® Flooring and Ladder Rungs
FIBERGLASS REINFORCED PLASTIC (FRP) GRATING
Molded FRP
Pultruded FRP
GRATING FASTENING METHODS
EXPANDED METALRaised Expanded MetalFlattened Expanded Metal Expanded Metal Versatility
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BAR GRATINGsteel, stainless steel, and aluminum
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TRU-WELD® BAR GRATING
Tru-Weld bar grating is forge-welded, a system in which Nucor Grating was a pioneer. In this process the bearing bars and cross rods are permanently forged together by heat and pressure into a single unit construction, resulting in greater strength per pound than mechanical assembly methods. The twisted cross rods provide a non-slip walking surface.
For applications where extremely slippery conditions prevail, Serrated Tru-Weld offers a superior grip surface to the load bearing bars.
What does “Type 19-4” Mean?
Bar grating types are specified by bearing bar spacing followed by cross rod spacing.
In imperial measurements, bearing bar spacing is described in sixteenths of an inch. Therefore, Type 19 has bearing bar centers at 19/16 of an inch (or 1 3/16”). Type 15 has bearing bar centers at 15/16”. Type 11 is at 11/16” etc. The second number after the dash in the Type designation refers to the cross rod spacing. Cross rods are available in either 4” (standard) or 2” (special) spacings.
All bar grating Types may also be described in metric units. Again, the first number represents the bearing bar spacing on centers and the second number represents the cross rod spacing, both units measured in millimeters. Therefore, Type 30-102 Metric equals bearing bars at 30mm centers and cross rods at 102mm centers. This is the metric equivalent of Type 19-4.
Note: Although the special 2” (50mm) cross rod spacing does allow for less open space on the grating surface, it does not affect the load rating of the grating. The most economical and readily available choice for bar grating selection is Type 19-4 (Type 30-102 Metric).
bar grating anatomy
PLAIN SURFACE
SERRATED SURFACE
STANDARD MESH BAR GRATING
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STEEL BAR GRATING
Tru-Weld steel bar grating is the most popular product manufactured by Nucor Grating. Nearly all sizes in Standard Mesh Type 19-4 (Type 30-102 metric) are readily available in our warehouses or stocked on the shelves of our distributors.
Simplicity in design is surpassed by its versatility in usage. From mezzanines, platforms, catwalks, and stairs to fences, benches, racking shelves, and ventilation covers, Tru-Weld Steel Bar Grating is by no means limited to the industrial applications for which it was originally designed.
Available in bare steel, shop primed, or hot dip galvanized.
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custom fabricationNucor Grating is a full service grating supplier. All of our products are available in either stock panels, planks and sheets, or fully fabricated to suit your individual requirements. Examples of fabrication include:
Cutting to sizeProviding cutouts for penetrations in grating panelsWelding banding, kick plate, or nosings to gratingFabricating stair treadsCustom additions such as checker plate, lifting handles, and hingesCircular layouts and radial platforms
Our Sales, Engineering, Drafting, and Fabrication departments can take your requirements from structural drawings to detailed grating drawings and on to completely fabricated ready-to-install grating. Armed with the latest technology in computer aided design and 3-D software applications, Nucor Grating is dedicated to continuous improvement and maximizing efficiencies in the detailing process.
Many of today’s projects demand just-in-time delivery. Our experienced project managers can effectively coordinate your multi-release schedules to ensure your job site receives the grating they need, when they need it. Grating panels are piece marked and clearly identified on our supplied grating drawings for accurate field installation.
As we are both a manufacturer and fabricator of grating we can offer our customers complete “One Source” responsibility for all their grating needs.
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STANDARD MESH BAR GRATING
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TRU-WELD BAR GRATING
When ordering or specifying Tru-Weld Bar Grating, please confirm:
The Type of grating. Type 19-4 (Type 30-102 Metric) is Standard.Bar Size Grating surface – serrated or plain top Finish – unpainted, shop primer, or hot dip galvanizedStyle and quantity of fasteners, if required.
Example: Nucor Grating Tru-Weld bar grating Type 19-4, 1 1/4 x 3/16 serrated, galvanized.
If purchasing fabricated grating, please also confirm:
Span Direction (Direction of bearing bars)Area to be covered and method of support Dimensions – indicate whether your dimensions take clearances into accountIndicate any banding, kick plate, or nosing requirementsShipping and tagging instructions
STANDARD PRACTICES
Standard quantity measurements for invoicingInvoicing area or net area for grating ordered to specific dimensions without drawings will be based on length by width of each panel, with no deductions for cutouts.
For grating supplied from a drawing, the invoicing area shall be on the basis of gross floor area measured out to out of grating, with no deductions for clearances.
Any detailing and/or fabrication of grating by Nucor Grating will conform to the ANSI/N.A.A.M.M. Standards.
Field measurementThe Seller shall not be responsible for the actual dimensions of construction work in the field, but shall be responsible for the accurate fabrication of grating and treads in accordance with plans and specifications, if applicable.
STANDARD CLEARANCES
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how to orderSTANDARD MESH BAR GRATING
LOAD TABLE INFORMATION
The load table calculations used throughout this catalogue are based on “single span” condition. The dimensions shown are for a clear, unsupported span.
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manufacturing tolerances
STAIR TREAD
Note: Length of tread is distance between outer faces or carrier plates or back to back of carrier angles.
STANDARD MESH BAR GRATING
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steel stair treads
TREAD WITH CHECKER PLATE NOSING (STANDARD)
Tru-Weld standard treads with checker plate nosings are cost effective, durable and self-cleaning. The checker plate nosing insures maximum visibility and underfoot safety where needed most.
TREAD WITH ALUMINUM ABRASIVE NOSING (SPECIAL ORDER)
Cast aluminum abrasive nosings offer maximum slip resistance on the leading edge of the tread.
Note: Bolts for mounting to stringers are not included.
HOW TO ORDER
When ordering or specifying Tru-Weld Bar Grating Treads, please confirm:
Type, bar size, and surface of gratingType of nosing – checker plate is standardWidth of treadLength of treadFinish – unpainted, shop primer, or hot dip galvanizedNumber of treadsShipping and tagging instructions
Example: Nucor Grating Tru-Weld bar grating treads, c/w 1 1/4” x 3/16” serrated grating, checker plate nosing and standard end plates, 12 1/8” wide x 36” long, painted black, 150 pcs, tagged “Project ABC”.
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# OF BARS
TREAD WIDTH (Type 19-4 Only)
“A” DIMENSION (Outer Slot)
“B” DIMENSION(Inner Slot)
METRIC(mm)
IMPERIAL (inches)
METRIC (mm)
IMPERIAL(inches)
METRIC (mm)
IMPERIAL(inches)
5 157 6 3/16 64 2 1/2 n/a n/a6 187 7 3/8 114 4 1/2 n/a n/a7 217 8 9/16 114 4 1/2 n/a n/a8 248 9 3/4 178 7 114 4 1/29 278 10 15/16 178 7 114 4 1/2
10 308 12 1/8 178 7 114 4 1/2
GRATING DEPTH “C” DIMENSION “D” DIMENSION
METRIC(mm)
IMPERIAL (inches)
METRIC(mm)
IMPERIAL (inches)
METRIC (mm)
IMPERIAL(inches)
19 to 32 3/4 to 1 1/4 44 1 3/4 64 2 1/238 and up 1 1/2 and up 57 2 1/4 76 3
BEARING BAR SIZE
MAXIMUM LENTH OF TREAD (Type 19-4 Only)
Plain Serrated
METRIC(mm)
IMPERIAL (inches)
METRIC(mm)
IMPERIAL (ft. & in.)
METRIC (mm)
IMPERIAL(ft. & in.)
25 x 4.8 1 x 3/16 1040 3’ 5” 860 2’ 10”32 x 4.8 1 1/4 x 3/16 1420 4’ 8” 1270 4’ 2”38 x 4.8 1 1/2 x 3/16 1670 5’ 6” 1600 5’ 3”
Note: 1/8” (3.2mm) bearing bar not recommended.
STANDARD TREAD DETAIL
STANDARD MESH BAR GRATING
MAXIMUM RECOMMENDED TREAD LENGTHS
End Plate Depth Dimensions
End Plate Width and Hole Pattern Dimensions
For tread widths 9 3/4”, 10 15/16” & 12 1/8”, standard end plate is complete with 2 slots. See “B” dimension in chart.
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STANDARD TRU-WELD – TYPE 30 (METRIC)Bearing Bars: 30mm centersStock panels: 915mm nominal width x 7315mm long
BEARING BAR SIZE (mm)
APPROX. WEIGHT (kg/m2)
LOAD/ DEFLECTION
SPAN IN MILLIMETRES (mm) SECTION MODULUS PER 305mm OF WIDTH
TYPE 30-102
TYPE 30-51 610 762 914 1067 1219 1372 1524 1676
1829
1981
2134
2286
2438
2591
2743
19 x 3.2 19.2
U 17.01 10.89 7.56 5.55 4.25 3.36
2000D 2.52 3.94 5.68 7.73 10.09 12.77C 5.18 4.15 3.46 2.96 2.59 2.30D 2.02 3.15 4.54 6.18 8.07 10.22
19 x 4.8 27.2
U 25.52 16.33 11.34 8.33 6.38 5.04
3000D 2.52 3.94 5.68 7.73 10.09 12.77C 7.78 6.22 5.18 4.44 3.89 3.46D 2.02 3.15 4.54 6.18 8.07 10.22
25 x 3.2 24.6
U 30.24 19.32 13.44 9.87 7.56 5.97 4.84 4.00 3.36
3540D 1.89 2.96 4.26 5.79 7.57 9.58 11.82 14.31 17.03C 9.22 7.37 6.14 5.27 4.61 4.10 3.69 3.35 3.07D 1.51 2.36 3.41 4.64 6.05 7.66 9.46 11.45 13.62
25 x 4.8 35.3 38.4
U 45.36 29.03 20.16 14.81 11.34 8.96 7.26 6.00 5.04
5330D 1.89 2.96 4.26 5.79 7.57 9.58 11.82 14.31 17.03C 13.83 11.06 9.22 7.90 6.91 6.14 5.53 5.03 4.61D 1.51 2.36 3.41 4.64 6.05 7.66 9.46 11.45 13.62
32 x 3.2 29.9 33.0
U 47.25 30.24 21.00 15.43 11.81 9.33 7.56 6.25 5.25 4.47 3.86
5560D 1.51 2.36 3.41 4.64 6.05 7.66 9.46 11.45 13.62 15.99 18.54C 14.40 11.52 9.60 8.23 7.20 6.40 5.76 5.24 4.80 4.43 4.11D 1.21 1.89 2.72 3.71 4.84 6.13 7.57 9.16 10.90 12.79 14.83
32 x 4.8 43.3 46.4
U 70.88 45.36 31.50 23.14 17.72 14.00 11.34 9.37 7.88 6.71 5.79
8310D 1.51 2.36 3.41 4.64 6.05 7.66 9.46 11.45 13.62 15.99 18.54C 21.60 17.28 14.40 12.34 10.80 9.60 8.64 7.86 7.20 6.65 6.17D 1.21 1.89 2.72 3.71 4.84 6.13 7.57 9.16 10.90 12.79 14.83
38 x 3.2 35.3 38.4
U 68.04 43.55 30.24 22.22 17.01 13.44 10.89 9.00 7.56 6.44 5.55 4.84 4.25 3.77 3.36
8000D 1.26 1.97 2.84 3.86 5.04 6.39 7.88 9.54 11.35 13.32 15.45 17.74 20.18 22.78 25.54C 20.74 16.59 13.83 11.85 10.37 9.22 8.30 7.54 6.91 6.38 5.93 5.53 5.18 4.88 4.61D 1.01 1.58 2.27 3.09 4.04 5.11 6.31 7.63 9.08 1.66 12.36 14.19 16.14 18.22 20.43
38 x 4.8 51.3 54.4
U 102.03 65.32 45.36 33.33 25.52 20.16 16.33 13.50 11.34 9.66 8.33 7.26 6.38 5.65 5.04
11960D 1.26 1.97 2.84 3.86 5.04 6.39 7.88 9.54 11.35 13.32 15.45 17.74 20.18 22.78 25.54C 31.11 24.89 20.74 17.78 15.55 13.83 12.44 11.31 10.37 9.57 8.89 8.30 7.78 7.32 6.91D 1.01 1.58 2.27 3.09 4.04 5.11 6.31 7.63 9.08 10.66 12.36 14.19 16.14 18.22 20.43
45 x 4.8 59.4 62.5
U 138.92 88.91 61.74 45.36 34.73 27.44 22.23 18.37 15.44 13.15 11.34 9.88 8.68 7.69 6.86
16290D 1.08 1.69 2.43 3.31 4.32 5.47 6.76 8.18 9.73 11.42 13.24 15.20 17.63 19.53 21.89C 42.34 33.87 28.23 24.20 21.17 18.82 16.94 15.40 14.11 13.03 12.10 11.29 10.59 9.96 9.41D 0.86 1.35 1.95 2.65 3.46 4.38 5.41 6.54 7.78 9.13 10.59 12.16 13.84 15.62 17.51
51 x 4.8 67.4 70.6
U 181.44 116.12 80.64 59.25 45.36 35.84 29.03 23.99 20.16 17.18 14.81 12.90 11.34 10.05 8.96
21290D 0.95 1.48 2.13 2.90 3.78 4.79 5.91 7.15 8.51 9.99 11.59 13.30 15.13 17.09 19.16C 55.30 44.24 36.87 31.60 27.65 24.58 22.12 20.11 18.43 17.02 15.80 14.75 13.83 13.01 12.29D 0.76 1.18 1.70 2.32 3.03 3.83 4.73 5.72 6.81 7.99 9.27 10.64 12.11 13.67 15.32
57 x 4.8 75.4 78.6
U 229.64 146.97 102.06 74.98 57.41 45.36 36.74 30.37 25.52 21.74 18.75 16.33 14.35 12.71 11.34
26940D 0.84 1.31 1.89 2.58 3.36 4.26 5.26 6.36 7.57 8.88 10.30 11.82 13.45 15.19 17.03C 69.99 55.99 46.66 40.00 35.00 31.11 28.00 25.45 23.33 21.54 20.00 18.66 17.50 16.47 15.55D 0.67 1.05 1.51 2.06 2.69 3.41 4.20 5.09 6.05 7.10 8.24 9.46 10.76 12.15 13.62
64 x 4.8 83.5 86.7
U 283.50 181.44 126.00 92.57 70.88 56.00 45.36 37.49 31.50 26.84 23.14 20.16 17.72 15.70 14.00
33250D 0.76 1.18 1.70 2.32 3.03 3.83 4.73 5.72 6.81 7.99 9.27 10.64 12.11 13.67 15.32C 86.41 69.13 57.61 49.38 43.21 38.41 34.56 31.42 28.80 26.59 24.69 23.04 21.60 20.33 19.20D 0.61 0.95 1.36 1.85 2.42 3.06 3.78 4.58 5.45 6.39 7.42 8.51 9.69 10.93 12.26
Loads and deflections given in this table are theoretical and are based on a maximum allowable fibre stress of 124.0 MPa. All metric dimensions are based on a “soft” conversion.
type 30 metric
Spans and loads in the pink shaded area exceed a deflection of 6mm for uniform loads of 5kPa. Experience has shown that 6mm deflection is the maximum deflection to give pedestrian comfort, but can be exceeded for other types of loads at the discretion of the engineer.
For serrated surface, increase depth by one size.
Tru-Weld grating meets N.A.A.M.M. standards.
METRIC LEGEND U = Safe Uniform Load (kPa)C = Safe Concentrated Load (kN/metre of grating width) D = Deflection (mm)
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Spans and loads in the pink shaded area exceed a deflection of 1/4” for uniform loads of 100 lbs./sq. ft. Experience has shown that 1/4” deflection is the maximum deflection to give pedestrian comfort, but can be exceeded for other types of loads at the discretion of the engineer.
For serrated surface, increase depth by one size.
