parallel strand lumber

28
Support heavier loads than comparably sized conventional glulam or sawn lumber products Uniform stress throughout section ideal for cantilever and multi-span applications Longer spans for wide-open rooms without intermediate posts or columns Parallam ® PSL beams add aesthetic value Covered by our Product Warranty against manufacturing defects for the life of the structure 1-800-628-3997 www.trusjoist.com Parallam ® PSL Headers, Beams and Columns SPECIFIER’S GUIDE

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Page 1: Parallel Strand Lumber

� Support heavier loadsthan comparably sizedconventional glulamor sawn lumber products

� Uniform stress throughoutsection ideal for cantileverand multi-span applications

� Longer spans forwide-open rooms withoutintermediate posts orcolumns

� Parallam® PSL beamsadd aesthetic value

� Covered by ourProduct Warrantyagainst manufacturingdefects for the life ofthe structure

1-800-628-3997www.trusjoist.com

Parallam® PSLHeaders, Beams

and Columns

S P E C I F I E R ’ S G U I D E

Page 2: Parallel Strand Lumber

Changing the Way You Build™2

TABLE OF CONTENTS

Parallam® PSL:Header and Beam Design Properties . . . . . . . . . . 3Headers Supporting Roof . . . . . . . . . . . . . . . . . . 4Ridge Beams . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Headers Supporting Floor and Roof. . . . . . . . . . . 6Floor Girder Beams . . . . . . . . . . . . . . . . . . . . . . . 7Floor Load Tables. . . . . . . . . . . . . . . . . . . . . . . 8-9Roof Load Tables . . . . . . . . . . . . . . . . . . . . . 10-13Framing Connectors . . . . . . . . . . . . . . . . . . . 14-15Beam Details and Bearing Information. . . . . . . . 16Multiple Member Connections . . . . . . . . . . . . . 17Column Details and Allowable Loads. . . . . . . . . 18Column Connectors . . . . . . . . . . . . . . . . . . . . . 19Tapered End Cuts . . . . . . . . . . . . . . . . . . . . . . . 20Allowable Holes . . . . . . . . . . . . . . . . . . . . . . . . 20

Wolmanized® Parallam® PSL:Header and Beam Design Properties . . . . . . . . . 22Load Tables: Floor and Roof . . . . . . . . . . . . . 23-25Decks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26-27Columns . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Parallam® PSLAn Integral Part of the

FrameWorks® Building SystemParallam® parallel strand lumber (PSL) is made from long, thin strands ofwood structurally bonded together in a patented microwave process tomake large cross section beams and columns.

Parallam® PSL headers and beams are available in the following sizes:

Widths: Depths:13/4", 211/16", 31/2", 51/4" and 7" 91/4", 91/2", 111/4", 117/8",

14", 16" and 18"

Parallam® PSL columns and posts are available in the following sizes:31/2" x 31/2" 31/2" x 51/4" 31/2" x 7"51/4" x 51/4" 51/4" x 7" 7" x 7"

Code Evaluations: ICBO ES ER-4979, NER-481, FHA/HUD MR 13032

The residential products in this brochure areprimarily intended for use in single andmulti-family dwellings. These products arereadily available through our nationwidenetwork of distributors and dealers.

For commercial applications such as retail stores,office buildings, schools, restaurants, hotels, nursinghomes, etc., please refer to the COMMERCIALPRODUCT MANUAL or Commercial section ofour STRUCTURAL PRODUCTS DESIGNMANUAL. Commercial products are typicallydesigned, manufactured and sold by Trus Joistfor each specific job.

For more information on any Trus Joist products,please call 1-800-628-3997.

Because of their exceptional strength and stiffness, Parallam® PSLcolumns and beams provide the ideal support for our popularSilent Floor® System.Some sizes may not be available in your region.

Contact your local Trus Joist dealer ortechnical representative for availability.

Page 3: Parallel Strand Lumber

Design Properties 3

Design PropertyDepth

91/4" 91/2" 111/4" 117/8" 14"Moment (ft-lbs) 6,210 6,530 8,985 9,950 13,580

Shear (lbs) 3,130 3,215 3,805 4,020 4,735Moment of Inertia (in.4) 115 125 208 244 400

Weight (plf) 5.1 5.2 6.2 6.5 7.7

Design PropertyDepth

91/4" 91/2" 111/4" 117/8" 14" 16" 18"Moment (ft-lbs) 24,830 26,115 35,940 39,805 54,325 69,905 87,325

Shear (lbs) 12,520 12,855 15,225 16,070 18,945 21,655 24,360Moment of Inertia (in.4) 462 500 831 977 1,601 2,389 3,402

Weight (plf) 20.2 20.8 24.6 26.0 30.6 35.0 39.4

Design PropertyDepth

91/4" 91/2" 111/4" 117/8" 14" 16" 18"Moment (ft-lbs) 9,535 10,025 13,800 15,280 20,855 26,840 33,530

Shear (lbs) 4,805 4,935 5,845 6,170 7,275 8,315 9,350Moment of Inertia (in.4) 175 192 319 375 615 917 1,305

Weight (plf) 7.8 8.0 9.5 10.0 11.8 13.4 15.1

Design PropertyDepth

91/4" 91/2" 111/4" 117/8" 14" 16" 18"Moment (ft-lbs) 18,625 19,585 26,955 29,855 40,740 52,430 65,495

Shear (lbs) 9,390 9,645 11,420 12,055 14,210 16,240 18,270Moment of Inertia (in.4) 346 375 623 733 1,201 1,792 2,552

Weight (plf) 15.2 15.6 18.5 19.5 23.0 26.3 29.5

2.0E Parallam® PSL Headers and BeamsAllowable Design Stresses

(100% Load Duration)

Shear modulus of elasticity G = 125,000 psi

Modulus of elasticity E = 2.0 x 106 psi

Flexural stress Fb = 2,900 psi(1)

Tension stress Ft = 2,025(2) psi

Compression perpendicular to grain Fc⊥ = 750 psi(3)

Compression parallel to grain Fcll = 2,900 psi

Horizontal shear parallel to grain Fv = 290 psi

13⁄4" 2.0E Parallam® PSL

3

General Assumptions for Non-Treated Parallam® PSL

• Lateral support required at bearing and at 24" on-centermaximum.