STANDARD TRU-WELD – TYPE 19Bearing Bars: 1 3/16“ centersStock panels: 3’ nominal width x 24’ long
BEARING BAR SIZE (inches)
APPROX. WEIGHT (lbs./ft.2)
LOAD/ DEFLECTION
SPAN IN FEET AND INCHES SECTION MODULUS PER FOOT OF WIDTH
TYPE 19-4
TYPE 19-2 2’ 0” 2’ 6” 3’ 0” 3’ 6” 4’ 0” 4’ 6” 5’ 0” 5’ 6” 6’ 0”
6’ 6”
7’ 0”
7’ 6”
8’ 0”
8’ 6”
9’ 0”
3/4 x 1/8 3.93
U 355 227 158 116 89 70
0.122D 0.099 0.155 0.223 0.304 0.397 0.503C 355 284 237 203 178 158D 0.079 0.124 0.179 0.243 0.318 0.402
3/4 x 3/16 5.58
U 533 341 237 174 133 105
0.183D 0.099 0.155 0.223 0.304 0.397 0.503C 533 426 355 305 266 237D 0.079 0.124 0.179 0.243 0.318 0.402
1 x 1/8 5.03
U 632 404 281 206 158 125 101 84 70
0.216D 0.074 0.116 0.168 0.228 0.298 0.370 0.466 0.563 0.670C 632 505 421 361 316 281 253 230 211D 0.060 0.093 0.134 0.182 0.238 0.302 0.372 0.451 0.536
1 x 3/16 7.23 7.87
U 947 606 421 309 237 187 152 125 105
0.325D 0.074 0.116 0.168 0.228 0.298 0.377 0.466 0.563 0.670C 947 758 632 541 474 421 379 344 316D 0.060 0.093 0.134 0.182 0.238 0.302 0.372 0.451 0.536
1 1/4 x 1/8 6.12 6.76
U 987 632 439 322 247 195 158 130 110 93 81
0.339D 0.060 0.093 0.134 0.182 0.238 0.302 0.372 0.451 0.536 0.629 0.730C 987 789 658 564 493 439 395 359 329 304 282D 0.048 0.074 0.107 0.146 0.191 0.241 0.298 0.360 0.429 0.504 0.584
1 1/4 x 3/16 8.87 9.51
U 1480 947 658 483 370 292 237 196 164 140 121
0.507D 0.060 0.093 0.134 0.182 0.238 0.302 0.372 0.451 0.536 0.629 0.730C 1480 1184 987 846 740 658 592 538 493 455 423D 0.048 0.074 0.107 0.146 0.191 0.241 0.298 0.360 0.429 0.504 0.584
1 1/2 x 1/8 7.23 7.87
U 1421 909 632 464 355 281 227 188 158 135 116 101 89 79 70
0.488D 0.050 0.078 0.112 0.152 0.199 0.251 0.310 0.376 0.447 0.524 0.608 0.698 0.794 0.897 1.006C 1421 1137 947 812 711 632 568 517 474 437 406 379 355 334 316D 0.040 0.062 0.089 0.122 0.159 0.201 0.248 0.300 0.358 0.420 0.487 0.559 0.636 0.718 0.804
1 1/2 x 3/16 10.51 11.15
U 2132 1364 947 696 533 421 341 282 237 202 174 152 133 118 105
0.730D 0.050 0.078 0.112 0.152 0.199 0.251 0.310 0.376 0.447 0.524 0.608 0.698 0.794 0.897 1.006C 2132 1705 1421 1218 1066 947 853 775 711 656 609 568 533 502 474D .0040 0.062 0.089 0.122 0.159 0.201 0.248 0.300 0.358 0.420 0.487 0.559 0.636 0.718 0.804
1 3/4 x 3/16 12.17 12.81
U 2901 1857 1289 947 725 573 464 384 322 275 237 206 181 161 143
0.994D 0.043 0.067 0.096 0.130 0.170 0.215 0.266 0.322 0.383 0.450 0.521 0.599 0.681 0.769 0.862C 2901 2321 1934 1658 1451 12859 1161 1055 967 893 829 774 725 683 645D 0.034 0.053 0.077 0.104 0.136 0.172 0.273 0.257 0.306 0.360 0.417 0.479 0.545 0.615 0.689
2 x 3/16 13.81 14.45
U 3789 2425 1684 1237 947 749 606 501 421 359 309 269 237 210 187
1.299D 0.037 0.058 0.084 0.114 0.149 0.189 0.233 0.282 0.335 0.393 0.456 0.524 0.596 0.673 0.754C 3789 3032 2326 2165 1895 1684 1516 1378 1263 1166 1083 1011 947 892 842D 0.030 0.047 0.067 0.091 0.119 0.151 0.186 0.225 0.268 0.315 0.365 0.419 0.477 0.538 0.603
2 1/4 x 3/16 15.45 16.09
U 4796 3069 2132 1566 1199 947 767 634 533 454 392 341 300 266 237
1.644D 0.033 0.052 0.074 0.101 0.132 0.168 0.207 0.250 0.298 0.350 0.406 0.466 0.530 0.598 0.670C 4796 3837 3197 2741 2398 2132 1918 1744 1599 1476 1370 1279 1199 1128 1066D 0.026 0.041 0.060 0.081 0.106 0.134 0.166 0.200 0.238 0.280 0.324 0.372 0.424 0.478 0.536
2 1/2 x 3/16 17.11 17.75
U 5921 3789 2632 1933 1480 1170 947 783 658 561 483 421 370 328 292
2.029D 0.030 0.047 0.067 0.091 0.119 0.151 0.186 0.225 0.268 0.315 0.365 0.419 0.477 0.538 0.603C 5921 4737 3947 3383 2961 2632 2386 2153 1974 1822 1692 1579 1480 1393 1316D 0.024 0.037 0.054 0.073 0.095 0.121 0.149 0.180 0.215 0.252 0.292 0.335 0.381 0.431 0.483
Loads and deflections given in this table are theoretical and are based on a maximum allowable fibre stress of 18,000 P.S.I.
Tru-Weld grating meets N.A.A.M.M. standards.
type 19
IMPERIAL LEGEND U = Safe Uniform Load (lbs./ft.2)C = Safe Concentrated Load (lbs./foot of grating width) D = Deflection (inches)
Spans and loads in the pink shaded area exceed a deflection of 1/4” for uniform loads of 100 lbs/sq. ft. Experience has shown that 1/4” deflection is the maximum deflection to give pedestrian comfort, but can be exceeded for other types of loads at the discretion of the engineer.
For serrated surface, increase depth by one size.
STANDARD MESH BAR GRATING
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TRU-WELD STAINLESS STEEL BAR GRATING
Tru-Weld Stainless Steel Bar Grating provides a long-term durable grating solution for caustic atmospheres where corrosion resistance and minimum carbide precipitation are important considerations. Typical applications include stairs and platforms within chemical production and storage, food processing plants, and water and wastewater treatment facilities. Your choice of 304, 304L, 316, or 316L Stainless Steel grades are available.
Heat from the Electroforge welding process discolors the surface of the stainless steel in the weld area. For this reason, Tru-Weld Stainless Steel Bar Grating is best suited for industrial uses where cosmetic appearance is not a factor.
STAINLESS STEEL GRADE LOAD/DEFLECTION MULTIPLY CARBON STEEL LOAD TABLES BY: BASED ON MAXIMUM ALLOWABLE FIBRE STRESS
304 Stainless Steel
U 1.11120,000 P.S.I. (137.9 MPa)C 1.111
D 1.151
304L Stainless Steel
U 0.91716,500 P.S.I. (113.8 MPa)C 0.917
D 0.949
316 Stainless Steel
U 1.11120,000 P.S.I. (137.9 MPa)C 1.111
D 1.151
316L Stainless Steel
U 0.91716,500 P.S.I. (113.8 MPa)C 0.917
D 0.949
stainless steel information
IMPERIAL LEGEND U = Safe Uniform Load (lbs./ft.2)C = Safe Concentrated Load (lbs./foot of grating width) D = Deflection (inches)
METRIC LEGEND U = Safe Uniform Load (kPa)C = Safe Concentrated Load (kN/metre of grating width) D = Deflection (mm)
Stai
nle
ss S
teel
STAINLESS STEEL BAR GRATING
STAINLESS STEEL CONVERSION FACTORS When considering load conditions for stainless steel bar grating, please apply the calculations in the table below to the values shown in the carbon steel load tables on pages 12 and 13.
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Special M
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special mesh information
TRU-WELD SPECIAL MESH BAR GRATING
Tru-Weld Special Mesh Bar Grating offer a variety of close or wide space mesh options to suit specific aesthetic or functional bar spacing requirements.
As with Tru-Weld Standard Mesh Bar Grating, Special Mesh Bar Grating may be ordered with either plain or serrated bearing bars. Similarly, panels are manufactured with a standard 4” cross rod spacing but 2” cross rod spacing is available.
Close MeshAdvantages of the close mesh grating style include greatly increased load bearing capabilities and prevention of fall through by dangerous objects such as heavy tools or equipment accidentally dropped from above.
Wide MeshWide mesh grating options are designed for applications requiring additional openness of bar grating to minimize buildup of snow, ice, or other debris.
Available in most 1/8” and 3/16” Steel and Stainless Steel bar sizes and select Heavy Duty bar sizes.
*Special Mesh Bar Grating is a non-stocked specialty item. For the most cost effective and readily available bar grating option, choose Standard Mesh Type 19-4 (Type 30-102 Metric).
SPECIAL MESH BAR GRATING
WIDE MESHCLOSE MESH
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SPECIAL CLOSE MESH (METRIC)Deflections as per table on page 12.
Type 15 Metric ADA Compatible with 4.8mm bars � Multiply load values by 2.0 as per table on page 12.
Type 18 MetricADA Compatible with 4.8mm bars �Multiply load values by 1.72 as per table on page 12.
Type 24 MetricMultiply load values by 1.25 as per table on page 12.
SPECIAL WIDE MESH (METRIC)Deflections as per table on page 12.
Type 41 MetricMultiply load values by 0.73 as per table on page 12.
Type 48 MetricMultiply load values by 0.63 as per table on page 12.
Type 60 MetricMultiply load values by 0.50 as per table on page 12.
Dimensions shown are out to out of bearing bars.For 3.2mm bearing bars, deduct 1.6mm from panel width.All metric dimensions are based on a “soft” conversion.
METRIC PANEL WIDTH IN MILLIMETRES (For 4.8mm bearing bars)
# OF BARS
CLOSE MESH STANDARD MESH
WIDE MESH
TYPE 15 METRIC
TYPE 18 METRIC
TYPE 24METRIC
TYPE 30 METRIC
TYPE 41 METRIC
TYPE 48 METRIC
TYPE 60 METRIC
2 20 22 28 35 46 52 653 35 40 52 65 87 100 1254 50 57 76 95 129 148 1865 65 75 100 125 170 195 2466 80 92 124 156 211 243 3067 95 110 148 186 252 291 3678 110 127 171 216 294 338 4279 125 144 195 246 335 386 48710 140 162 219 276 381 433 54811 156 179 243 306 418 481 60812 171 197 267 337 459 529 66813 185 214 291 367 500 576 72914 201 232 314 397 541 624 78915 216 249 338 427 583 683 84916 231 267 362 457 624 719 91017 246 284 386 487 665 767 18 261 302 410 518 706 814 19 276 319 433 548 748 862 20 291 337 457 578 789 910 21 306 354 481 608 830 22 321 371 505 638 872 23 337 389 529 668 913 24 352 406 552 698 25 367 424 576 729 26 382 441 600 759 27 397 459 624 789 28 412 476 648 819 29 427 494 672 849 30 442 511 695 879 31 457 529 719 910 32 472 546 743 33 487 564 767 34 502 581 790 35 517 598 814 36 532 615 838 37 547 862 38 562 886 39 577 910 40 592 41 607
special mesh (metric)
Spec
ial M
esh
SPECIAL MESH BAR GRATING
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Special M
esh
IMPERIAL PANEL WIDTH IN INCHES (For 3/16” bearing bars)
# OF BARS
CLOSE MESH STANDARD MESH
WIDE MESH
TYPE 9.5
TYPE 11
TYPE 15
TYPE 19
TYPE 26
TYPE 30
TYPE 38
2 25/32 7/8 1 1/8 1 3/8 1 27/32 2 1/16 2 9/163 1 3/8 1 9/16 2 1/16 2 9/16 3 15/32 3 15/16 4 15/164 1 31/32 2 1/4 3 3 3/4 5 3/32 5 13/16 7 5/165 2 9/16 2 15/16 3 15/16 4 15/16 6 23/32 7 11/16 9 11/166 3 5/32 3 5/8 4 7/8 6 1/8 8 11/32 9 9/16 12 1/167 3 3/4 4 5/16 5 13/16 7 5/16 9 31/32 11 7/16 14 7/168 4 11/32 5 6 3/4 8 1/2 11 19/32 13 5/16 16 13/169 4 15/16 5 11/16 7 11/16 9 11/16 13 7/32 15 3/16 19 3/1610 5 17/32 6 3/8 8 5/8 10 7/8 14 27/32 17 1/16 21 9/1611 6 1/8 7 1/16 9 9/16 12 1/16 16 15/32 18 15/16 23 15/1612 6 23/32 7 3/4 10 1/2 13 1/4 18 3/32 20 13/16 26 5/1613 7 5/16 8 7/16 11 7/16 14 7/16 19 23/32 22 11/16 28 11/1614 7 29/32 9 1/8 12 3/8 15 5/8 21 11/32 24 9/16 31 1/1615 8 1/2 9 13/16 13 5/16 16 13/16 22 31/32 26 7/8 33 7/1616 9 3/32 10 1/2 14 1/4 18 24 19/32 28 5/16 35 13/1617 9 11/16 11 3/16 15 3/16 19 3/16 26 7/32 30 3/16 18 10 9/32 11 7/8 16 1/8 20 3/8 27 27/32 32 1/16 19 10 7/8 12 9/16 17 1/16 21 9/16 29 15/32 33 15/16 20 11 15/32 13 1/4 18 22 3/4 31 3/32 35 13/16 21 12 1/16 13 15/16 18 15/16 23 15/16 32 23/32 22 12 21/32 14 5/8 19 7/8 25 1/8 34 11/32 23 13 1/4 15 5/16 20 13/16 26 5/16 35 31/32 24 13 27/32 16 21 3/4 27 1/2 25 14 7/16 16 11/16 22 11/16 28 11/16 26 15 1/32 17 3/8 23 5/8 29 7/8 27 15 5/8 18 1/16 24 9/16 31 1/16 28 16 7/32 18 3/4 25 1/2 32 1/4 29 16 13/16 19 7/16 26 7/16 33 7/16 30 17 13/32 20 1/8 27 3/8 34 5/8 31 18 20 13/16 28 5/16 35 13/16 32 18 19/32 21 1/2 29 1/4 33 19 3/16 22 3/16 30 3/16 34 19 25/32 22 7/8 31 1/8 35 20 3/8 23 9/16 32 1/16 36 20 31/32 24 1/4 33 37 21 9/16 33 15/16 38 22 5/32 34 7/8 39 22 3/4 35 13/16 40 23 11/32 41 23 15/16
Dimensions shown are out to out of bearing bars.For 1/8” bearing bars, deduct 1/16” from panel width.
special meshSPECIAL MESH BAR GRATING
SPECIAL CLOSE MESH Deflections as per table on page 13.
Type 9.5 ADA Compatible with 3/16” bars � Multiply load values by 2.0 as per table on page 13.
Type 11ADA Compatible with 3/16” bars �Multiply load values by 1.72 as per table on page 13.
Type 15Multiply load values by 1.25 as per table on page 13.
SPECIAL WIDE MESHDeflections as per table on page 13.
Type 26Multiply load values by 0.73 as per table on page 13.
Type 30Multiply load values by 0.63 as per table on page 13.
Type 38Multiply load values by 0.50 as per table on page 13.
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theoretical weights and open areasAll metric dimensions are based on a “soft” conversion.
SPECIAL MESH BAR GRATING
METRIC WEIGHTS (kg/m2)
BEARING BAR SIZE (mm)
SPECIAL CLOSE MESH STANDARD MESH SPECIAL WIDE MESH
TYPE 15-102
TYPE 15-51
TYPE 18-102
TYPE 18-51
TYPE 24-102
TYPE 24-51
TYPE 30-102
TYPE 30-51
TYPE 41-102
TYPE 41-51
TYPE 48-102
TYPE 48-61
TYPE 60-102
TYPE 60-51
19 x 3.2 35.30 38.38 30.86 33.93 23.58 27.00 19.19 22.31 n/a n/a 12.84 15.28 11.03 13.4819 x 4.8 51.31 54.39 44.67 47.80 33.49 36.42 27.24 30.37 n/a n/a 18.02 20.51 15.33 17.7725 x 3.2 45.99 49.07 40.09 43.16 30.12 33.10 24.56 27.68 19.19 n/a 16.26 18.75 13.87 16.3125 x 4.8 67.48 70.55 58.64 61.71 42.72 46.68 35.30 38.43 27.49 n/a 23.19 25.68 19.58 22.0232 x 3.2 56.69 59.76 49.31 52.39 36.91 39.89 29.88 33.01 23.34 n/a 19.73 22.17 16.70 19.1432 x 4.8 83.49 86.62 72.46 75.53 53.80 56.78 43.31 46.43 33.74 n/a 28.37 30.86 23.83 26.3238 x 3.2 67.48 70.55 58.64 61.71 43.75 46.73 35.30 38.43 27.49 n/a 23.19 25.68 19.58 22.0238 x 4.8 99.55 102.63 86.27 89.40 65.62 70.21 51.31 54.44 39.94 n/a 34.23 37.35 28.81 31.9344 x 4.8 116.11 119.18 100.58 103.65 76.07 80.66 59.42 62.54 46.14 n/a 40.67 44.87 34.27 38.5251 x 4.8 132.27 135.34 114.49 117.57 86.27 90.86 67.43 70.55 52.34 n/a 45.90 50.09 38.57 42.8257 x 4.8 147.40 150.48 127.53 130.65 95.84 100.43 75.43 78.56 58.59 n/a 50.78 54.98 42.62 46.8264 x 4.8 163.51 166.64 141.49 144.57 106.05 110.64 83.54 86.66 64.74 n/a 55.95 60.20 46.92 51.12
IMPERIAL WEIGHTS (lbs/ft2)
BEARING BAR SIZE (inches)
SPECIAL CLOSE MESH STANDARD MESH SPECIAL WIDE MESH
TYPE 9.5-4 TYPE 9.5-2 TYPE 11-4 TYPE 11-2 TYPE 15-4 TYPE 15-2 TYPE 19-4 TYPE 19-2 TYPE 26-4 TYPE 26-2 TYPE 30-4 TYPE 30-2 TYPE 38-4 TYPE 38-2
3/4 x 1/8 7.23 7.86 6.32 6.95 4.83 5.53 3.93 4.57 n/a n/a 2.63 3.13 2.26 2.763/4 x 3/16 10.51 11.14 9.15 9.79 6.86 7.46 5.58 6.22 n/a n/a 3.69 4.20 3.14 3.64
1 x 1/8 9.42 10.05 8.21 8.84 6.17 6.78 5.03 5.67 3.93 n/a 3.33 3.84 2.84 3.341 x 3/16 13.82 14.45 12.01 12.64 8.75 9.56 7.23 7.87 5.63 n/a 4.75 5.26 4.01 4.51
1 1/4 x 1/8 11.61 12.24 10.10 10.73 7.56 8.17 6.12 6.76 4.78 n/a 4.04 4.54 3.42 3.921 1/4 x 3/16 17.10 17.74 14.84 15.47 11.02 11.63 8.87 9.51 6.91 n/a 5.81 6.32 4.88 5.391 1/2 x 1/8 13.82 14.45 12.01 12.64 8.96 9.57 7.23 7.87 5.63 n/a 4.75 5.26 4.01 4.51
1 1/2 x 3/16 20.39 21.02 17.67 18.31 13.44 14.38 10.51 11.15 8.18 n/a 7.01 7.65 5.90 6.541 3/4 x 3/16 23.78 24.41 20.60 21.23 15.58 16.52 12.17 12.81 9.45 n/a 8.33 9.19 7.02 7.89
2 x 3/16 27.09 27.72 23.45 24.08 17.67 18.61 13.81 14.45 10.72 n/a 9.40 10.26 7.90 8.772 1/4 x 3/16 30.19 30.82 26.12 26.76 19.63 20.57 15.45 16.09 12.00 n/a 10.40 11.26 8.73 9.592 1/2 x 3/16 33.49 34.13 28.98 29.61 21.72 22.66 17.11 17.75 13.26 n/a 11.46 12.33 9.61 10.47
IMPERIAL OPEN AREA
BEARING BAR SIZE (inches)
SPECIAL CLOSE MESH STANDARD MESH SPECIAL WIDE MESH
TYPE 9.5 TYPE 11 TYPE 15 TYPE 19 TYPE 26 TYPE 30 TYPE 382” CROSS RODS
1/8 71% 74% 77% 78% 81% 82% 83%3/16 61% 64% 70% 74% 78% 79% 81%
4” CROSS RODS1/8 75% 78% 82% 84% 87% 88% 89%3/16 64% 68% 75% 79% 83% 84% 86%
METRIC OPEN AREA
BEARING BAR SIZE (mm)
SPECIAL CLOSE MESH STANDARD MESH SPECIAL WIDE MESH
TYPE 15 TYPE 18 TYPE 24 TYPE 30 TYPE 41 TYPE 48 TYPE 60
51mm CROSS RODS3.2mm 71% 74% 77% 79% 81% 82% 83%4.8mm 61% 64% 70% 74% 78% 79% 81%
102mm CROSS RODS3.2mm 75% 78% 82% 84% 87% 88% 89%4.8mm 64% 68% 75% 79% 83% 84% 86%
RAILROAD GRATING
Tru-Weld Steel Railroad Grating is special wide mesh Type 26-4 (Type 41-102 Metric) with bearing bars supplied serrated for additional safety. It was originally designed specifically for use as brake steps, running boards, walkways, and platforms on railcars and locomotives. Railroad Grating is supplied as standard AAR (Association of American Railroads) approved welded bar grating with bar spacing at 1 5/8” centers and cross rods at 4” centers.
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heavy duty information
HEAVY-DUTY STEEL BAR GRATING
Steel Bar Grating with bearing bars thicker than 3/16” is considered to be “Heavy Duty” and carries the designation prefix “Type HD”. Available bar thicknesses are 1/4”, 5/16”, and 3/8” in either a plain or serrated surface. Standard depths range from 1” up to 4”, although larger sizes are available upon request.
Tru-Weld Heavy Duty Steel Bar Grating is commonly used for floor trench and sump covers exposed to heavy equipment traffic. It is used extensively throughout mining, power generation, highways, airfields, and on truck terminal loading docks and ramps. It is suitable for large single span conditions or where grating must support extreme loads.
Heavy D
uty
HEAVY DUTY BAR GRATING
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HEAVY DUTY TRU-WELD – TYPE HD-30 (METRIC)Bearing Bars: 30mm centersPanel Sizes: 914mm nomimal width x 6096mm long for 6.4mm only 610mm nomimal width x 6096mm long for 7.9mm and 9.5mm
Loads and deflections given in this table are theoretical and are based on a maximum allowable fibre stress of 137.9 MPa. All metric dimensions are based on a “soft” conversion.
type hd-30 metric
METRIC LEGEND U = Safe Uniform Load (kPa)C = Safe Concentrated Load (kN/metre of grating width)
Hea
vy D
uty
Tru-Weld grating meets N.A.A.M.M. standards.
BEARING BAR SIZE (mm)
APPROX. WEIGHT (kg/m2)
LOAD/ DEFLECTION
SPAN IN MILLIMETRES (mm) SECTION MODULUS PER 305mm OF WIDTH
TYPE 30-102
TYPE 30-51 305 457 610 762 914 1067 1219 1372
1524
1676
1829
1981
2134
2286
2438
25 x 6.4 47.0 51.3 U 268 120 67 43 30 22 17 13 11 9 7 6 5 5 4 6900C 41 27 20 16 14 12 10 9 8 7 7 6 6 5 5
25 x 7.9 57.5 65.9 U 336 150 84 54 38 28 21 17 14 11 9 8 7 6 5 8625C 51 34 26 21 17 15 13 12 10 9 9 8 8 7 7
25 x 9.5 68.0 72.7 U 403 179 101 65 45 33 25 20 16 13 11 10 8 7 6 10350C 61 41 31 25 20 18 15 14 12 11 10 9 9 8 8
32 x 6.4 58.0 62.0 U 419 187 105 67 47 34 26 21 17 14 12 10 9 7 7 10780C 64 43 32 26 21 18 16 14 13 12 11 10 9 9 8
32 x 7.9 71.0 80.1U 524 234 131 84 59 43 33 26 21 18 15 13 11 9 9
13475C 80 54 40 32 27 23 20 18 16 15 14 13 12 11 10
32 x 9.5 84.0 88.9 U 629 280 157 101 70 51 39 31 25 21 17 15 13 11 10 16170C 96 64 48 38 32 27 24 21 19 17 16 15 14 13 12
38 x 6.4 68.0 72.7 U 604 269 151 97 67 49 38 30 24 20 17 14 12 11 9 15520C 92 61 46 37 31 26 23 20 18 17 15 14 13 12 12
38 x 7.9 84.0 93.7 U 755 337 189 121 84 62 48 38 30 25 21 18 16 14 12 19410C 115 77 58 46 39 33 29 26 23 21 19 18 17 15 15
38 x 9.5 100.0 105.0 U 906 404 227 145 101 74 57 45 36 30 25 21 19 16 14 23300C 138 92 69 55 46 39 35 31 28 25 23 21 20 18 17
44 x 6.4 79.0 83.5 U 822 366 206 132 92 67 51 41 33 27 23 19 17 15 13 21100C 125 84 63 50 42 36 31 28 25 23 21 19 18 17 16
44 x 7.9 97.5 107.9 U 1028 458 257 165 115 84 64 51 41 34 29 24 21 19 16 26400C 157 105 79 63 53 45 39 35 32 29 26 24 23 21 20
44 x 9.5 116.0 121.1 U 1233 549 308 198 137 101 77 61 49 41 34 29 25 22 19 31700C 188 126 94 75 63 54 47 42 38 34 31 29 27 25 24
51 x 6.4 89.0 94.7 U 1074 478 268 172 120 88 67 53 43 36 30 25 22 19 17 27600C 164 109 82 66 55 47 41 36 33 30 27 25 23 22 20
51 x 7.9 110.0 121.6 U 1343 598 336 215 150 110 84 67 54 45 38 32 28 24 21 34500C 205 137 103 82 69 59 36 46 41 38 34 32 29 28 26
51 x 9.5 131.0 137.2 U 1611 717 403 258 179 132 101 80 65 53 45 38 33 29 25 41400C 246 164 123 98 82 70 61 55 49 45 41 38 35 33 31
57 x 6.4 100.0 116.2 U 1359 605 340 218 151 111 85 67 54 45 38 32 28 24 21 34900C 207 138 104 83 69 59 52 46 41 38 35 32 30 28 26
57 x 7.9 123.5 149.4 U 1699 757 425 273 189 139 107 84 68 57 48 40 35 30 27 43650C 259 173 130 104 87 74 65 58 52 48 44 40 37 35 33
57 x 9.5 147.0 169.4 U 2039 908 510 327 227 167 128 101 82 68 57 48 42 36 32 52400C 311 207 155 124 104 89 78 69 62 57 52 48 44 41 39
64 x 6.4 110.0 116.2 U 1678 747 419 269 187 137 105 83 67 56 47 40 34 30 26 43100C 256 171 128 102 85 73 64 57 51 47 43 39 37 34 32
64 x 7.9 136.5 149.4U 2098 934 524 336 234 172 132 104 84 70 59 50 43 38 33
53900C 2075 214 160 128 107 92 80 71 64 59 54 49 46 43 40
64 x 9.5 163.0 169.4 U 2517 1121 629 403 280 206 158 124 101 83 70 60 51 45 39 64700C 384 256 192 154 128 110 96 85 77 70 64 59 55 51 48
76 x 6.4 131.0 137.7 U 2416 1076 604 387 269 197 151 119 97 80 67 57 49 43 38 62100C 368 246 184 147 123 105 92 82 74 67 61 57 53 49 46
76 x 7.9 162.5 177.2 U 3020 1345 755 484 337 247 189 149 121 100 84 72 62 54 48 77600C 461 308 230 184 154 132 115 103 93 84 77 71 66 62 58
76 x 9.5 194.0 201.1 U 3624 1614 906 581 404 296 227 179 145 120 101 86 74 65 57 93100C 553 369 276 221 184 158 138 123 111 101 92 85 79 74 69
89 x 6.4 152.0 159.2 U 3289 1465 822 527 366 269 206 163 132 109 91 78 67 59 51 84500C 502 335 251 201 167 143 125 111 100 91 84 77 72 67 63
89 x 7.9 189.0 204.6 U 4111 1831 1028 659 458 336 258 204 165 136 114 98 84 74 64 105650C 627 419 314 251 209 179 157 139 126 114 105 97 90 84 79
89 x 9.5 226.0 233.4 U 4933 2197 1233 790 549 403 309 244 198 163 137 117 101 88 77 126800C 752 502 376 301 251 215 188 167 151 137 125 116 108 100 94
102 x 6.4 173.0 193.8 U 4295 1913 1074 688 478 351 269 212 172 142 119 102 88 76 67 110400C 655 437 328 262 219 187 164 146 131 119 109 101 94 87 82
102 x 7.9 215.0 232.4 U 5369 2392 1343 860 598 439 336 265 215 178 149 128 110 96 84 138000C 819 547 410 328 274 234 205 182 164 149 137 126 117 109 103
102 x 9.5 257.0 279.3 U 6443 2870 1611 1032 717 526 403 318 258 213 179 153 132 115 101 165600C 983 656 491 393 328 281 246 218 197 179 164 151 140 131 123
HEAVY DUTY BAR GRATING
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HEAVY DUTY TRU-WELD – TYPE HD-19Bearing Bars: 1 3/16“ centersPanel Sizes: 3’ 0” nomimal width x 20’ for 1/4” only 2’ 0” nomimal width x 20’ for 5/16” and 3/8” only
Loads and deflections given in this table are theoretical and are based on a maximum allowable fibre stress of 20,000 P.S.I.
type hd-19
IMPERIAL LEGEND U = Safe Uniform Load (lbs./ft.2)C = Safe Concentrated Load (lbs./foot of grating width) H
eavy Du
ty
Tru-Weld grating meets N.A.A.M.M. standards.