• Bearing lengths are based on Parallam® PSL’s bearing stress of 750 psi.

• No camber.

• Tables on pages 4-7 include load reductions applied inaccordance with code.

• 13/4" x 16" and 13/4" x 18" beams require multiple plies.

See page 17 for multiple member beam connections.

Design PropertyDepth

91/4" 91/2" 111/4" 117/8" 14" 16" 18"Moment (ft-lbs) 12,415 13,055 17,970 19,900 27,160 34,955 43,665

Shear (lbs) 6,260 6,430 7,615 8,035 9,475 10,825 12,180Moment of Inertia (in.4) 231 250 415 488 800 1,195 1,701

Weight (plf) 10.1 10.4 12.3 13.0 15.3 17.5 19.7

Allowable Design Properties(100% Load Duration)

(1) For 12" depth. For others, multiply by [ ]0.111

(2) Ft has been reduced to reflect the volume effects of length, widthand thickness for a range of common application conditions.

(3) Fc⊥ shall not be increased for duration of load.

12d

211 ⁄16" 2.0E Parallam® PSL

31⁄2" 2.0E Parallam® PSL

51⁄4" 2.0E Parallam® PSL

7" 2.0E Parallam® PSL

Non-treatedParallam® PSL

is intended for dry-useapplications

Page 4: Parallel Strand Lumber

General NotesTable is based on:

• Uniform loads.

• More restrictive of simple or continuous span. Ratio of short span to long span should be greater than 0.4 to prevent uplift.

• Roof truss framing with 24" soffits.

• Deflection criteria of L/240 live load and L/180 total load.

Also see General Assumptions on page 3.

Bearing RequirementsMinimum header support to be 2 trimmers (3") at ends and 71/2" atcontinuous span supports.

areas require 3 trimmers (41/2") at ends and 111/4" at continuousspan supports.Shaded

Roof Load(PSF)

HouseWidth

Rough Opening8'-0" 9'-3" 10'-0" 12'-0" 14'-0" 16'-3" 18'-3"

Non

-Sno

w A

rea

125%

20LL + 15DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/2" 31/2" x 111/4" 31/2" x 14"

30'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14"

36'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14"

20LL + 20DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14"

30'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14"

36'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16"

Snow

Are

a11

5%

25LL +15DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14"

30'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14"

36'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14" 31/2" x 16"

30LL + 15DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14"

30'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16"

36'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 16"

40LL + 15DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16"

30'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18"

36'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/2" 31/2" x 117/8" 31/2" x 14" 31/2" x 16" 31/2" x 18"

51/4" x 91/4" 7" x 91/4" 51/4" x 111/4"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8"

51/4" x 91/4" 51/4" x 111/4" 7" x 111/4"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 111/4"

51/4" x 91/4" 51/4" x 111/4" 7" x 111/4"

51/4" x 91/4" 7" x 91/4" 51/4" x 111/4" 51/4" x 14"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8"

51/4" x 91/4" 51/4" x 111/4"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8" 51/4" x 14"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8"

51/4" x 91/4" 7" x 91/4" 51/4" x 117/8" 51/4" x 14"

51/4" x 91/4" 51/4" x 111/4" 7" x 111/4" 51/4" x 14"

51/4" x 91/4" 7" x 91/4" 51/4" x 117/8" 51/4" x 14"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 14"

51/4" x 91/4" 51/4" x 91/2" 51/4" x 111/4" 51/4" x 14" 51/4" x 16"

7" x 111/4"

Rough Opening

House Width

How to Use This Table1. Determine appropriate ROOF LOAD and HOUSE WIDTH.

2. Locate ROUGH OPENING.

3. Select Parallam® PSL header size.

Rough

Opening

Sizing Tables4

Headers Supporting Roof

Page 5: Parallel Strand Lumber

Sizing Tables 5

House Width

ColumnSpacing

Roof Load(PSF)

HouseWidth

Column Spacing12'-0" 14'-0" 16'-0" 18'-0" 20'-0" 22'-0" 24'-0"

Non

-Sno

w A

rea

125%

20LL + 15DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14" 31/2" x 14" 31/2" x 16"

30'-0"31/2" x 91/4" 31/2" x 91/2" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 16" 31/2" x 18"

36'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14" 31/2" x 16" 31/2" x 16" 31/2" x 18"

20LL + 20DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 16" 31/2" x 16"

30'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14" 31/2" x 16" 31/2" x 16" 31/2" x 18"

36'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16"

Snow

Are

a11

5%

25LL +15DL

24'-0"31/2" x 91/4" 31/2" x 91/2" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 16" 31/2" x 18"

30'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14" 31/2" x 16" 31/2" x 16" 31/2" x 18"

36'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18"

30LL + 15DL

24'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 16" 31/2" x 18"

30'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16"

36'-0"31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16" 51/4" x 18"

40LL + 15DL

24'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16"

30'-0"31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16" 51/4" x 18"

36'-0"31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16" 51/4" x 18" 7" x 18"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 111/4" 7" x 111/4" 51/4" x 14"

51/4" x 91/4" 51/4" x 91/2" 51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 14"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 91/2" 51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 14" 51/4" x 16"

51/4" x 91/2" 51/4" x 111/4" 7" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 91/4" 7" x 91/4" 51/4" x 111/4" 7" x 111/4" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 7" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 14" 7" x 14" 7" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 7" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 14" 7" x 14" 7" x 16"

How to Use This Table1. Determine appropriate ROOF LOAD and HOUSE WIDTH.