BEARING BAR SIZE (inches)
APPROX. WEIGHT (lbs./ft2)
LOAD/ DEFLECTION
SPAN IN FEET AND INCHES SECTION MODULUS PER FOOT OF WIDTH
TYPE 19-4
TYPE 19-2 1’ 0” 1’ 6” 2’ 0” 2’ 6” 3’ 0” 3’ 6” 4’ 0” 4’ 6” 5’ 0” 5’ 6” 6’ 0”
6’ 6”
7’ 0”
7’ 6”
8’ 0”
1 x 1/4 9.4 10.5 U 5613 2495 1403 898 624 458 351 277 225 186 156 133 115 100 88 0.432C 2807 1871 1403 1123 936 802 702 624 561 510 468 432 401 374 351
1 x 5/16 12.4 13.5 U 7020 3120 1755 1123 780 573 439 347 281 233 195 166 144 125 110 0.538C 3510 2340 1755 1404 1170 1003 878 780 702 638 585 540 502 468 439
1 x 3/8 13.8 14.9 U 8427 3745 2107 1348 936 688 527 416 337 279 234 199 172 150 132 0.646C 4213 2809 2107 1685 1404 1204 1053 936 843 766 702 648 602 562 527
1 1/4 x 1/4 11.6 12.7 U 8773 3899 2193 1404 975 716 548 433 351 290 244 208 179 156 137 0.675C 4387 2924 2193 1755 1462 1253 1097 975 877 798 731 675 627 585 548
1 1/4 x 5/16 15.3 16.4U 10967 4874 2742 1755 1219 895 686 542 439 363 305 260 224 195 172
0.842C 5484 3656 2742 2194 1828 1567 1371 1219 1097 997 914 844 784 731 686
1 1/4 x 3/8 17.1 18.2 U 13160 5849 3290 2106 1462 1074 823 650 526 435 366 311 269 234 206 1.009C 6580 4387 3290 2632 2193 1880 1645 1462 1316 1196 1097 1012 940 877 823
1 1/2 x 1/4 13.8 14.9 U 12627 5612 3157 2020 1403 1031 789 624 505 417 351 299 258 224 197 0.972C 6313 4209 3157 2525 2104 1804 1578 1403 1263 1148 1052 971 902 842 789
1 1/2 x 5/16 18.1 19.2 U 15787 7017 3947 2526 1754 1289 987 780 632 522 439 374 323 281 247 1.212C 7893 5263 3947 3157 2631 2256 1973 1754 1579 1435 1316 1214 1128 1053 987
1 1/2 x 3/8 20.4 21.5 U 18947 8421 4737 3031 2105 1547 1184 936 758 626 526 448 387 337 296 1.453C 9473 6316 4737 3789 3158 2707 2368 2105 1895 1722 1579 1457 1353 1263 1184
1 3/4 x 1/4 16.0 17.1 U 17187 7639 4297 2750 1910 1403 1074 849 687 568 477 407 351 306 269 1.323C 8593 5729 4297 3437 2864 2455 2148 1910 1719 1562 1432 1322 1228 1146 1074
1 3/4 x 5/16 21.0 22.1 U 21487 9550 5372 3438 2388 1754 1343 1061 859 710 597 509 439 382 336 1.651C 10743 7163 5372 4297 3581 3070 2686 2388 2149 1953 1791 1653 1535 1433 1343
1 3/4 x 3/8 23.7 24.8 U 25787 11461 6447 4126 2865 2105 1612 1273 1031 852 716 610 526 458 403 1.978C 12893 8596 6447 5157 4298 3684 3223 2865 2579 2344 2149 1984 1842 1719 1612
2 x 1/4 18.3 19.4 U 22453 9979 5613 3593 2495 1833 1403 1109 898 742 624 531 458 399 351 1.728C 11227 7484 5613 4491 3742 3208 2807 2495 2245 2041 1871 1727 1604 1497 1403
2 x 5/16 23.8 24.9 U 28067 12474 7017 4491 3119 2291 1754 1386 1123 928 780 664 573 499 439 2.156C 14034 9356 7017 5614 4678 4010 3509 3119 2807 2552 2339 2159 2005 1871 1754
2 x 3/8 27.0 28.1 U 33680 14969 8420 5389 3742 2749 2105 1663 1347 1113 936 797 687 599 526 2.583C 16840 11227 8420 6736 5613 4811 4210 3742 3368 3062 2807 2591 2406 2245 2105
2 1/4 x 1/4 20.5 21.6 U 28427 12634 7107 4548 3159 2321 1777 1404 1137 940 790 673 580 505 444 2.700C 14213 9476 7107 5685 4738 4061 3553 3159 2843 2584 2369 2187 2030 1895 1777
2 1/4 x 5/16 25.3 26.5 U 35527 15790 8882 5684 3948 2901 2221 1755 1421 1175 987 841 725 632 555 3.369C 17763 11843 8882 7105 5936 5076 4441 3948 3553 3230 2961 2733 2538 2369 2221
2 1/4 x 3/8 30.1 31.3 U 42627 18945 10657 6820 4736 3480 2664 2105 1705 1409 1184 1009 870 758 666 4.036C 21313 14209 10657 8525 7104 6090 5328 4736 4263 3875 3552 3279 3045 2842 2664
2 1/2 x 1/4 22.7 23.8 U 35093 15597 8773 5615 3899 2865 2193 1733 1404 1160 975 831 716 624 548 2.700C 17547 11698 8773 7019 5849 5013 4387 3899 359 3190 2924 2699 2507 2340 2193
2 1/2 x 5/16 29.5 30.6U 43860 19494 10965 7018 4873 3581 2741 2166 1755 1450 1219 1039 895 780 685
3.369C 21930 14620 10965 8772 7310 6266 5483 4873 2811 3987 3655 3374 3133 2924 2741
2 1/2 x 3/8 33.6 34.7 U 52627 23390 13157 8420 5847 4296 3289 2599 2105 1740 1462 1246 1074 936 822 4.036C 26313 17542 13157 10525 8771 7518 6578 5847 5263 4784 4386 4048 3759 3508 3289
3 x 1/4 27.1 28.2 U 50520 22453 12630 8083 5613 4124 3158 2495 2021 1670 1403 1196 1031 898 789 3.889C 25260 16840 12630 10104 8420 7217 6315 5613 5052 4593 4210 3886 3609 3368 3158
3 x 5/16 35.2 36.3 U 63154 28068 15789 10105 7017 5156 3948 3119 2526 2088 1754 1495 1289 1123 987 4.852C 31577 21051 15789 12631 10526 9022 7894 7017 6316 5742 5263 4858 4511 4210 3948
3 x 3/8 40.1 41.2 U 75787 33683 18947 12126 8421 6187 4737 3743 3031 2505 2105 1794 1547 1347 1184 5.813C 37893 25262 18947 15157 12631 10827 9473 8421 7579 6890 6316 5830 5413 5052 4737
3 1/2 x 1/4 31.5 32.6 U 68773 30566 17193 11004 7641 5614 4298 3396 2751 2273 1910 1628 1404 1223 1075 5.293C 34387 22924 17193 13755 11462 9825 8597 7641 6877 6252 5731 5290 4912 4585 4298
3 1/2 x 5/16 40.8 41.9 U 85967 38208 21492 13755 9552 7018 5373 4245 3439 2842 2388 2035 1755 1529 1344 6.604C 42984 28656 21492 17194 14328 12281 10746 9552 8597 7815 7164 6613 6141 5731 5371
3 1/2 x 3/8 46.7 47.8 U 103160 45849 25790 16506 11462 8421 6448 5094 4126 3410 2866 2442 2105 1834 1612 7.911C 51580 34387 25790 20632 17193 14737 12895 11462 10316 9378 8597 7935 7369 6877 6448
4 x 1/4 38.6 39.7 U 89827 39923 22457 14372 9981 7333 5614 4436 3593 2969 2495 2126 1833 1597 1404 7.000C 44913 29942 22457 17965 14971 12832 11228 9981 8983 8166 7486 6910 6416 5988 5614
4 x 5/16 46.5 47.6 U 112280 49902 28070 17965 12476 9166 7018 5545 4491 3712 3119 2658 2292 1996 1755 8.625C 56140 37427 28070 22456 18714 16040 14035 12476 11228 10207 9357 8637 8020 7485 7018
4 x 3/8 56.1 57.2 U 134733 59881 33683 21557 14970 10999 8421 6653 5389 4454 3743 3189 2750 2395 2105 10.446C 67367 44911 33683 26947 22456 19248 16842 14970 13473 12248 11228 10364 9624 8982 8421
HEAVY DUTY BAR GRATING
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ty Deflections as per table on page 20. Dimensions shown are out to out of bearing bars. All metric dimensions are based on a “soft” conversion.
METRIC PANEL WIDTH IN MILLIMETRES
# OF BARS
CLOSE MESH TYPE HD-24 METRIC
STANDARD MESH TYPE HD-30 METRIC
WIDE MESH TYPE HD-35 METRIC
WIDE MESH TYPE HD-48 METRIC
WIDE MESH TYPE HD-60 METRIC
6mm BAR
7.9mm BAR
9.5mm BAR
6mm BAR
7.9mm BAR
9.5mm BAR
6mm BAR
7.9mm BAR
9.5mm BAR
6mm BAR
7.9mm BAR
9.5mm BAR
6mm BAR
7.9mm BAR
9.5mm BAR
2 30 n/a n/a 37 38 40 41 43 44 54 56 57 67 68 703 54 n/a n/a 67 68 70 76 78 79 102 103 105 127 129 1304 78 n/a n/a 97 98 100 111 113 114 149 151 152 187 189 1915 102 n/a n/a 127 129 130 146 148 149 197 198 200 248 249 2516 125 n/a n/a 157 159 160 181 183 184 244 246 248 308 310 3117 149 n/a n/a 187 189 191 216 217 219 292 294 295 368 370 3718 173 n/a n/a 217 219 221 251 252 254 340 341 343 429 430 4329 197 n/a n/a 248 249 251 286 287 289 387 389 391 489 498 492
10 221 n/a n/a 278 279 281 321 322 324 435 436 438 549 551 55211 244 n/a n/a 308 310 311 356 357 359 482 484 486 610 612 61312 268 n/a n/a 338 340 341 391 392 394 530 532 533 670 13 292 n/a n/a 368 370 371 425 427 429 578 579 581 730 14 316 n/a n/a 398 400 402 460 462 464 625 627 629 791 15 340 n/a n/a 429 430 432 495 497 499 673 851 16 364 n/a n/a 459 460 462 530 532 534 721 911 17 387 n/a n/a 489 490 492 565 567 569 768 18 411 n/a n/a 519 520 522 600 602 604 816 19 435 n/a n/a 549 550 552 635 864 20 458 n/a n/a 579 580 582 670 911 21 483 n/a n/a 610 611 613 70522 506 n/a n/a 640 74023 530 n/a n/a 670 77524 554 n/a n/a 700 81025 578 n/a n/a 730 84526 602 n/a n/a 760 87927 791 91428 821 29 851 30 881 31 911
heavy duty special mesh (metric)
Type HD-35 Metric Multiply load values by 0.86 as per table on page 20.
Type HD-48 MetricMultiply load values by 0.63 as per table on page 20.
Type HD-60 MetricMultiply load values by 0.50 as per table on page 20.
HEAVY DUTY BAR GRATING
HEAVY DUTY CLOSE MESH (METRIC)Type HD-24 Metric Multiply load values by 1.25 as per table on page 20.
HEAVY DUTY WIDE MESH (METRIC)
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Deflections as per table on page 21. Dimensions shown are out to out of bearing bars.
IMPERIAL PANEL WIDTH IN INCHES
# OF BARS
CLOSE MESH TYPE HD-15
STANDARD MESH TYPE HD-19
WIDE MESH TYPE HD-22
WIDE MESH TYPE HD-30
WIDE MESH TYPE HD-38
1/4 BAR
5/16 BAR
3/8 BAR
1/4 BAR
5/16 BAR
3/8 BAR
1/4 BAR
5/16 BAR
3/8 BAR
1/4 BAR
5/16 BAR
3/8 BAR
1/4 BAR
5/16 BAR
3/8 BAR
2 1 3/16 n/a n/a 1 7/16 1 1/2 1 9/16 1 5/8 1 11/16 1 3/4 2 1/8 2 3/16 2 1/4 2 5/8 2 11/16 2 3/43 2 1/8 n/a n/a 2 5/8 2 11/16 2 3/4 3 3 1/16 3 1/8 4 4 1/16 4 1/8 5 5 1/16 5 1/84 3 1/16 n/a n/a 3 13/16 3 7/8 3 15/16 4 3/8 4 7/16 4 1/2 5 7/8 5 15/16 6 7 3/8 7 7/16 7 1/25 4 n/a n/a 5 5 1/16 5 1/8 5 3/4 5 13/16 5 7/8 7 3/4 7 13/16 7 7/8 9 3/4 9 13/16 9 7/86 4 15/16 n/a n/a 6 3/16 6 1/4 6 5/16 7 1/8 7 3/16 7 1/4 9 5/8 9 11/16 9 3/4 12 1/8 12 3/16 12 1/47 5 7/8 n/a n/a 7 3/8 7 7/8 7 1/2 8 1/2 8 9/16 8 5/8 11 1/2 11 9/16 11 5/8 14 1/2 14 9/16 14 5/88 6 13/16 n/a n/a 8 9/16 8 5/8 8 11/16 9 7/8 9 15/16 10 13 3/8 13 7/16 13 1/2 16 7/8 16 15/16 179 7 3/4 n/a n/a 9 3/4 9 13/16 9 7/8 11 1/4 11 5/16 11 3/8 15 1/4 15 5/16 15 3/8 19 1/4 19 5/8 19 3/8
10 8 11/16 n/a n/a 10 15/16 11 11 1/16 12 5/8 12 11/16 12 3/4 17 1/8 17 3/16 17 1/4 21 5/8 21 11/16 21 3/411 9 5/8 n/a n/a 12 1/8 12 3/16 12 1/4 14 14 1/16 14 1/8 19 19 1/16 19 1/8 24 24 1/16 24 1/812 10 9/16 n/a n/a 13 5/16 13 3/8 13 7/16 15 3/8 15 7/16 15 1/2 20 7/8 20 15/16 21 26 3/8 13 11 1/2 n/a n/a 14 1/2 14 9/16 14 5/8 16 3/4 16 13/16 16 7/8 22 3/4 22 13/16 22 7/8 28 3/4 14 12 7/16 n/a n/a 15 11/16 15 3/4 15 13/16 18 1/8 18 3/16 18 1/4 24 5/8 24 11/16 24 3/4 31 1/8 15 13 3/8 n/a n/a 16 7/8 16 15/16 17 19 1/2 19 9/16 19 5/8 26 1/2 33 1/2 16 14 5/16 n/a n/a 18 1/16 18 1/8 18 3/16 20 7/8 20 15/16 21 28 3/8 35 7/8 17 15 1/4 n/a n/a 19 1/4 19 5/16 19 3/8 22 1/4 22 5/16 22 3/8 30 1/4 18 16 3/16 n/a n/a 20 7/16 20 1/2 20 9/16 23 5/8 23 11/16 23 3/4 32 1/8 19 17 1/8 n/a n/a 21 5/8 21 11/16 21 3/4 25 34 20 18 1/16 n/a n/a 22 13/16 22 7/8 22 15/16 26 3/8 35 7/8 21 19 n/a n/a 24 24 1/16 24 1/8 27 3/422 19 15/16 n/a n/a 25 3/16 29 1/823 20 7/8 n/a n/a 26 3/8 30 1/224 21 13/16 n/a n/a 27 9/16 31 7/825 22 3/4 n/a n/a 28 3/4 33 1/426 23 11/16 n/a n/a 29 15/16 34 5/827 31 1/8 3628 32 5/16 29 33 1/2 30 34 11/16 31 35 7/8
heavy duty special mesh
Heavy D
uty
HEAVY DUTY BAR GRATING
Type HD-22Multiply load values by 0.86 as per table on page 21.
Type HD-30Multiply load values by 0.63 as per table on page 21.
Type HD-38Multiply load values by 0.50 as per table on page 21.
HEAVY DUTY CLOSE MESHType HD-15 Multiply load values by 1.25 as per table on page 21.
HEAVY DUTY WIDE MESH
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aluminum information
FISHOLOW® RECTANGULAR AND I-BAR GRATING
Fisholow Aluminum Bar Gratings employ a unique interlocking system that joins the bearing bars and cross rods together in panels of exceptional rigidity and strength. Lightweight, corrosion-resistant, non-sparking alloys are ideal for pedestrian platforms in chemical, petroleum, and food processing plants. Fisholow gratings is recommended in most water and waste water treatment facilities and is becoming increasingly popular for use in architectural building designs.
Fisholow Aluminum Bar Grating is available in two bar profiles: Rectangular Bar and I-bar. Similar to Tru-Weld Steel Bar Grating, Fisholow Rectangular Bar Grating is offered with a plain or serrated surface. Fisholow I-Bar Grating produces exceptional load ratings at a fraction of the weight of its rectangular counterpart, and is designed with a slip resistant corrugated surface on the top of each I-bar.
Both Rectangular Bar and I-Bar styles are available in special mesh options.
RECTANGULAR BAR
I-BAR
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ALUMINUM STANDARD MESH BAR GRATING
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aluminum stair treads
ALUMINUM TREAD WITH CORRUGATED ANGLE NOSING (STANDARD)
Fisholow treads with standard corrugated angle nosing are strong, lightweight, and self-cleaning. They are ideal for applications requiring corrosion resistance, non-sparking, and rust proof grating. The corrugated angle nosing insures maximum visibility and underfoot safety where needed most.
ALUMINUM TREAD WITH ALUMINUM ABRASIVE NOSING (SPECIAL ORDER)
The optional cast aluminum abrasive nosing offers a superior slip resistance on the leading edge of the tread.
Note: Bolts for mounting to stringers are not included.
HOW TO ORDER
When ordering or specifying Fisholow treads, please confirm:
Type, bar size, and surface of gratingType of nosing – corrugated angle nosing is standardWidth of treadLength of treadNumber of treadsShipping and tagging instructions
Example: Nucor Grating Fisholow treads, c/w 1 1/4” x 3/16” serrated rectangular-bar aluminum bar grating, corrugated angle nosing and standard end plates, 12 1/8” wide x 30” long, 150 pcs, tagged “Project ABC”.
ALUMINUM STANDARD MESH BAR GRATING
# OF BARS
TREAD WIDTH (Type 19-4 Only)
“A” DIMENSION (Outer Slot)
“B” DIMENSION(Inner Slot)
METRIC(mm)
IMPERIAL (inches)
METRIC (mm)
IMPERIAL(inches)
METRIC (mm)
IMPERIAL(inches)
5 157 6 3/16 64 2 1/2 n/a n/a6 187 7 3/8 114 4 1/2 n/a n/a7 217 8 9/16 114 4 1/2 n/a n/a8 248 9 3/4 178 7 114 4 1/29 278 10 15/16 178 7 114 4 1/2
10 308 12 1/8 178 7 114 4 1/2
BEARING BAR SIZE
MAXIMUM LENTH OF TREAD (Type 19-4 Only)
Plain Serrated
METRIC(mm)
IMPERIAL (inches)
METRIC(mm)
IMPERIAL (ft. & in.)
METRIC (mm)
IMPERIAL(ft. & in.)
25 x 4.8 1 x 3/16 710 2’ 4” – –32 x 4.8 1 1/4 x 3/16 860 2’ 10” 790 2’ 7”38 x 4.8 1 1/2 x 3/16 1070 3’ 6” 970 3’ 2”44 x 4.8 1 3/4 x 3/16 1300 4’ 3” 1170 3’ 10”
Note: 1/8” (3.2mm) bearing bar not recommended.
STANDARD TREAD DETAIL
MAXIMUM RECOMMENDED TREAD LENGTHS
End Plate Width and Hole Pattern Dimensions
For tread widths 9 3/4”, 10 15/16” & 12 1/8”, standard end plate is complete with 2 slots. See “B” dimension in chart.
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STANDARD FISHOLOW – TYPE 30 (METRIC)Bearing Bars: 30mm centers, 6063T6Cross Bars: 6063T5Stock panels: 915mm nominal width x 7315mm long
BEARING BAR SIZE (mm)
APPROX. WEIGHT (kg/m2)
LOAD/ DEFLECTION
SPAN IN MILLIMETRES (mm) SECTION MODULUS PER 305mm OF WIDTH610 762 914 1067 1219 1372 1524 1676
1829
1981
2134
2286
2438
2591
2743
25 x 3.2 9.37
U 20.16 12.90 8.96 6.58 5.04 3.98
3.54D 3.66 5.72 8.23 11.20 14.63 18.52C 6.14 4.92 4.10 3.51 3.07 2.73D 2.93 4.57 6.58 8.96 11.70 14.81
25 x 4.8 13.28
U 30.24 19.35 13.44 9.87 7.56 5.97
5.33D 3.66 5.72 8.23 11.20 14.63 18.52C 9.22 7.37 6.14 5.27 4.61 4.10D 2.93 4.57 6.58 8.96 11.70 14.81
32 x 3.2 11.28
U 31.50 20.16 14.00 10.29 7.88 6.22 5.04 4.17 3.50
5.55D 2.93 4.57 6.58 8.96 11.70 14.81 18.29 22.13 26.33C 9.60 7.68 6.40 5.49 4.80 4.27 3.84 3.49 3.20D 2.34 3.66 5.27 7.17 9.36 11.85 14.63 17.70 21.07
32 x 4.8 16.16
U 47.25 30.24 21.00 15.43 11.81 9.33 7.56 6.25 5.25 4.47 3.86
8.31D 2.93 4.57 6.58 8.96 11.70 14.81 18.29 22.13 26.33 30.91 35.84C 14.40 11.52 9.60 8.23 7.20 6.40 7.68 65.24 4.80 4.43 4.11D 2.34 3.66 5.27 7.17 9.36 11.85 14.63 17.70 21.07 24.73 28.68
38 x 3.2 13.28
U 45.36 29.03 20.16 14.81 11.34 8.96 7.26 6.00 5.04 4.29 3.70 3.23 2.84 2.51 22.24
8.00D 2.44 3.81 5.49 7.47 9.75 12.34 15.24 18.44 21.95 25.76 29.87 34.29 39.01 44.04 49.38C 13.83 11.06 9.22 7.90 6.91 6.14 5.53 5.03 4.61 4.25 3.95 3.69 3.46 3.25 3.07D 1.95 3.05 4.39 5.97 7.80 9.88 12.19 14.75 17.56 20.60 23.90 27.43 31.21 35.23 39.50
38 x 4.8 18.99
U 68.04 43.55 30.24 22.22 17.01 13.44 10.89 9.00 7.56 6.44 5.55 4.84 4.25 3.77 3.36
11.96D 2.44 3.81 5.49 7.47 9.75 12.34 15.24 18.44 21.95 25.76 29.87 34.29 39.01 44.04 49.38C 20.74 16.59 13.83 11.85 10.37 9.22 8.30 5.03 6.91 6.38 5.93 5.53 5.18 4.88 4.61D 1.95 3.05 4.39 5.97 7.80 9.88 12.19 14.75 17.56 20.60 23.90 27.43 31.21 35.23 39.50
45 x 4.8 21.87
U 92.61 59.27 41.16 30.24 23.15 18.29 14.82 12.25 10.29 8.77 7.56 6.59 5.79 5.13 4.57
16.29D 2.09 3.27 4.70 6.40 8.36 10.58 13.06 15.81 18.81 22.08 25.60 29.39 33.44 37.75 42.32C 28.23 22.58 18.82 16.13 14.11 12.55 11.29 10.26 9.41 8.69 8.07 7.53 7.06 6.64 6.27D 1.67 2.61 3.76 5.12 6.69 8.46 10.45 12.64 15.05 17.56 20.48 23.51 26.75 30.20 33.86
51 x 4.8 24.80
U 120.96 77.41 53.76 39.50 30.24 23.89 19.35 15.99 13.44 11.45 9.87 8.60 7.56 6.70 5.97
21.29D 1.83 2.86 4.11 5.60 7.32 9.26 11.43 13.83 16.46 19.32 22.40 25.72 29.26 33.03 37.03C 36.87 29.50 24.58 21.07 18.43 16.39 14.75 13.41 12.29 11.34 10.53 9.83 9.22 8.68 8.19D 1.46 2.29 3.29 4.48 5.85 7.41 9.14 11.06 13.17 15.45 17.92 20.57 23.41 26.43 29.63
57 x 4.8 27.73
U 153.09 97.98 68.04 49.99 38.27 30.24 24.49 20.24 17.01 14.49 12.50 10.89 9.57 8.48 7.56
26.94D 1.63 2.54 3.66 4.98 6.50 8.23 10.16 12.29 14.63 17.17 19.91 22.86 26.01 29.36 32.92C 46.66 37.33 31.11 26.66 23.33 20.74 18.66 16.97 15.55 14.36 13.33 12.44 11.67 10.98 10.37D 1.30 2.03 2.93 3.98 5.20 6.58 8.13 9.83 11.70 13.74 15.93 18.29 20.81 23.49 26.33
64 x 4.8 30.61
U 189.00 120.96 84.00 61.71 47.25 37.33 30.24 24.99 21.00 17.89 15.43 13.44 11.81 10.46 9.33
33.25D 1.46 2.29 3.29 4.48 5.85 7.41 9.14 11.06 13.17 15.45 17.92 20.57 23.41 26.43 29.63C 57.61 46.09 38.41 32.92 28.80 25.60 23.04 20.95 25.60 17.73 16.46 15.36 14.40 13.55 12.80D 1.17 1.83 2.63 3.58 4.68 5.93 7.32 8.85 10.53 12.36 14.34 16.46 18.73 21.14 23.70
Loads and deflections given in this table are theoretical and are based on a maximum allowable fibre stress of 82.82 MPa. All metric dimensions are based on a “soft” conversion. For Fisholow I-bar loading, use the equivalent depth 4.8mm bar size values in this load table.
aluminum type 30 metric
Fisholow grating meets N.A.A.M.M. standards.
METRIC LEGEND U = Safe Uniform Load (kPa)C = Safe Concentrated Load (kN/metre of grating width) D = Deflection (mm)
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I-BAR WEIGHTS (METRIC)
BEARING BAR SIZE (mm)
WEIGHTS (kg/m2)
TYPE 18-102 TYPE 24-102 TYPE 30-102 TYPE 48-102 TYPE 60-102
25 x 6 n/a 11.47 9.03 5.96 4.9832 x 6 n/a 13.96 11.18 7.37 6.1538 x 6 n/a 16.11 12.84 8.59 7.1845 x 6 n/a 18.21 14.50 9.86 8.5451 x 6 n/a 20.26 16.11 11.91 9.1857 x 6 n/a 22.80 18.99 12.74 10.6464 x 6 n/a 23.29 19.48 13.04 10.89
Spans and loads in the pink shaded area exceed a deflection of 6mm for uniform loads of 5kPa. Experience has shown that 6mm deflection is the maximum deflection to give pedestrian comfort, but can be exceeded for other types of loads at the discretion of the engineer.
For serrated surface, increase depth by one size.
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STANDARD FISHOLOW – TYPE 19Bearing Bars: 1 3/16“ centers, 6063T6Cross Bars: 6063T5Stock panels: 3’ nominal width x 24’ long
Loads and deflections given in this table are theoretical and are based on a maximum allowable fibre stress of 12,000 P.S.I.For Fisholow I-bar loading, use the equivalent depth 3/16” bar size values in this load table.
aluminum type 19
IMPERIAL LEGEND U = Safe Uniform Load (lbs./ft.2)C = Safe Concentrated Load (lbs./foot of grating width) D = Deflection (inches)
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BEARING BAR SIZE (inches)
APPROX. WEIGHT (lbs./ft.2)
LOAD/ DEFLECTION
SPAN IN FEET AND INCHES SECTION MODULUS PER FOOT OF WIDTH2’ 0” 2’ 6” 3’ 0” 3’ 6” 4’ 0” 4’ 6” 5’ 0” 5’ 6” 6’ 0”
6’ 6”
7’ 0”
7’ 6”
8’ 0”
8’ 6”
9’ 0”
1 x 1/8 1.92
U 421 269 187 137 105 83
0.216D 0.114 0.225 0.324 0.441 0.576 0.729C 421 337 281 241 211 187D 0.115 0.18 0.259 0.353 0.461 0.583
1 x 3/16 2.72
U 632 404 281 206 158 125
0.325D 0.144 0.225 0.324 0.441 0.576 0.729C 632 505 421 361 316 281D 0.115 0.18 0.259 0.353 0.461 0.583
1 1/4 x 1/8 2.31
U 658 421 292 215 164 130 105 87 73
0.339D 0.115 0.18 0.259 0.353 0.461 0.583 0.720 0.871 1.037C 658 526 439 376 329 292 263 239 219D 0.092 0.144 0.207 0.282 0.369 0.467 0.576 0.697 0.829
1 1/4 x 3/16 3.31
U 987 632 439 322 247 195 158 130 110 93 81
0.507D 0.115 0.18 0.259 0.353 0.461 0.583 0.720 0.871 1.037 1.217 1.411C 987 789 658 564 493 439 395 359 329 304 282D 0.092 0.144 0.207 0.282 0.369 0.467 0.576 0.697 0.829 0.973 1.129
1 1/2 x 1/8 2.72
U 947 606 421 309 237 187 152 125 105 90 77 67 59 52 47
0.488D 0.096 0.150 0.216 0.294 0.384 0.486 0.600 0.726 0.864 1.014 1.176 1.35 1.536 1.734 1.944C 947 758 632 541 474 421 379 344 316 291 271 253 237 223 211D 0.077 0.120 0.173 0.235 0.307 0.389 0.480 0.581 0.691 0.811 0.941 1.08 1.229 1.387 1.555
1 1/2 x 3/16 3.89
U 1421 909 632 464 355 281 227 188 158 135 116 101 89 79 70
0.730D 0.096 0.15 0.216 0.294 0.384 0.486 0.6 0.726 0.864 1.014 1.176 1.35 1.536 1.734 1.944C 1421 1137 947 812 711 632 568 517 474 437 406 379 355 334 316D 0.077 0.12 0.173 0.235 0.307 0.389 0.48 0.581 0.691 0.811 0.941 1.08 1.229 1.387 1.555
1 3/4 x 3/16 4.48
U 1934 1238 860 632 484 382 309 256 215 183 158 138 121 107 96
0.994D 0.082 0.129 0.185 0.252 0.329 0.417 0.514 0.622 0.741 0.869 1.008 1.157 1.317 1.486 1.666C 1934 1547 1289 1105 967 860 774 703 645 595 553 516 484 455 430D 0.066 0.103 0.148 0.202 0.263 0.333 0.411 0.498 0.592 0.695 0.806 0.926 1.053 1.189 1.333
2 x 3/16 5.08
U 2526 1617 1123 825 632 499 404 334 281 239 206 180 158 140 125
1.299D 0.072 0.113 0.162 0.221 0.288 0.365 0.45 0.545 0.648 0.761 0.882 1.013 1.152 1.301 1.458C 2526 2021 1684 1444 1263 1123 1011 919 842 777 962 674 632 594 561D 0.058 0.09 0.13 0.176 0.263 0.292 0.36 0.436 0.518 0.608 0.706 0.81 0.922 1.04 1.166
2 1/4 x 3/16 5.68
U 3197 2046 1421 1044 799 632 512 423 355 303 261 227 200 177 158
1.644D 0.064 0.100 0.144 0.196 0.256 0.324 0.400 0.484 0.576 0.676 0.784 0.900 1.024 1.156 1.296C 3197 2558 2132 1827 1599 1421 1279 1163 1066 984 1218 1137 799 752 711D 0.051 0.080 0.115 0.157 0.205 0.259 0.320 0.387 0.461 0.541 0.627 0.720 0.819 0.925 1.037
2 1/2 x 3/16 6.28
U 3947 2526 1754 1289 987 780 632 522 439 374 322 281 247 219 195
2.029D 0.058 0.090 0.130 0.176 0.230 0.292 0.360 0.436 0.518 0.608 0.706 0.81 0.922 1.04 1.166C 3947 3158 2632 2256 1974 1754 1579 1435 1316 1215 1128 1053 987 929 877D 0.046 0.072 0.104 0.141 0.184 0.233 0.288 0.348 0.415 0.487 0.564 0.648 0.737 0.832 0.933
Fisholow grating meets N.A.A.M.M. standards.
ALUMINUM STANDARD MESH BAR GRATING
I-BAR WEIGHTS (IMPERIAL)
BEARING BAR SIZE (inches)
WEIGHTS (lbs./ft2)
TYPE 11-4 TYPE 15-4 TYPE 19-4 TYPE 30-4 TYPE 38-4
1 x 1/4 n/a 2.35 1.85 1.22 1.021 1/4 x 1/4 n/a 2.86 2.29 1.51 1.261 1/2 x 1/4 n/a 3.30 2.63 1.76 1.471 3/4 x 1/4 n/a 3.73 2.97 2.02 1.75
2 x 1/4 n/a 4.15 3.30 2.24 1.882 1/4 x 1/4 n/a 4.67 3.89 2.61 2.182 1/2 x 1/4 n/a 4.77 3.99 2.67 2.23
Spans and loads in the pink shaded area exceed a deflection of 1/4” for uniform loads of 100 lbs/sq. ft. Experience has shown that 1/4” deflection is the maximum deflection to give pedestrian comfort, but can be exceeded for other types of loads at the discretion of the engineer.
For serrated surface, increase depth by one size.
NUCOR GRATING > 1-800-334-2047 (USA) www.nucorgrating.com28
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aluminum special mesh
Alu
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ALUMINUM SPECIAL MESH BAR GRATING
SPECIAL CLOSE MESH (METRIC)Deflections as per table on page 26.
Type 18 Metric Multiply load values by 1.72 as per table on page 26.
Type 18 Metric is not available in I-bar style bearing bars.
Type 24Multiply load values by 1.25 as per table on page 26.
SPECIAL WIDE MESH (METRIC)Deflections as per table on page 26.
Type 48 MetricMultiply load values by 0.63 as per table on page 26.
Type 60 MetricMultiply load values by 0.50 as per table on page 26.
SPECIAL CLOSE MESH Deflections as per table on page 27.
Type 11 Multiply load values by 1.72 as per table on page 27.
Type 11 is not available in I-bar style bearing bars.
Type 15Multiply load values by 1.25 as per table on page 27.
SPECIAL WIDE MESH Deflections as per table on page 27.
Type 30Multiply load values by 0.63 as per table on page 27.
Type 38Multiply load values by 0.50 as per table on page 27.
Aluminum Special Mesh Bar Grating is a non-stocked specialty item. For the most cost effective and readily available aluminum bar grating option, choose Standard Fisholow Type 19-4 (Type 30-102 Metric).
For panel widths, see steel panel width charts located on pages 16 and 17. All types of aluminum bar grating available up to 3 feet (915mm) nominal width.
www.nucorgrating.com 1-800-334-2047 (USA) < NUCOR GRATING 29
SAFETY GRATINGgrip span® and shur grip®
NUCOR GRATING > 1-800-334-2047 (USA) www.nucorgrating.com30
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grip span® information
GRIP SPAN SAFETY GRATING
Grip Span safety grating planks are manufactured as one-piece constructed channels with walking surfaces consisting of serrated edges on top of diamond shaped openings. They are:
available in a variety of plank widths and depthsself cleaningexceptional for traction in oily, icy, or wet environments our most aggressive walking surface available
As with other Nucor Grating grating products, complete custom fabrication of Grip Span is available. Please contact our nearest sales office with your fabrication requests.