2. Locate COLUMN SPACING.

3. Select Parallam® PSL beam size.

General NotesTable is based on:

• Uniform loads.

• More restrictive of simple or continuous span. Ratio of short span to long span should be greater than 0.4 to prevent uplift.

• Deflection criteria of L/240 live load and L/180 total load.

Also see General Assumptions on page 3.

Bearing RequirementsMinimum beam support to be 2 trimmers (3") at ends and 71/2" atcontinuous span supports.

areas require 3 trimmers (41/2") at ends and 111/4" at continuousspan supports.Shaded

Ridge Beams

Page 6: Parallel Strand Lumber

Load(PSF)

HouseWidth

Rough Opening8'-0" 9'-3" 10'-0" 12'-0" 14'-0" 16'-3" 18'-3"

Non

-Sno

w A

rea

125%

Roof Load20LL + 15DL

Floor Load40LL + 12DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/2" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18"

30'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14" 31/2" x 18" 31/2" x 18"

36'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18"

Roof Load20LL + 20DL

Floor Load40LL + 12DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14" 31/2" x 16" 31/2" x 18"

30'-0"31/2" x 91/4" 31/2" x 91/2" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16"

36'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18"

Snow

Are

a11

5%

Roof Load25LL +15DL

Floor Load40LL + 12DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 91/2" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18"

30'-0"31/2" x 91/4" 31/2" x 91/2" 31/2" x 111/4" 31/2" x 14" 31/2" x 14" 31/2" x 18" 51/4" x 16"

36'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18"

Roof Load30LL + 15DL

Floor Load40LL + 12DL

24'-0"31/2" x 91/4" 31/2" x 91/4" 31/2" x 111/4" 31/2" x 117/8" 31/2" x 14" 31/2" x 16" 31/2" x 18"

30'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18"

36'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18"

Roof Load40LL + 15DL

Floor Load40LL + 12DL

24'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18"

30'-0"31/2" x 91/4" 31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 51/4" x 16" 51/4" x 18"

36'-0"31/2" x 111/4" 31/2" x 111/4" 31/2" x 14" 31/2" x 16" 51/4" x 16" 51/4" x 18" 7" x 18"

51/4" x 91/4" 7" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 111/4" 7" x 111/4" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 91/2" 51/4" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 91/4" 7" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 91/4" 51/4" x 111/4" 7" x 111/4" 51/4" x 14"

51/4" x 91/4" 51/4" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16"

51/4" x 91/4" 51/4" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 91/4" 7" x 91/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 91/4" 51/4" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 91/4" 7" x 91/4" 51/4" x 117/8" 51/4" x 14" 7" x 14" 7" x 16"

51/4" x 91/4" 51/4" x 91/2" 51/4" x 111/4" 51/4" x 14" 7" x 14" 7" x 16"

General NotesTable is based on:

• Uniform loads.

• More restrictive of simple or continuous span. Ratio of short span to long span should be greater than 0.4 to prevent uplift.

• Roof truss framing with 24" soffits.

• Wall weights of 80 plf.

• Deflection criteria of L/360 live load and L/240 total load at floor.

Also see General Assumptions on page 3.

Bearing RequirementsMinimum header support to be 2 trimmers (3") at ends and 71/2" atcontinuous span supports.

areas require 3 trimmers (41/2") at ends and 111/4" at continuousspan supports.Shaded

House WidthRough

Opening

How to Use This Table1. Verify that floor loading of 40 psf live load and 12 psf dead load is adequate.

2. Determine appropriate LOAD and HOUSE WIDTH.

3. Locate ROUGH OPENING.

4. Select Parallam® PSL header size.

1/2 House WidthMaximum

Sizing Tables6

Headers Supporting Floor and Roof

Page 7: Parallel Strand Lumber

Sizing Tables 7

Floor Load(PSF)

Floor FramingLength

Column Spacing12'-0" 14'-0" 16'-0" 18'-0" 20'-0" 22'-0" 24'-0"

40LL + 12DL

24'-0"31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 31/2" x 18" 51/4" x 18" 7" x 18"

28'-0"31/2" x 117/8" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18" 51/4" x 18" 7" x 18"

32'-0"31/2" x 14" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18" 7" x 18" 7" x 18"

36'-0"31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16" 51/4" x 18" 7" x 18"

40'-0"31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16" 51/4" x 18" 7" x 18"

44'-0"31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18" 7" x 18" 7" x 18"

40LL +20DL

24'-0"31/2" x 111/4" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16" 51/4" x 18" 7" x 18"

28'-0"31/2" x 117/8" 31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 18" 51/4" x 18" 7" x 18"

32'-0"31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16" 51/4" x 18" 7" x 18"

36'-0"31/2" x 14" 31/2" x 16" 31/2" x 18" 51/4" x 16" 51/4" x 18" 7" x 18"

40'-0"31/2" x 14" 31/2" x 18" 51/4" x 16" 51/4" x 18" 7" x 18" 7" x 18"

44'-0"31/2" x 16" 31/2" x 18" 51/4" x 16" 51/4" x 18" 7" x 18"

51/4" x 91/4" 51/4" x 111/4" 51/4" x 14" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16" 7" x 16" 7" x 16"

51/4" x 111/4" 7" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 111/4" 51/4" x 14" 51/4" x 14" 7" x 16"

51/4" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 117/8" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 91/2" 51/4" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 111/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 111/4" 51/4" x 14" 51/4" x 14" 7" x 14" 7" x 16"

51/4" x 111/4" 51/4" x 14" 51/4" x 16" 7" x 16"

51/4" x 111/4" 51/4" x 14" 7" x 14" 7" x 16"

51/4" x 117/8" 51/4" x 14" 7" x 14" 7" x 16"

General NotesTable is based on:

• Uniform loads.