Grip Span is available in:
Steel14 gauge or 12 gauge Z275 galvanized (H.R.P.O. or hot dipped galvanized by special order)
Aluminum0.080” thickness from 4 3/4” to 11 3/4”, 18 3/4”, 0.100” thickness, alloy 5052 H32
Stainless SteelType 304 or 316 (Select Sizes Only)
SIZES AVAILABLE
HOW TO ORDER
When ordering or specifying Grip Span safety grating, please confirm:
The Type of Safety Grating (Grip Span = Diamond Pattern)Number of Diamonds or Plank Width DimensionGaugeChannel DepthMaterial – Standard Pre-Galvanized or Standard Aluminum, or Special HRPO Steel
Example: Nucor Grating Grip Span, 4 diamond, 12 gauge, 2” channel, pre-galvanized, standard 12’ length.
OR
Part Number
Example: Nucor Grating Grip Span D-41220-G, standard 12’ length
STANDARD CROSS SECTION
The following dimensions are consistent with all 6 Grip Span plank width options, in both available gauges.
GRIP SPAN
WIDTH inches (mm)
SURFACE PATTERN
STOCK LENGTH inches (mm)
CHANNEL HEIGHT inches (mm)
4 3/4 (120)
2 Diamond144
(3658)1 1/2, 2 (38, 51)
7 (178)
3 Diamond144
(3658)1 1/2, 2, 2 1/2, 3 (38, 51, 64, 76)
9 1/2 (241)
4 Diamond144
(3658)1 1/2, 2, 2 1/2, 3 (38, 51, 64, 76)
11 3/4 (298)
5 Diamond144
(3658)1 1/2, 2, 2 1/2, 3 (38, 51, 64, 76)
18 3/4 (476)
8 Diamond144
(3658)1 1/2, 2, 2 1/2, 3 (38, 51, 64, 76)
24 (610)
10 Diamond144
(3658)2, 3
(51,76)
GRIP SPAN SAFETY GRATING
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SAFETY
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grip span® stair treads
GRIP SPAN STAIR TREADS
Stair treads can be fabricated from Grip Span safety grating. End plates are welded into each end of the tread channel to facilitate installation to stringers using bolted connections.
Treads are stocked in 24” (610mm), 30” (762mm) and 36” (914mm) lengths but any length tread can be manufactured upon request.
Note: Bolts for mounting to stringers are not included.
HOW TO ORDER
When ordering or specifying Grip Span treads, please confirm:
Type of safety grating (Grip Span = diamond pattern)Number of diamonds or plank width dimensionLength of treadGaugeChannel depthMaterial – Standard Pre-Galvanized or Standard Aluminum, or Special HRPO SteelConfirm if end plates are required or cut-to-length only (for welding directly to stringers)Shipping and tagging instructions
Example: Nucor Grating Grip Span treads, 4 diamond, 12 gauge, 2” channel, pre-galvanized, @ 3’ 0” long c/w Nucor Grating standard end plates.
Or
Part Number and Length
Example: Nucor Grating Grip Span treads c/w D-41220-G @ 3’ 0” long c/w Nucor Grating standard end plates.
GRIP SPAN SAFETY GRATING
Grip
Span
“A” DIMENSION “B” DIMENSION “C” DIMENSION
METRIC(mm)
IMPERIAL (inches)
METRIC (mm)
IMPERIAL(inches)
METRIC (mm)
IMPERIAL(inches)
120 4 3/4 38, 51, 76 1 1/2, 2, 3 41 1 5/8178 7 38, 51, 76 1 1/2, 2, 3 89 3 1/2241 9 1/2 38, 51, 76 1 1/2, 2, 3 149 5 7/8298 11 3/4 38, 51, 76 1 1/2, 2, 3 206 8 1/8
STANDARD TREAD DETAIL
End Plate Width Dimensions
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4 3/4” (120 mm) WIDE – 2 DIAMOND
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 14 Gauge/1.8 mm
D-21415-G1 1/2 (38.1)
2.4 (3.6)
U 591 435 334 265 215 179 151D 0.06 0.10 0.14 0.20 0.26 0.32 0.40 0.49 0.58C 524 420 351 301 265 236 213 195 179D 0.05 0.08 0.11 0.16 0.20 0.26 0.32 0.39 0.47
D-21420-G2
(50.8)2.6
(3.9)
U 721 553 438 356 295 248 184 142 113 93D 0.06 0.09 0.13 0.17 0.23 0.29 0.35 0.43 0.51 0.70 0.92 1.18 1.47C 697 582 499 438 390 352 321 295 255 225 201 183D 0.04 0.07 0.10 0.14 0.18 0.23 0.28 0.34 0.41 0.56 0.74 0.94 1.18
Steel 12 Gauge/2.7 mm
D-21215-G1 1/2 (38.1)
3.2 (4.8)
U 782 576 443 351 286 237 200 149 116D 0.07 0.11 0.15 0.21 0.27 0.35 0.43 0.52 0.62 0.86 1.14C 693 556 464 399 350 313 283 258 238 206 183D 0.05 0.08 0.12 0.17 0.22 0.28 0.34 0.42 0.50 0.69 0.91
D-21220-G2
(50.8)3.6
(5.4)
U 703 557 453 375 317 235 181 145 119D 0.05 0.08 0.11 0.16 0.20 0.26 0.32 0.39 0.46 0.64 0.84 1.07 1.34C 739 635 557 496 448 409 376 325 287 258 235D 0.04 0.06 0.09 0.12 0.16 0.21 0.26 0.31 0.37 0.51 0.67 0.86 1.07
Aluminum 0.080"/2.03 mm
D-20820-A2
(50.8)0.9
(1.3)
U 1461 935 647 475 363 286 231 191D 0.08 0.13 0.18 0.25 0.33 0.42 0.52 0.63C 576 460 383 328 287 254 229 208D 0.06 0.10 0.15 0.20 0.27 0.34 0.42 0.51
4 3/4” (120mm) – 2 diamond
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
GRIP SPAN SAFETY GRATING
Gri
p S
pan
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SAFETY
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7” (178 mm) WIDE – 3 DIAMOND
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 14 Gauge/1.8 mm
D-31415-G1 1/2 (38.1)
3.1 (4.6)
U 577 402 269 227 180 147 122 103D 0.06 0.10 0.14 0.20 0.26 0.33 0.40 0.49 0.59C 524 421 351 302 265 237 214 196 180D 0.05 0.08 0.11 0.16 0.21 0.26 0.32 0.39 0.47
D-31420-G2
(50.8)3.3
(4.9)
U 665 490 376 298 242 201 169 125 97 77 63D 0.06 0.09 0.13 0.17 0.23 0.29 0.35 0.43 0.51 0.71 0.93 1.19 1.49C 697 582 500 439 391 353 322 296 256 226 203 185D 0.04 0.07 0.1 0.14 0.18 0.23 0.28 0.34 0.41 0.56 0.74 0.95 1.19
D-31425-G2 1/2 (63.5)
3.8 (5.7)
U 763 562 431 342 277 230 194 144 111 89 73D 0.04 0.06 0.08 0.11 0.14 0.18 0.23 0.27 0.33 0.45 0.59 0.76 0.94C 668 574 503 448 405 369 340 293 259 233 212D 0.03 0.04 0.06 0.09 0.11 0.15 0.18 0.22 0.26 0.36 0.47 0.61 0.76
Steel 12 Gauge/2.7 mm
D-31215-G1 1/2 (38.1)
4.2 (6.3)
U 763 532 392 301 239 195 162 137 102 79D 0.07 0.11 0.15 0.21 0.27 0.35 0.43 0.52 0.63 0.87 1.15C 694 556 465 400 352 314 284 260 240 208 185D 0.05 0.08 0.12 0.17 0.22 0.28 0.34 0.42 0.50 0.69 0.92
D-31220-G2
(50.8)4.6
(6.8)
U 623 478 379 308 256 216 160 124 99 82D 0.05 0.08 0.11 0.16 0.20 0.26 0.32 0.39 0.47 0.64 0.85 1.08 1.36C 740 636 558 498 450 410 378 327 289 260 238D 0.04 0.06 0.09 0.12 0.16 0.21 0.26 0.31 0.37 0.51 0.68 0.87 1.09
D-31225-G2 1/2 (63.5)
5.1 (7.6)
U 712 564 457 379 319 235 181 144 118D 0.04 0.06 0.09 0.13 0.17 0.21 0.26 0.32 0.38 0.52 0.68 0.86 1.07C 740 667 608 558 481 423 378 343D 0.03 0.05 0.07 0.10 0.13 0.17 0.21 0.25 0.30 0.41 0.54 0.69 0.86
D-31230-G3
(76.2)5.5
(8.2)
U 712 578 478 403 297 228 181 148D 0.04 0.06 0.08 0.11 0.14 0.18 0.22 0.27 0.32 0.44 0.58 0.74 0.92C 767 705 606 533 476 431D 0.03 0.04 0.06 0.09 0.11 0.14 0.18 0.22 0.26 0.35 0.46 0.59 0.73
Aluminum 0.080"/2.03 mm
D-30820-A2
(50.8)1.2
(1.8)
U 800 635 441 323 247 179 131 98D 0.08 0.15 0.22 0.30 0.39 0.45 0.50 0.55C 601 480 399 3425 299 265 238 204D 0.08 0.12 0.17 0.24 0.31 0.39 0.48 0.55
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
GRIP SPAN SAFETY GRATING
Grip
Span
7” (178mm) – 3 diamond
NUCOR GRATING > 1-800-334-2047 (USA) www.nucorgrating.com34
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9 1/2” (241 mm) WIDE – 4 DIAMOND
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 14 Gauge/1.8 mm
D-41415-G1 1/2 (38.1)
3.8 (5.7)
U 663 426 296 219 168 134 109 90 77D 0.06 0.10 0.14 0.20 0.26 0.33 0.41 0.50 0.59C 525 421 352 303 266 238 215 197 182D 0.05 0.08 0.11 0.16 0.21 0.26 0.33 0.40 0.47
D-41420-G2
(50.8)4.1
(6.1)
U 705 491 362 278 220 179 148 125 93 72 58 47D 0.06 0.09 0.13 0.17 0.23 0.29 0.36 0.43 0.52 0.71 0.94 1.20 1.51C 730 698 583 501 440 392 354 323 298 258 228 205 187D 0.04 0.07 0.10 0.14 0.18 0.23 0.28 0.35 0.41 0.57 0.75 0.96 1.20
D-41425-G2 1/2 (63.5)
4.4 (6.5)
U 563 415 318 252 205 170 144 106 82 66 54D 0.04 0.06 0.08 0.11 0.14 0.18 0.23 0.28 0.33 0.45 0.60 0.76 0.95C 730 730 669 574 504 449 406 370 341 295 261 235 214D 0.02 0.04 0.06 0.09 0.12 0.15 0.18 0.22 0.26 0.36 0.48 0.61 0.76
Steel 12 Gauge/2.7 mm
D-41215-G1 1/2 (38.1)
5.1 (7.6)
U 581 405 298 229 182 148 123 104 77 60D 0.07 0.11 0.16 0.21 0.28 0.36 0.44 0.54 0.64 0.89 1.17C 718 575 481 413 363 324 292 267 246 213 189D 0.06 0.09 0.13 0.17 0.23 0.29 0.35 0.43 0.52 0.71 0.94
D-41220-G2
(50.8)5.5
(8.2)
U 624 460 353 280 228 189 160 119 92 74 61D 0.05 0.08 0.11 0.16 0.2 0.26 0.32 0.39 0.47 0.65 0.85 1.10 1.38C 741 637 559 499 451 412 380 329 292 264 241D 0.04 0.06 0.09 0.12 0.16 0.21 0.26 0.31 0.37 0.52 0.68 0.88 1.10
D-41225-G2 1/2 (63.5)
5.7 (8.5)
U 685 525 416 338 280 236 174 134 107 87D 0.04 0.06 0.09 0.13 0.17 0.21 0.26 0.32 0.38 0.52 0.68 0.87 1.08C 741 668 609 559 482 425 380 345D 0.03 0.05 0.07 0.10 0.13 0.17 0.21 0.25 0.30 0.41 0.54 0.69 0.86
D-41230-G3
(76.2)6.4
(9.5)
U 664 525 426 353 297 219 169 134 110D 0.04 0.06 0.08 0.11 0.14 0.18 0.22 0.27 0.32 0.44 0.58 0.74 0.92C 769 706 608 535 478 434D 0.02 0.04 0.06 0.09 0.11 0.15 0.18 0.22 0.26 0.35 0.47 0.59 0.74
Aluminum 0.080"/2.03 mm
D-40820-A2
(50.8)1.4
(2.1)
U 797 509 353 259 198 146 106 80D 0.10 0.15 0.22 0.29 0.38 0.45 0.50 0.55C 647 517 430 368 321 285 256 223D 0.08 0.12 0.17 0.23 0.31 0.39 0.48 0.55
Stainless Steel 304 16 Gauge /1.6 mm
D-44620-S2
(50.8)3.2
(4.8)
U 720 462 322 238 183 145 118 98 83 71 59D 0.05 0.08 0.11 0.16 0.20 0.26 0.32 0.39 0.47 0.55 0.61C 570 457 382 329 289 258 234 214 197 184 165D 0.04 0.06 0.09 0.12 0.16 0.21 0.26 0.31 0.38 0.44 0.49
Stainless Steel 316 14 Gauge /1.8 mm
D-46420-S2
(50.8)3.7
(5.5)
U 687 506 388 307 250 207 175 129 100D 0.07 0.11 0.16 0.22 0.28 0.36 0.44 0.54 0.64 0.88 1.17C 700 614 548 494 451 415 358 316D 0.04 0.08 0.13 0.17 0.23 0.29 0.36 0.43 0.52 0.71 0.93
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
GRIP SPAN SAFETY GRATING 9 1/2” (241mm) – 4 diamond
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SAFETY
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11 3/4” (298 mm) WIDE – 5 DIAMOND
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 14 Gauge/1.8 mm
D-51415-G1 1/2 (38.1)
4.4 (6.5)
U 536 344 240 177 136 108 88 74 62D 0.06 0.10 0.14 0.20 0.26 0.33 0.41 0.50 0.60C 525 422 353 304 267 239 216 198 183D 0.05 0.08 0.12 0.16 0.21 0.26 0.33 0.40 0.48
D-51420-G2
(50.8)4.7
(7.0)
U 571 397 293 225 178 145 120 102 76 59 47D 0.06 0.09 0.13 0.17 0.23 0.29 0.36 0.43 0.52 0.71 0.95 1.21C 707 699 584 502 440 393 355 324 299 259 230 207D 0.04 0.07 0.10 0.14 0.18 0.23 0.29 0.35 0.42 0.57 0.76 0.97
D-51425-G2 1/2 (63.5)
5.0 (7.4)