• More restrictive of simple or continuous span. Ratio of short span to long span should be greater than 0.4 to prevent uplift.

• Deflection criteria of L/360 live load and L/240 total load.

Also see General Assumptions on page 3.

Bearing RequirementsMinimum beam support to be 2 trimmers (3") at ends and 71/2" atcontinuous span supports.

areas require 3 trimmers (41/2") at ends and 111/4" at continuousspan supports.Shaded

How to Use This Table1. Determine appropriate FLOOR LOAD.

2. Find the FLOOR FRAMING LENGTH that meets or exceeds the sum of spans 1and 2 for the supported floor joists. When floor joists are continuous span,spans 1 and 2 cannot be less than 40% of the FLOOR FRAMING LENGTH.If floor joists are simple span (not continuous over the Parallam® PSL beam),then the FLOOR FRAMING LENGTH may be taken as 80% of the sum ofspans 1 and 2 of the floor joists.

3. Locate COLUMN SPACING.

4. Select Parallam® PSL beam size.

ColumnSpacing

Floor Framing LengthSpan 1 Span 2

Floor Girder Beams

Page 8: Parallel Strand Lumber

Load Tables8

How to Use These Tables1. Calculate total and live load on beam or header in pounds per linear foot (plf).

2. Select appropriate SPAN (center-to-center of bearing).

3. Scan horizontally to find the proper width and a depth that exceeds actualtotal and live loads.

4. Review bearing length requirements to ensure adequacy.

Span Condition13/4" Width 31/2" Width

91/4" 91/2" 111/4" 117/8" 14" 91/4" 91/2" 111/4" 117/8" 14" 16" 18"

8'Total Load 734 758 930 995 1227 1469 1517 1861 1990 2456 2933 2933Live Load L/360 584 628 * * * 1169 1257 * * * * *Min. End/Int. Bearing (in.) 2.3/5.6 2.3/5.8 2.9/7.1 3.1/7.6 3.8/9.4 2.3/5.6 2.3/5.8 2.9/7.1 3.1/7.6 3.8/9.4 4.5/11.3 4.5/11.3

10'Total Load 464 501 710 757 924 930 1003 1420 1514 1848 2184 2342Live Load L/360 313 337 542 628 * 626 675 1084 1257 * * *Min. End/Int. Bearing (in.) 1.8/4.5 1.9/4.8 2.7/6.8 2.9/7.3 3.5/8.9 1.8/4.5 1.9/4.8 2.7/6.8 2.9/7.3 3.5/8.9 4.2/10.5 4.5/11.3

12'Total Load 274 296 482 546 740 548 592 964 1092 1480 1738 1949Live Load L/360 186 200 325 379 599 372 401 651 758 1198 1721 *Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 2.2/5.6 2.5/6.3 3.4/8.5 1.5/3.5 1.5/3.5 2.2/5.6 2.5/6.3 3.4/8.5 4.0/10.0 4.5/11.3

14'Total Load 173 187 308 360 546 347 375 616 721 1093 1409 1660Live Load L/360 119 128 209 244 390 238 257 419 489 780 1132 1561Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.7/4.2 2.0/4.9 3.0/7.4 1.5/3.5 1.5/3.5 1.7/4.2 2.0/4.9 3.0/7.4 3.8/9.5 4.5/11.3

16'-6"Total Load 105 114 189 222 359 210 228 379 444 720 1009 1263Live Load L/360 73 79 130 152 245 147 159 260 305 490 716 995Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.6 2.3/5.8 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.6 2.3/5.8 3.2/8.1 4.0/10.1

18'-6"Total Load 73 80 134 157 257 147 160 268 315 514 759 1000Live Load L/360 52 56 93 109 176 105 113 186 218 352 517 722Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.9/4.7 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.9/4.7 2.7/6.8 3.6/9.0

20'Total Load 57 62 105 124 203 115 125 210 248 407 603 850Live Load L/360 41 45 74 87 140 83 90 148 174 281 414 579Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.6/4.0 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.6/4.0 2.4/5.9 3.3/8.3

24'Total Load 59 70 116 62 68 118 140 232 349 496Live Load L/360 43 51 82 48 52 86 102 165 244 343Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.7/4.2 2.4/5.9

28'Total Load 71 70 84 142 216 310Live Load L/360 52 55 64 105 155 219Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.8/4.4

32'Total Load 52 91 140 203Live Load L/360 43 70 105 148Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5

9'-6"Total Load 538 573 755 805 985 1076 1147 1510 1611 1970 2333 2467Live Load L/360 362 390 624 723 * 724 780 1248 1446 * * *Min. End/Int. Bearing (in.) 2.0/4.9 2.1/5.2 2.8/6.9 2.9/7.3 3.6/9.0 2.0/4.9 2.1/5.2 2.8/6.9 2.9/7.3 3.6/9.0 4.3/10.6 4.5/11.3

Floor—100% (PLF)

* Indicates TOTAL LOAD value controls.

Page 9: Parallel Strand Lumber

Load Tables 9

51/4" Width 7" Width91/4" 91/2" 111/4" 117/8" 14" 91/4" 91/2" 111/4" 117/8" 14" 16" 18"2204 2275 2792 2985 3683 2939 3034 3723 3981 4912 5866 58661753 1886 * * * 2338 2515 * * * * *

2.3/5.6 2.3/5.8 2.9/7.1 3.1/7.6 3.8/9.4 2.3/5.6 2.3/5.8 2.9/7.1 3.1/7.6 3.8/9.4 4.5/11.3 4.5/11.31614 1720 2265 2416 2955 2153 2294 3020 3222 3940 4667 49341086 1171 1872 2170 * 1448 1561 2496 2893 * * *

2.0/4.9 2.1/5.2 2.8/6.9 2.9/7.3 3.6/9.0 2.0/4.9 2.1/5.2 2.8/6.9 2.9/7.3 3.6/9.0 4.3/10.6 4.5/11.3

822 888 1446 1639 2220 1096 1184 1928 2185 2960 3476 3898558 602 976 1137 1797 744 803 1302 1516 2396 3443 *

1.5/3.5 1.5/3.5 2.2/5.6 2.5/6.3 3.4/8.5 1.5/3.5 1.5/3.5 2.2/5.6 2.5/6.3 3.4/8.5 4.0/10.0 4.5/11.3520 563 925 1082 1639 694 751 1233 1443 2186 2818 3320357 386 629 734 1171 476 514 839 979 1561 2264 3122

1.5/3.5 1.5/3.5 1.7/4.2 2.0/4.9 3.0/7.4 1.5/3.5 1.5/3.5 1.7/4.2 2.0/4.9 3.0/7.4 3.8/9.5 4.5/11.3316 342 568 667 1080 421 457 758 889 1440 2019 2526220 238 391 457 735 294 318 521 610 980 1432 1991

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.6 2.3/5.8 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.6 2.3/5.8 3.2/8.1 4.0/10.1221 240 402 473 771 295 320 536 630 1028 1518 2001157 170 280 328 529 210 227 373 437 705 1035 1445

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.9/4.7 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.9/4.7 2.7/6.8 3.6/9.0172 187 316 372 610 230 250 421 497 814 1207 1700125 135 223 261 422 167 180 297 348 563 828 1159

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.6/4.0 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.6/4.0 2.4/5.9 3.3/8.394 103 177 210 349 125 137 236 280 465 698 99273 79 130 153 248 97 105 173 204 331 488 687

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.7/4.2 2.4/5.954 59 105 126 213 72 79 140 168 285 432 62046 50 82 97 157 61 66 110 129 210 311 439

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.8/4.464 78 136 86 104 182 280 40655 65 106 74 87 141 210 297

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5

16"4400

*4.5/11.3

3500*

4.3/10.6

26072582

4.0/10.021131698

3.8/9.515141074

3.2/8.11138776

2.7/6.8905621

2.4/5.9523366

1.7/4.2324233

1.5/3.5210157

1.5/3.5

18"4400

*4.5/11.3

3700*

4.5/11.3

2923*

4.5/11.324902342

4.5/11.318951493

4.0/10.115011084

3.6/9.01275869

3.3/8.3744515

2.4/5.9465329

1.8/4.4305223

1.5/3.5

3276*

4.2/10.5

1395 1505 2130 2271 2772 1860 2006 2841 3029 3696 4369 46853514*940 1013 1626 1886 * 1253 1351 2168 2515 * * *

4.5/11.31.8/4.5 1.9/4.8 2.7/6.8 2.9/7.3 3.5/8.9 1.8/4.5 1.9/4.8 2.7/6.8 2.9/7.3 3.5/8.9 4.2/10.5 4.5/11.3

Condition

Total Load

Total LoadLive Load L/360Min. End/Int. Bearing (in.)Total LoadLive Load L/360Min. End/Int. Bearing (in.)

Total LoadLive Load L/360Min. End/Int. Bearing (in.)Total Load

Live Load L/360

Live Load L/360Min. End/Int. Bearing (in.)

Min. End/Int. Bearing (in.)

Total LoadLive Load L/360Min. End/Int. Bearing (in.)Total LoadLive Load L/360Min. End/Int. Bearing (in.)Total LoadLive Load L/360Min. End/Int. Bearing (in.)Total LoadLive Load L/360Min. End/Int. Bearing (in.)Total LoadLive Load L/360Min. End/Int. Bearing (in.)Total LoadLive Load L/360Min. End/Int. Bearing (in.)

Span

10'

8'

9'-6"

12'

14'

16'-6"

18'-6"

20'

24'

28'

32'

General Notes

• Tables are based on:

– Uniform loads (beam weight considered) and the more restrictive of simple or continuous span.

– Deflection criteria of L/240 total load and L/360 live load.

• For deflection limits of L/240 and L/480, multiply live load values by 1.5 and0.75 respectively. The resulting live load shall not exceed the total load shown.

Also see General Assumptions on page 3.

* Indicates TOTAL LOAD value controls.

Page 10: Parallel Strand Lumber

How to Use These Tables1. Calculate total load on beam or header in pounds per linear foot (plf).

2. Select appropriate SPAN (center-to-center of bearing).

3. Scan horizontally to find the proper width and a depth that exceeds actualtotal load.

4. Review bearing length requirements to ensure adequacy.

Span Condition13/4" Width 31/2" Width

91/4" 91/2" 111/4" 117/8" 14" 91/4" 91/2" 111/4" 117/8" 14" 16" 18"

9'-6"Total Load 627 660 869 927 1134 1255 1320 1738 1854 2268 2467 2467Deflection L/240 543 585 * * * 1086 1171 * * * * *Min. End/Int. Bearing (in.) 2.3/5.7 2.4/6.0 3.2/7.9 3.4/8.4 4.1/10.3 2.3/5.7 2.4/6.0 3.2/7.9 3.4/8.4 4.1/10.3 4.5/11.3 4.5/11.3

10'Total Load 566 595 817 871 1063 1132 1190 1635 1743 2127 2342 2342Deflection L/240 470 506 813 * * 940 1013 1626 * * * *Min. End/Int. Bearing (in.) 2.2/5.4 2.3/5.7 3.1/7.8 3.3/8.4 4.1/10.2 2.2/5.4 2.3/5.7 3.1/7.8 3.3/8.4 4.1/10.2 4.5/11.3 4.5/11.3