U 655 456 336 258 204 166 138 116 86 67 54 44D 0.04 0.06 0.08 0.11 0.14 0.18 0.23 0.28 0.33 0.45 0.60 0.77 0.96C 707 707 669 575 505 450 407 371 342 296 262 236 216D 0.02 0.04 0.06 0.09 0.12 0.15 0.18 0.22 0.26 0.36 0.48 0.62 0.77
Steel 12 Gauge/2.7 mm
D-51215-G1 1/2 (38.1)
6.0 (8.9)
U 710 456 318 235 181 144 117 98 83 62 49D 0.07 0.11 0.15 0.21 0.28 0.35 0.44 0.53 0.64 0.89 1.18C 695 558 467 402 354 317 287 263 244 213 190D 0.05 0.08 0.12 0.17 0.22 0.28 0.35 0.43 0.51 0.71 0.95
D-51220-G2
(50.8)6.4
(9.5)
U 725 505 372 286 227 185 154 130 97 75 60 50D 0.05 0.08 0.11 0.16 0.20 0.26 0.32 0.39 0.47 0.65 0.86 1.11 1.39C 742 638 561 501 453 414 382 332 295 266 243D 0.04 0.06 0.09 0.12 0.16 0.21 0.26 0.31 0.38 0.52 0.69 0.89 1.11
D-51225-G2 1/2 (63.5)
6.8 (10.1)
U 753 554 425 337 273 226 151 123 87 71 59D 0.04 0.06 0.09 0.13 0.17 0.21 0.26 0.32 0.38 0.52 0.68 0.87 1.09C 742 669 610 561 484 426 382 347D 0.02 0.04 0.07 0.10 0.13 0.17 0.21 0.25 0.30 0.41 0.55 0.70 0.87
D-51230-G3
(76.2)7.1
(10.6)
U 701 537 425 345 286 241 178 137 109 89D 0.04 0.06 0.08 0.11 0.14 0.18 0.22 0.27 0.32 0.44 0.58 0.74 0.93C 770 707 609 537 480 436D 0.02 0.03 0.05 0.08 0.11 0.15 0.18 0.22 0.26 0.36 0.47 0.60 0.74
Aluminum 0.080"/2.03 mm
D-50820-A2
(50.8)1.6
(2.2)
U 631 404 280 205 157 115 84 63D 0.10 0.15 0.22 0.29 0.38 0.45 0.50 0.55C 631 504 420 359 313 278 249 217D 0.08 0.12 0.17 0.23 0.31 0.39 0.48 0.55
Stainless Steel 304 16 Gauge /1.6 mm
D-54620-S2
(50.8)3.7
(5.5)
U 583 374 261 192 148 118 96 80 68 58 48D 0.05 0.08 0.11 0.16 0.20 0.26 0.32 0.39 0.47 0.56 0.61C 464 458 323 330 290 259 235 215 199 185 165D 0.03 0.06 0.09 0.12 0.16 0.21 0.26 0.32 0.38 0.45 0.49
Stainless Steel 316 14 Gauge /1.8 mm
D-56420-S2
(50.8)4.5
(6.7)
U 565 416 319 253 206 171 144 107 82D 0.09 0.14 0.20 0.27 0.36 0.46 0.56 0.69 0.82 1.13 1.48C 713 625 557 503 459 423 365 323D 0.05 0.10 0.16 0.22 0.29 0.36 0.45 0.55 0.66 0.90 1.19
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
Grip
Span
GRIP SPAN SAFETY GRATING 11 3/4” (298mm) – 5 diamond
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SAFE
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rip
Sp
an
18 3/4” (476 mm) WIDE – 8 DIAMOND
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 14 Gauge/1.8 mm
D-81415-G1 1/2 (38.1)
6.1 (9.1)
U 337 217 151 112 86 69 56 47D 0.33 0.27 0.26 0.29 0.33 0.38 0.45 0.55C 263 211 178 153 135 121 110 101D 0.16 0.15 0.15 0.16 0.17 0.19 0.22 0.25
D-81420-G2
(50.8)6.3
(9.4)
U 540 358 250 184 142 113 92 76 65 48D 0.48 0.37 0.34 0.32 0.34 0.38 0.43 0.5 0.58 0.77C 437 349 292 251 220 198 179 164 152 132D 0.24 0.21 0.2 0.19 0.2 0.21 0.23 0.26 0.29 0.36
D-81425-G2 1/2 (63.5)
6.6 (9.8)
U 540 411 286 211 162 129 105 87 74 55 43D 0.46 0.39 0.35 0.28 0.27 0.28 0.31 0.35 0.39 0.5 0.64C 450 402 335 287 252 225 205 188 173 151 134D 0.24 0.22 0.2 0.19 0.19 0.19 0.2 0.21 0.23 0.27 0.32
Steel 12 Gauge/2.7 mm
D-81215-G1 1/2 (38.1)
8.5 (12.6)
U 446 287 201 148 115 91 75 63 53 40D 0.27 0.22 0.22 0.26 0.32 0.39 0.47 0.56 0.67 0.92C 359 280 235 203 179 161 146 135 125 110D 0.12 0.12 0.12 0.14 0.16 0.19 0.22 0.26 0.3 0.4
D-81220-G2
(50.8)8.9
(13.2)
U 710 456 318 235 181 144 117 98 83 62 48D 0.31 0.25 0.23 0.25 0.28 0.31 0.37 0.44 0.51 0.68 0.9C 554 444 371 319 282 253 229 210 194 169 151D 0.17 0.15 0.14 0.15 0.16 0.17 0.19 0.22 0.25 0.32 0.4
D-81225-G2 1/2 (63.5)
9.2 (13.7)
U 680 473 348 267 212 172 143 120 89 69 55 45D 0.33 0.31 0.27 0.26 0.27 0.29 0.32 0.37 0.42 0.55 0.72 0.9 1.12C 663 553 475 416 371 334 307 282 244 216 194 177D 0.23 0.2 0.18 0.18 0.18 0.18 0.19 0.21 0.23 0.28 0.34 0.41 0.5
D-81230-G3
(76.2)9.6
(14.3)
U 598 440 337 267 217 180 152 112 87 69 57D 0.32 0.35 0.3 0.27 0.26 0.28 0.31 0.34 0.39 0.49 0.62 0.78 0.96C 699 600 526 468 422 385 353 307 271 243 221D 0.22 0.23 0.22 0.2 0.2 0.2 0.2 0.21 0.22 0.26 0.31 0.37 0.44
Aluminum 0.100"/2.5 mm
D-81020-A2
(50.8)2.8
(4.2)
U 457 332 231 170 130 103 83 69 58D 0.59 0.51 0.46 0.47 0.52 0.57 0.67 0.78 0.89C 406 325 271 232 203 181 163 148 135D 0.29 0.26 0.25 0.26 0.28 0.3 0.33 0.37 0.42
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
GRIP SPAN SAFETY GRATING 18 3/4” (476mm) – 8 diamond
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SAFETY
GR
ATIN
G
24” (610 mm) WIDE – 10 DIAMOND
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 14 Gauge/1.8 mm
D-101420-G2
(50.8)7.4
(11.0)
U 300 300 228 168 128 102 82 68 57 42D 0.46 0.48 0.42 0.38 0.38 0.41 0.44 0.49 0.55 0.70C 400 400 343 294 257 229 206 187 172 147D 0.34 0.37 0.32 0.30 0.29 0.29 0.30 0.31 0.33 0.37
D-101430-G3
(76.2)7.9
(11.8)
U 300 300 300 264 202 160 130 107 90 66 51 40D 0.42 0.43 0.46 0.44 0.39 0.36 0.35 0.36 0.39 0.45 0.54 0.65C 400 400 400 400 400 360 324 295 270 232 203 180D 0.33 0.33 0.34 0.35 0.37 0.35 0.33 0.33 0.32 0.33 0.35 0.38
Steel 12 Gauge/2.7 mm
D-101220-G2
(50.8)10.4
(15.5)
U 475 416 289 212 162 128 104 86 72 53D 0.40 0.39 0.33 0.31 0.31 0.34 0.38 0.44 0.48 0.63C 650 520 434 372 325 289 260 237 217 186D 0.26 0.22 0.19 0.20 0.20 0.21 0.22 0.23 0.25 0.31
D-101230-G3
(76.2)11.1
(16.5)
U 475 475 475 392 300 237 192 159 133 98 75 59 48D 0.38 0.39 0.42 0.38 0.36 0.34 0.35 0.37 0.39 0.47 0.58 0.70 0.85C 686 600 534 480 437 400 343 300 267 240D 0.34 0.35 0.33 0.29 0.27 0.26 0.26 0.26 0.26 0.29 0.32 0.36 0.41
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
Grip
Span
GRIP SPAN SAFETY GRATING 24” (610mm) – 10 diamond
NUCOR GRATING > 1-800-334-2047 (USA) www.nucorgrating.com38
SAFE
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RA
TIN
G
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 14 Gauge/1.8 mm
DW-101450-G5
(127)9.6
(14.3)
U 300 300 300 300 300 263 213 176 148 109 83 66 53D 0.41 0.41 0.42 0.45 0.48 0.47 0.42 0.40 0.40 0.43 0.47 0.55 0.64C 400 400 400 400 400 400 400 400 400 380 333 296 266D 0.32 0.33 0.33 0.33 0.34 0.35 0.36 0.38 0.39 0.42 0.41 0.42 0.44
Steel 12 Gauge/2.7 mm
DW-101250-G5
(127)13.1
(19.5)
U 475 475 475 475 475 420 340 281 236 173 133 105 85D 0.37 0.37 0.38 0.40 0.43 0.43 0.39 0.37 0.37 0.39 0.44 0.51 0.59C 900 900 900 900 900 900 850 773 709 607 531 472 425D 0.34 0.34 0.35 0.35 0.36 0.37 0.37 0.35 0.34 0.33 0.33 0.35 0.37
Allowable Loads and Deflections
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
GRIP SPAN WALKWAY CHANNEL
Grip Span Walkway channels offer the same slip resistant properties and self-cleaning advantages of other Grip Span planks with the added feature of having built in kick-plates along both sides of the channel length. The 5” toe boards are integral parts of the channel and prevent tools and other materials from falling over the edge of a catwalk.
24” (610 mm) WIDE WALKWAY– 10 DIAMOND
24” (610mm) –
walkway
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
GRIP SPAN SAFETY GRATING
Gri
p S
pan
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SAFETY
GR
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rip
shur grip® information
SHUR GRIP SAFETY GRATING
Shur Grip safety grating planks are manufactured as one-piece constructed channels with walking surfaces consisting of debossed holes each surrounded by 6 perforated buttons. Benefits include:
available in a variety of plank widths and depthssuperior self-cleaning design prevents build-up of snow or debrisexceptional traction in oily, icy, or wet environments
As with other Nucor Grating grating products, complete custom fabrication of Shur Grip is available. Please contact our nearest sales office with your fabrication requests.
Shur Grip is available in:
Steel13 gauge or 11 gauge Z275 galvanized (H.R.P.O. or hot dipped galvanized by special order)
Aluminum0.125” thickness, alloy 5052 H32 available in 2” channel only
SIZES AVAILABLE
HOW TO ORDER
When ordering or specifying Shur Grip safety grating, please confirm:
The Type of Safety Grating (Shur Grip = Round Hole Pattern)Number of Holes or Plank Width DimensionGaugeChannel DepthMaterial – Standard Pre-Galvanized or Standard Aluminum, or Special HRPO Steel or Stainless Steel
Example: Nucor Grating Shur Grip, 6 hole, 11 gauge, 2” channel, pre-galvanized, standard 12’ length.
OR
Part Number
Example: Nucor Grating Shur Grip S-61220-G, standard 12’ length
STANDARD CROSS SECTION
The following dimensions are consistent with all 6 Shur Grip plank width options, in both available gauges.
SHUR GRIP
WIDTH inches (mm)
SURFACE PATTERN
STOCK LENGTH inches (mm)
CHANNEL HEIGHT inches (mm)
5 (127)
2 Hole144
(3658)1 1/2, 2 (38, 51)
7 (178)
3 Hole144
(3658)1 1/2, 2, 3 (38, 51, 76)
10 (254)
5 Hole144
(3658)1 1/2, 2, 3 (38, 51, 76)
12 (305)
6 Hole144
(3658)1 1/2, 2, 3 (38, 51, 76)
18 (457)
10 Hole144
(3658)1 1/2, 2, 3 (38, 51, 76)
24 (610)
13 Hole144
(3658)2, 3
(51, 76)
SHUR GRIP SAFETY GRATING
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SAFE
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shur grip® stair treadsSHUR GRIP SAFETY GRATING
Shu
r G
rip
SHUR GRIP STAIR TREADS
Stair treads can be fabricated from Shur Grip safety grating. End plates are welded into the each end of the tread channel to facilitate installation to stringers using bolted connections.
Treads are stocked in 24” (610mm), 30” (762mm) and 36” (914mm) lengths but any length tread can be manufactured upon request.
Note: Bolts for mounting to stringers are not included.
HOW TO ORDER
When ordering or specifying Shur Grip treads, please confirm:
Type of safety grating (Shur Grip = round hole pattern)Number of holes or plank width dimensionLength of treadGaugeChannel depthMaterial – Standard Pre-Galvanized or Standard Aluminum, or Special HRPO SteelConfirm if end plates are required or cut-to-length only (for welding directly to stringers)Shipping and tagging instructions
Example: Nucor Grating Shur Grip treads, 6 hole, 11 gauge, 2” channel, pre-galvanized, @ 3’ 0” long c/w Nucor Grating standard end plates.
Or
Part Number and Length
Example: Nucor Grating Shur Grip treads c/w S-61120-G @ 3’ 0” long c/w Nucor Grating standard end plates.