12'Total Load 367 396 567 629 852 734 793 1135 1258 1704 1949 1949Deflection L/240 279 301 488 568 * 558 602 976 1137 * * *Min. End/Int. Bearing (in.) 1.7/4.3 1.8/4.6 2.6/6.6 2.9/7.3 3.9/9.8 1.7/4.3 1.8/4.6 2.6/6.6 2.9/7.3 3.9/9.8 4.5/11.3 4.5/11.3

14'Total Load 233 252 413 460 629 466 504 826 921 1259 1623 1667Deflection L/240 178 193 314 367 585 357 386 629 734 1171 * *Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 2.2/5.6 2.5/6.2 3.4/8.5 1.5/3.5 1.5/3.5 2.2/5.6 2.5/6.2 3.4/8.5 4.4/10.9 4.5/11.3

16'-6"Total Load 142 154 254 298 451 284 308 509 597 902 1163 1412Deflection L/240 110 119 195 228 367 220 238 391 457 735 1074 *Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.6/4.1 1.9/4.8 2.9/7.2 1.5/3.5 1.5/3.5 1.6/4.1 1.9/4.8 2.9/7.2 3.7/9.3 4.5/11.3

18'-6"Total Load 100 108 180 212 345 200 217 361 424 690 922 1154Deflection L/240 78 85 140 164 264 157 170 280 328 529 776 1084Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.9 2.5/6.2 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.9 2.5/6.2 3.3/8.3 4.1/10.3

20'Total Load 78 85 142 167 273 157 170 285 335 548 786 984Deflection L/240 62 67 111 130 211 125 135 223 261 422 621 869Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 2.1/5.4 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 2.1/5.4 3.1/7.7 3.8/9.6

24'Total Load 80 95 157 87 95 161 191 315 471 668Deflection L/240 65 76 124 73 79 130 153 248 366 515Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.8 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.8 2.2/5.6 3.1/7.9

28'Total Load 58 97 51 56 97 116 195 294 420Deflection L/240 48 78 46 50 82 97 157 233 329Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.7/4.2 2.3/5.9

32'Total Load 63 61 74 126 192 277Deflection L/240 53 55 65 106 157 223Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.8/4.5

8'Total Load 845 873 1071 1145 1413 1691 1746 2142 2291 2826 2933 2933Deflection L/240 * * * * * * * * * * * *Min. End/Int. Bearing (in.) 2.6/6.5 2.7/6.7 3.3/8.2 3.5/8.8 4.3/10.8 2.6/6.5 2.7/6.7 3.3/8.2 3.5/8.8 4.3/10.8 4.5/11.3 4.5/11.3

Load Tables10

Roof—Snow Load Area 115% (PLF)

* Indicates TOTAL LOAD value controls.

Page 11: Parallel Strand Lumber

Load Tables 11

General NotesTables are based on:

• Uniform loads (beam weight considered) and the more restrictive of simple or continuous span.

• Deflection criteria of L/180 total load. (For stiffer deflection criteria L/240 values are also shown.)

Also see General Assumptions on page 3.

Span7" Width

91/2" 111/4" 117/8" 14" 91/4" 91/2" 111/4" 117/8" 14" 16" 18"

8'2619 3213 3436 4240 3383 3492 4285 4582 5653 5866 5866

* * * * * * * * * * *2.7/6.7 3.3/8.2 3.5/8.8 4.3/10.8 2.6/6.5 2.7/6.7 3.3/8.2 3.5/8.8 4.3/10.8 4.5/11.3 4.5/11.3

9'-6"1980 2607 2781 3402 2511 2641 3477 3709 4536 4934 49341757 * * * 2173 2342 * * * * *

2.4/6.0 3.2/7.9 3.4/8.4 4.1/10.3 2.3/5.7 2.4/6.0 3.2/7.9 3.4/8.4 4.1/10.3 4.5/11.3 4.5/11.3

12'1190 1703 1887 2557 1468 1586 2271 2517 3409 3898 3898904 1464 1706 * 1116 1205 1953 2274 * * *

1.8/4.6 2.6/6.6 2.9/7.3 3.9/9.8 1.7/4.3 1.8/4.6 2.6/6.6 2.9/7.3 3.9/9.8 4.5/11.3 4.5/11.3

14'756 1240 1381 1889 932 1008 1653 1842 2519 3246 3335579 943 1102 1757 714 772 1258 1469 2342 * *

1.5/3.5 2.2/5.6 2.5/6.2 3.4/8.5 1.5/3.5 1.5/3.5 2.2/5.6 2.5/6.2 3.4/8.5 4.4/10.9 4.5/11.3

16'-6"462 764 896 1353 569 616 1019 1195 1805 2327 2824358 587 686 1103 441 477 782 915 1470 2148 *

1.5/3.5 1.6/4.1 1.9/4.8 2.9/7.2 1.5/3.5 1.5/3.5 1.6/4.1 1.9/4.8 2.9/7.2 3.7/9.3 4.5/11.3

18'-6"325 542 637 1035 400 434 723 849 1381 1844 2308256 420 492 794 315 341 560 656 1058 1553 2168

1.5/3.5 1.5/3.5 1.5/3.9 2.5/6.2 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.9 2.5/6.2 3.3/8.3 4.1/10.3

20'255 427 503 822 314 340 570 671 1096 1572 1969203 334 392 633 250 271 446 523 845 1242 1739

1.5/3.5 1.5/3.5 1.5/3.5 2.1/5.4 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 2.1/5.4 3.1/7.7 3.8/9.6

24'142 242 286 473 174 190 323 382 631 942 1336118 195 229 372 146 158 260 306 496 733 1031