STANDARD TREAD DETAIL
“A” DIMENSION “B” DIMENSION “C” DIMENSION
METRIC(mm)
IMPERIAL (inches)
METRIC (mm)
IMPERIAL(inches)
METRIC (mm)
IMPERIAL(inches)
127 5 38, 51, 76 1 1/2, 2, 3 41 1 5/8178 7 38, 51, 76 1 1/2, 2, 3 89 3 1/2254 10 38, 51, 76 1 1/2, 2, 3 149 5 7/8305 12 38, 51, 76 1 1/2, 2, 3 206 8 1/8
End Plate Width Dimensions
[38m
m]
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SAFETY
GR
ATIN
GSh
ur G
rip
5” (127 mm) WIDE – 2 HOLE
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 13 Gauge/2.2 mm
S-21315-G1 1/2 (38.1)
2.6 (3.8)
U 911 668 510 402 324 267 224D 0.14 0.20 0.26 0.32 0.40 0.48 0.57C 856 684 569 487 425 377 338 306 280 238 206D 0.05 0.08 0.12 0.16 0.20 0.26 0.32 0.39 0.46 0.61 0.79
S-21320-G2
(50.8)2.9
(4.3)
U 997 762 601 486 400 335 245 186D 0.16 0.21 0.26 0.32 0.39 0.46 0.62 0.80C 849 727 635 563 506 459 419 357 310 274 244D 0.09 0.13 0.16 0.21 0.26 0.31 0.37 0.50 0.64 0.81 0.99
Aluminum 0.125"/3.2 mm
S-21820-A2
(50.8)1.4
(2.0)
U 813 622 491 397 328 275D 0.23 0.30 0.38 0.47 0.57 0.7C 831 692 593 518 460 414 375 344 294D 0.09 0.14 0.18 0.24 0.30 0.38 0.45 0.54 0.73
5” (127mm) – 2 hole
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
SHUR GRIP SAFETY GRATING
NUCOR GRATING > 1-800-334-2047 (USA) www.nucorgrating.com42
SAFE
TY G
RA
TIN
G
7” (178 mm) WIDE – 3 HOLE
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 13 Gauge/2.2 mm
S-31315-G1 1/2 (38.1)
3.0 (4.5)
U 700 513 392 309 249 205 172 125 95D 0.12 0.17 0.22 0.27 0.34 0.41 0.48 0.65 0.84C 921 736 612 524 457 405 363 329 300 255 221 194 72D 0.04 0.07 0.10 0.13 0.17 0.22 0.24 0.33 0.39 0.52 0.67 0.84 1.02
S-31320-G2
(50.8)3.4
(5.0)
U 758 579 457 369 304 255 186 141D 0.15 0.20 0.25 0.31 0.38 0.45 0.61 0.78C 904 774 676 600 538 488 446 380 330 290 259D 0.09 0.12 0.16 0.20 0.25 0.30 0.36 0.48 0.63 0.79 0.96
Steel 11 Gauge/3.0 mm
S-31115-G1 1/2 (38.1)
4.2 (6.3)
U 899 659 503 396 320 263 220 160 D 0.14 0.19 0.25 0.32 0.39 0.47 0.55 0.75C 946 786 672 587 520 466 422 385 327 283 248D 0.08 0.11 0.15 0.20 0.25 0.31 0.37 0.44 0.60 0.77 0.96
S-31120-G2
(50.8)4.6
(6.8)
U 789 622 502 414 347 253 192D 0.20 0.26 0.31 0.38 0.45 0.616 0.79C 920 816 733 664 607 517 449 395 352D 0.16 0.20 0.25 0.30 0.36 0.49 0.63 0.79 0.97
S-31130-G3
(76.2)4.8
(7.1)
U 916 756 634 464 354 278 224D 0.21 0.25 0.30 0.40 0.53 0.66 0.81C 947 825 730 653D 0.32 0.42 0.53 0.65
Aluminum 0.125”/3.2 mm
S-31820-A2
(50.8)1.6
(2.4)
U 886 650 497 392 317 262D 0.17 0.23 0.30 0.38 0.47 0.57C 931 775 664 580 515 463 420 385 329D 0.09 0.14 0.18 0.24 0.30 0.38 0.45 0.54 0.73
7” (178mm) – 3 hole
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
SHUR GRIP SAFETY GRATING
Shu
r G
rip
www.nucorgrating.com 1-800-334-2047 (USA) < NUCOR GRATING 43
SAFETY
GR
ATIN
GSh
ur G
rip
10” (254 mm) WIDE – 5 HOLE
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 13 Gauge/2.2 mm
S-51315-G1 1/2 (38.1)
3.5 (5.2)
U 747 518 379 290 228 184 152 127 92 70D 0.09 0.12 0.17 0.22 0.28 0.34 0.41 0.48 0.65 0.84C 974 778 647 553 483 428 384 347 317 269 233 204 181D 0.04 0.07 0.10 0.13 0.17 0.22 0.27 0.33 0.39 0.52 0.67 0.84 1.02
S-51320-G2
(50.8)3.9
(5.8)
U 781 573 437 345 279 230 192 140 106 83D 0.11 0.14 0.19 0.24 0.29 0.35 0.42 0.56 0.73 0.91C 976 835 729 647 580 526 481 409 355 312 278D 0.08 0.11 0.15 0.19 0.23 0.28 0.33 0.45 0.58 0.73 0.89
Steel 11 Gauge/3.0 mm
S-51115-G1 1/2 (38.1)
4.6 (6.8)
U 917 635 466 355 280 226 186 155 113D 0.09 0.14 0.18 0.24 0.30 0.37 0.45 0.53 0.72C 955 794 679 592 525 470 426 389 330 285 250D 0.08 0.11 0.15 0.19 0.24 0.30 0.36 0.43 0.57 0.74 0.92
S-51120-G2
(50.8)4.8
(7.1)
U 762 582 459 371 306 256 187 142 111D 0.15 0.20 0.25 0.30 0.37 0.43 0.59 0.76 0.96C 971 861 773 701 641 545 473 417 372D 0.16 0.20 0.24 0.29 0.35 0.47 0.61 0.76 0.93
S-51130-G3
(76.2)5.2
(7.7)
U 815 660 544 456 334 255 200 161D 0.15 0.21 0.25 0.29 0.40 0.52 0.65 0.80C 974 848 750 671D 0.32 0.41 0.52 0.64
Aluminum 0.125"/3.2 mm
S-51820-A2
(50.8)1.9
(2.8)
U 879 610 448 342 270 218D 0.13 0.19 0.26 0.34 0.43 0.53C 916 762 653 570 506 455 413 378D 0.11 0.15 0.21 0.27 0.35 0.43 0.52 0.61
10” (254mm) – 5 hole
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
SHUR GRIP SAFETY GRATING
NUCOR GRATING > 1-800-334-2047 (USA) www.nucorgrating.com44
SAFE
TY G
RA
TIN
G
12” (305 mm) WIDE – 6 HOLE
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 13 Gauge/2.2 mm
S-61315-G1 1/2 (38.1)
4.4 (6.5)
U 683 473 347 265 208 168 138 116 84 63D 0.09 0.13 0.17 0.23 0.28 0.35 0.42 0.50 0.67 0.86C 854 710 607 529 469 420 380 347 294 254 222 197D 0.07 0.10 0.14 0.18 0.23 0.28 0.34 0.40 0.54 0.69 0.86 1.05
S-61320-G2
(50.8)4.6
(6.8)
U 983 681 500 382 301 243 200 167 122 93 72 58D 0.07 0.10 0.14 0.18 0.22 0.27 0.33 0.39 0.53 0.69 0.86 1.05C 874 763 676 607 550 502 427 370 325 289D 0.11 0.14 0.18 0.22 0.26 0.31 0.42 0.55 0.69 0.84
Steel 11 Gauge/3.0 mm
S-61115-G1 1/2 (38.1)
5.4 (8.0)
U 767 531 389 297 234 188 155 130 94 73D 0.09 0.13 0.18 0.23 0.29 0.36 0.43 0.51 0.69 0.92C 959 797 681 594 526 471 426 389 329 284 248 219D 0.07 0.10 0.14 0.19 0.23 0.29 0.35 0.41 0.55 0.71 0.88 1.07
S-61120-G2
(50.8)5.5
(8.2)
U 870 638 487 384 310 256 214 156 120 96 77D 0.14 0.19 0.25 0.31 0.38 0.46 0.55 0.74 0.99 1.25 1.56C 974 864 775 703 642 546 473 417 385D 0.20 0.25 0.31 0.37 0.44 0.59 0.76 0.96 1.20
S-61130-G3
(76.2)6.2
(9.2)
U 946 746 604 498 418 305 233 183 147D 0.14 0.18 0.22 0.27 0.32 0.43 0.56 0.71 0.87C 931 822 735D 0.45 0.57 0.69
Aluminum 0.125"/3.2 mm
S-61820-A2
(50.8)2.2
(3.3)
U 805 559 410 313 247D 0.15 0.21 0.29 0.37 0.47C 838 717 627 556 500 454D 0.17 0.23 0.30 0.38 0.47 0.56
12” (305mm) – 6 hole
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
SHUR GRIP SAFETY GRATING
Shu
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18” (457 mm) WIDE – 10 HOLE 18” (457mm) – 10 hole
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 13 Gauge/2.2 mm
S-101315-G1 1/2 (38.1)
5.7 (8.4)
U 641 441 307 226 174 138 112 93 79 59 46D 0.05 0.10 0.14 0.19 0.25 0.31 0.39 0.47 0.56 0.78 1.03C 480 480 480 480 480 466 421 385 355 304 266D 0.02 0.04 0.08 0.12 0.18 0.25 0.31 0.38 0.45 0.61 0.80
S-101320-G2
(50.8)6.0
(8.9)
U 641 641 460 339 260 206 168 139 117 87 67 53 43D 0.03 0.07 0.11 0.15 0.19 0.24 0.30 0.36 0.43 0.60 0.79 1.01 1.26C 480 480 480 480 480 480 480 480 480 456 399 355 319D 0.01 0.02 0.04 0.06 0.09 0.13 0.18 0.24 0.32 0.48 0.62 0.78 1.06
Steel 11 Gauge/3.0 mm
S-101115-G1 1/2 (38.1)
6.8 (10.1)
U 752 483 336 247 190 151 123 102 86 64 50D 0.06 0.09 0.13 0.17 0.23 0.29 0.36 0.44 0.52 0.72 0.95C 1116 904 755 649 570 509 460 420 387 335 297D 0.04 0.07 0.10 0.14 0.18 0.23 0.29 0.35 0.42 0.58 0.76
S-101120-G2
(50.8)7.1
(10.6)
U 1207 773 538 396 304 241 195 162 137 101 78 62 51D 0.05 0.08 0.12 0.16 0.21 0.26 0.33 0.40 0.47 0.65 0.85 1.09 1.36C 1116 1116 1116 1039 911 812 733 668 615 531 469 421 383D 0.03 0.05 0.09 0.13 0.17 0.21 0.26 0.32 0.38 0.52 0.68 0.87 1.09
S-101130-G3
(76.2)7.9
(11.7)
U 1488 1488 1153 847 649 512 415 343 288 212 162 128 104D 0.02 0.04 0.07 0.1 0.13 0.15 0.19 0.23 0.27 0.37 0.48 0.61 0.76C 1116 1116 1116 1116 1116 1116 1116 1116 1116 1116 973 865 778D 0.01 0.01 0.02 0.04 0.06 0.08 0.11 0.14 0.19 0.30 0.39 0.49 0.60
Aluminum 0.125”/3.2 mm
S-101820-A2
(50.8)2.8
(4.2)
U 792 581 360 265 203 160 130 108 91D 0.08 0.13 0.19 0.25 0.33 0.42 0.52 0.63 0.75C 594 594 594 594 594 630 567 515 472D 0.03 0.06 0.11 0.17 0.26 0.38 0.48 0.58 0.70
SHUR GRIP SAFETY GRATING
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SAFE
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24” (610 mm) WIDE – 13 HOLE 24” (610mm) – 13 hole
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 11 Gauge/3.0 mm
S-131120-G2
(50.8)8.9
(13.2)
U 524 524 467 344 264 209 170 141 119 88 68 54 44D 0.03 0.07 0.13 0.17 0.23 0.29 0.36 0.43 0.52 0.71 0.94 1.20 1.50C 524 524 524 524 524 524 524 524 524 524 524 489 445D 0.01 0.02 0.04 0.06 0.09 0.13 0.16 0.24 0.31 0.48 0.72 0.96 1.20
S-131130-G3
(76.2)9.8
(14.6)
U 524 524 524 524 473 374 304 252 212 156 120 96 78D 0.01 0.02 0.04 0.07 0.11 0.14 0.18 0.22 0.26 0.35 0.46 0.59 0.73C 524 524 524 524 524 524 524 524 524 524 524 524 524D 0.00 0.01 0.01 0.02 0.03 0.04 0.05 0.07 0.08 0.13 0.20 0.29 0.39
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
SHUR GRIP SAFETY GRATING
Shu
r G
rip
www.nucorgrating.com 1-800-334-2047 (USA) < NUCOR GRATING 47
SAFETY
GR
ATIN
GSh
ur G
rip
24” (610 mm), 30” (762 mm) and 36” (914 mm) WIDE WALKWAY walkway
PART NUMBER
CHANNEL DEPTH
APPROX. WEIGHT
LOAD/ DEFLECTION
SINGLE SPAN CONDITION IN FEET & INCHES AND IN MILLIMETERS (mm)
inches (mm)
lb/lin. ft. (kg/m)
2' 0"610 mm
2' 6"762 mm
3' 0"914 mm
3' 6"1067 mm
4' 0"1219 mm
4' 6"1372 mm
5' 0"1524 mm
5' 6"1676 mm
6' 0" 1829 mm
7' 0" 2134 mm
8' 0" 2438 mm
9' 0" 2743 mm
10' 0" 3048 mm
Steel 13 Gauge/2.2 mm – 24” WIDE
SW-131350-G5
(127)8.7
(12.9)
U 355 355 355 355 355 355 355 355 355 346 245 209 169D 0.00 0.00 0.01 0.02 0.03 0.05 0.07 0.10 0.15 0.26 0.35 0.44 0.53C 355 355 355 355 355 355 355 355 355 355 355 355 355D 0.00 0.00 0.00 0.00 0.01 0.01 0.01 0.02 0.02 0.03 0.05 0.07 0.09
Steel 11 Gauge/3.0 mm – 24” WIDE
SW-131150-G5
(127)11.8
(17.5)
U 657 657 657 657 657 657 657 657 619 455 348 275 223D 0.00 0.01 0.01 0.02 0.03 0.05 0.08 0.12 0.16 0.22 0.29 0.37 0.45C 657 657 657 657 657 657 657 657 657 657 657 657 657D 0.00 0.00 0.00 0.00 0.01 0.01 0.01 0.02 0.02 0.04 0.05 0.08 0.11
Steel 11 Gauge/3.0 mm – 30” WIDE
SW-151150-G5
(127)14.2
(20.2)
U 384 384 384 384 384 384 384 384 384 306 234 185 150D 0.00 0.01 0.01 0.02 0.04 0.06 0.09 0.16 0.2 0.26 0.34 0.45 0.55C 480 480 480 480 480 480 480 480 480 480 480 480 480D 0.00 0.00 0.00 0.00 0.01 0.01 0.01 0.02 0.02 0.04 0.06 0.08 0.11
Steel 11 Gauge/3.0 mm – 36” WIDE
SW-191150-G5
(127)15.9
(23.7)
U 185 185 185 185 185 185 185 185 185 185 185 158 128D 0.00 0.00 0.01 0.01 0.02 0.04 0.06 0.09 0.12 0.22 0.38 0.52 0.65C 273 273 273 273 273 273 273 273 273 273 273 273 273D 0.00 0.00 0.00 0.00 0.00 0.01 0.01 0.01 0.02 0.03 0.04 0.05 0.07
Allowable Loads and Deflections
LEGEND U = Uniform Load (lb./ft.2)C = Concentrated Load (lb.) D = Deflection (in.)
Spans to the left of the blue shaded area produce deflections of less than 1/4" for uniform loads of 100 lbs./ft.2
SHUR GRIP WALKWAY CHANNEL
Walkway channels offer the same slip resistant properties and self-cleaning advantages of other Shur Grip planks with the added feature of having built in kick-plates along both sides of the channel length. The 5” toe boards are integral parts of the channel and prevent tools and other materials from falling over the edge of a catwalk.
Available in 24”, 30”, and 36” wide options.
*For 30” and 36” wide walkway, width dimension refers to total overall channel width. For 24” wide walkway, width dimension refers to the walking surface width.
SHUR GRIP SAFETY GRATING
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safety flooring and ladder rungs
SHUR STEP® SAFETY FLOORING
Standard StockSheets are 36” x 120” (914mm x 3048mm)
Available in:
HRPO Steel 11 gauge, 5.0 lbs. ft2 13 gauge, 3.8 lbs. ft2
Aluminum 5052-H32 0.125” thick, 1.6 lbs./ft2
LADDER RUNGS
Standard StockLength 60” (1524 mm)
Available in:
13 gauge HRPO Steel0.125” thick Aluminum16 gauge Type 304 Stainless Steel
Shu
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rip
TYPE WIDTH inches (mm)
HEIGHT inches (mm)
WEIGHT Per Foot (Per Metre)
HRPO STEEL ALUMINUM
304 STAINLESS STEEL
2 Hole1 1/4
(32mm)1 13/32 (36mm)
1.2 lbs (1.8kg)
0.6 lbs (0.9kg)
0.8 lbs (1.2kg)
3 Hole1 5/8
(41mm)1 1/8
(29mm)1.3 lbs (1.9kg)
0.5 lbs (0.7kg)
0.8 lbs (1.2kg)
4 Hole2 1/4
(57mm)1 1/2
(38mm)1.5 lbs (2.2kg)
0.7 lbs (1.0kg)
1.2 lbs (1.8kg)
2 HOLE
3 HOLE
4 HOLE
SHUR GRIP SAFETY GRATING
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BAR GRATING FASTENERS
Type D Saddle Clip (complete with stainless steel self tapping screw)
Our most common and cost-effective fastening method. Simply pre-drill a hole into the supporting member and drive in the self-tapping screw. Designed for use with Tru-Weld Type 19 and Type 15 bar grating only (in 1/8” and 3/16” bar sizes).
Available in standard galvanized or bare steel and stainless steel options.
Type D Saddle Clip (complete with nut, bolt, and bottom clamp)
This combination allows for fastening grating without drilling into the supports. The Type D Saddle Clip holds the grating from the top as the bottom clamp is tightened under the flange of the supporting member. Designed for use with Tru-Weld Type 19 and Type 15 bar grating only (in 1/8” and 3/16” bar sizes).
Available in standard galvanized or bare steel and stainless steel options.
Type D Saddle Clip (complete with C-clamp and bolt)
Eliminates the need to drill supports or have access beneath the grating during installation. The C-clamp slides between the bearing bars to clamp the flange of the supporting member and is tightened from above using a hex-driver. For use with Tru-Weld Type 19 and Type 15 bar grating only (in 1/8” and 3/16” bar sizes).
Available in standard galvanized or bare steel and stainless steel options.
Type B Clamping Bolt, Nut, and Bottom Clamp
For close mesh Type 11 and Type 9.5 grating, a square collared clamping bolt can be inserted directly between the ends of the bearing bars and fitted through a bottom clamp. The rounded bolt head rests directly on the bearing bars eliminating the need for a top saddle clip.
Available by special order in bare steel, galvanized, and stainless steel.
fastening methods information
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GRATING FASTENING METHODS
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Mid Span Support Clip
Mid Span Support Clips are used to adjoin either Shur Grip or Grip Span planks together along the length of the channel. Come complete with 2 1/2” x 3/8” tap bolts.
SAFETY GRATING FASTENERS
Grip Span Clip Assemblies
Galvanized Grip Span anchors may be used in conjunction with a nut, bolt and washer or a stainless stell self-tapping screw if drilling through the supporting member. Alternatively, Grip Span anchors may be used with an S-clip and bolt to clamp to the flange of a support structure (no drilling required).
Shur Grip Clip Assemblies
Galvanized Shur Grip anchors may be used in conjunction with a nut, bolt, and washer or a stainless steel self-tapping screw if drilling through the supporting member. Alternatively, Shur Grip anchors may be used with an S-clip and bolt to clamp to the flange of a support structure (no drilling required).
Safety Gratin
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GRATING FASTENING METHODS