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.8 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.8 2.2/5.6 3.1/7.9

28'84 146 174 292 102 112 195 232 390 588 84075 123 145 236 92 100 165 194 315 467 659

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.7/4.2 2.3/5.9

32'51 92 111 189 62 68 123 148 253 385 55550 83 97 159 62 67 111 130 212 315 446

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.8/4.5

16"4400

*4.5/11.3

3700*

4.5/11.3

2923*

4.5/11.32434

*4.4/10.9

17451611

3.7/9.313831164

3.3/8.31179931

3.1/7.7707550

2.2/5.6441350

1.7/4.2289236

1.5/3.5

18"4400

*4.5/11.3

3700*

4.5/11.3

2923*

4.5/11.32501

*4.5/11.3

2118*

4.5/11.217311626

4.1/10.314761304

3.8/9.61002773

3.1/7.9630494

2.3/5.9416334

1.8/4.5

3514*

4.5/11.310'

1786 2453 2615 3191 2264 2381 3271 3487 4255 4685 46853514*1520 2439 * * 1880 2027 3252 * * * *

4.5/11.32.3/5.7 3.1/7.8 3.3/8.4 4.1/10.2 2.2/5.4 2.3/5.7 3.1/7.8 3.3/8.4 4.1/10.2 4.5/11.3 4.5/11.3

Condition

Total Load

Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)

Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total Load

Deflection L/240

Deflection L/240Min. End/Int. Bearing (in.)

Min. End/Int. Bearing (in.)

Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)

51/4" Width

1698

91/4"2537

*2.6/6.518831630

2.3/5.7

1101837

1.7/4.3699

1410

5351.5/3.5

2.2/5.4

426331

1.5/3.5300236

1.5/3.5235188

1.5/3.5130109

1.5/3.57769

1.5/3.5

* Indicates TOTAL LOAD value controls.

Page 12: Parallel Strand Lumber

How to Use These Tables1. Calculate total load on beam or header in pounds per linear foot (plf).

2. Select appropriate SPAN (center-to-center of bearing).

3. Scan horizontally to find the proper width and a depth that exceeds actualtotal load.

4. Review bearing length requirements to ensure adequacy.

Span Condition13/4" Width 31/2" Width

91/4" 91/2" 111/4" 117/8" 14" 91/4" 91/2" 111/4" 117/8" 14" 16" 18"

8'Total Load 919 949 1164 1245 1468 1839 1899 2330 2491 2933 2933 2933Deflection L/240 876 943 * * * 1753 1886 * * * * *Min. End/Int. Bearing (in.) 2.8/7.0 2.9/7.3 3.6/8.9 3.8/9.5 4.5/11.3 2.8/7.0 2.9/7.3 3.6/8.9 3.8/9.5 4.5/11.3 4.5/11.3 4.5/11.3

10'Total Load 615 647 889 948 1157 1231 1295 1778 1896 2314 2342 2342Deflection L/240 470 506 813 943 * 940 1013 1626 1886 * * *Min. End/Int. Bearing (in.) 2.4/5.9 2.5/6.2 3.4/8.5 3.6/9.1 4.4/11.1 2.4/5.9 2.5/6.2 3.4/8.5 3.6/9.1 4.4/11.1 4.5/11.3 4.5/11.3

12'Total Load 367 396 617 684 927 734 793 1235 1369 1854 1949 1949Deflection L/240 279 301 488 568 898 558 602 976 1137 1797 * *Min. End/Int. Bearing (in.) 1.7/4.3 1.8/4.6 2.9/7.1 3.2/7.9 4.3/10.7 1.7/4.3 1.8/4.6 2.9/7.1 3.2/7.9 4.3/10.7 4.5/11.3 4.5/11.3

14'Total Load 233 252 413 483 685 466 504 826 966 1370 1667 1667Deflection L/240 178 193 314 367 585 357 386 629 734 1171 * *Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 2.2/5.6 2.6/6.5 3.7/9.2 1.5/3.5 1.5/3.5 2.2/5.6 2.6/6.5 3.7/9.2 4.5/11.3 4.5/11.3

16'-6"Total Load 142 154 254 298 482 284 308 509 597 965 1266 1412Deflection L/240 110 119 195 228 367 220 238 391 457 735 1074 *Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.6/4.1 1.9/4.8 3.1/7.7 1.5/3.5 1.5/3.5 1.6/4.1 1.9/4.8 3.1/7.7 4.0/10.1 4.5/11.3

18'-6"Total Load 100 108 180 212 345 200 217 361 424 690 1003 1256Deflection L/240 78 85 140 164 264 157 170 280 328 529 776 1084Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.9 2.5/6.2 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.9 2.5/6.2 3.6/9.0 4.5/11.3

20'Total Load 78 85 142 167 273 157 170 285 335 548 810 1071Deflection L/240 62 67 111 130 211 125 135 223 261 422 621 869Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 2.1/5.4 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 2.1/5.4 3.2/7.9 4.2/10.4

24'Total Load 80 95 157 87 95 161 191 315 471 668Deflection L/240 65 76 124 73 79 130 153 248 366 515Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.8 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.8 2.2/5.6 3.1/7.9

28'Total Load 58 97 51 56 97 116 195 294 420Deflection L/240 48 78 46 50 82 97 157 233 329Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.7/4.2 2.3/5.9

32'Total Load 63 61 74 126 192 277Deflection L/240 53 55 65 106 157 223Min. End/Int. Bearing (in.) 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.8/4.5

9'-6"Total Load 682 718 945 1008 1233 1365 1436 1890 2017 2467 2467 2467Deflection L/240 543 585 936 * * 1086 1171 1872 * * * *Min. End/Int. Bearing (in.) 2.5/6.2 2.6/6.5 3.4/8.6 3.7/9.2 4.5/11.3 2.5/6.2 2.6/6.5 3.4/8.6 3.7/9.2 4.5/11.3 4.5/11.3 4.5/11.3

Load Tables12

Roof—Non-Snow Load Area 125% (PLF)

* Indicates TOTAL LOAD value controls.

Page 13: Parallel Strand Lumber

Load Tables 13

General NotesTables are based on:

• Uniform loads (beam weight considered) and the more restrictive of simple or continuous span.

• Deflection criteria of L/180 total load. (For stiffer deflection criteria, L/240 values are also shown.)

Also see General Assumptions on page 3.

Span7" Width

91/2" 111/4" 117/8" 14" 91/4" 91/2" 111/4" 117/8" 14" 16" 18"

8'2848 3494 3737 4400 3679 3798 4660 4983 5866 5866 58662830 * * * 3507 3773 * * * * *

2.9/7.3 3.6/8.9 3.8/9.5 4.5/11.3 2.8/7.0 2.9/7.3 3.6/8.9 3.8/9.5 4.5/11.3 4.5/11.3 4.5/11.3

10'1942 2668 2844 3471 2462 2590 3557 3792 4628 4685 46851520 2439 2830 * 1880 2027 3252 3773 * * *

2.5/6.2 3.4/8.5 3.6/9.1 4.4/11.1 2.4/5.9 2.5/6.2 3.4/8.5 3.6/9.1 4.4/11.1 4.5/11.3 4.5/11.3

12'1190 1853 2053 2781 1468 1586 2471 2738 3708 3898 3898904 1464 1706 2696 1116 1205 1953 2274 3595 * *

1.8/4.6 2.9/7.1 3.2/7.9 4.3/10.7 1.7/4.3 1.8/4.6 2.9/7.1 3.2/7.9 4.3/10.7 4.5/11.3 4.5/11.3

14'756 1240 1449 2055 932 1008 1653 1933 2741 3335 3335579 943 1102 1757 714 772 1258 1469 2342 * *

1.5/3.5 2.2/5.6 2.6/6.5 3.7/9.2 1.5/3.5 1.5/3.5 2.2/5.6 2.6/6.5 3.7/9.2 4.5/11.3 4.5/11.3

16'-6"462 764 896 1447 569 616 1019 1195 1930 2532 2824358 587 686 1103 441 477 782 915 1470 2148 *

1.5/3.5 1.6/4.1 1.9/4.8 3.1/7.7 1.5/3.5 1.5/3.5 1.6/4.1 1.9/4.8 3.1/7.7 4.0/10.1 4.5/11.3

18'-6"325 542 637 1035 400 434 723 849 1381 2007 2512256 420 492 794 315 341 560 656 1058 1553 2168

1.5/3.5 1.5/3.5 1.5/3.9 2.5/6.2 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.9 2.5/6.2 3.6/9.0 4.5/11.3

20'255 427 503 822 314 340 570 671 1096 1621 2143203 334 392 633 250 271 446 523 845 1242 1739

1.5/3.5 1.5/3.5 1.5/3.5 2.1/5.4 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 2.1/5.4 3.2/7.9 4.2/10.4

24'142 242 286 473 174 190 323 382 631 942 1336118 195 229 372 146 158 260 306 496 733 1031

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.8 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.8 2.2/5.6 3.1/7.9

28'84 146 174 292 102 112 195 232 390 588 84075 123 145 236 92 100 165 194 315 467 659

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.7/4.2 2.3/5.9

32'51 92 111 189 62 68 123 148 253 385 55550 83 97 159 62 67 111 130 212 315 446

1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.5/3.5 1.8/4.5

16"4400

*4.5/11.3

3514*

4.5/11.32923

*4.5/11.3

2501*

4.5/11.318991611

4.0/10.115051164

3.6/9.01216931

3.2/7.9707550

2.2/5.6441350

1.7/4.2289236

1.5/3.5

18"4400

*4.5/11.3

3514*

4.5/11.32923

*4.5/11.3

2501*

4.5/11.32118

*4.5/11.3

18841626

4.5/11.316071304

4.2/10.41002773

3.1/7.9630494

2.3/5.9416334

1.8/4.5

3700*

4.5/11.39'-6"

2154 2836 3025 3700 2731 2872 3781 4034 4934 4934 49341757 2808 * * 2173 2342 3745 * * * *

2.6/6.5 3.4/8.6 3.7/9.2 4.5/11.3 2.5/6.2 2.6/6.5 3.4/8.6 3.7/9.2 4.5/11.3 4.5/11.3 4.5/11.3

3700*

4.5/11.3

Condition

Total LoadDeflection L/240Min. End/Int. Bearing (in.)

Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)

Total Load

Total Load

Deflection L/240

Deflection L/240Min. End/Int. Bearing (in.)

Min. End/Int. Bearing (in.)

Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)Total LoadDeflection L/240Min. End/Int. Bearing (in.)

51/4" Width91/4"27592630

2.8/7.0

18471410

2.4/5.91101837

1.7/4.3

2048

699

1630

5351.5/3.5

2.5/6.2

426331

1.5/3.5300236

1.5/3.5235188

1.5/3.5130109

1.5/3.57769

1.5/3.5

* Indicates TOTAL LOAD value controls.

Page 14: Parallel Strand Lumber

Framing Connectors (Simpson Strong-Tie®)14

SupportedMemberDepth

HangerNail Type

91/4" WPU1.81/9.25 16d

91/2"MIT9.5 16d

WPU1.81/9.5 16d111/4" WPU1.81/11.25 16d

WPU1.81/11.88 16d

91/4" GLTV3.56/9.25 16d

117/8" GLTV3.511 16d14" GLTV3.514 16d

18" GLTV3.518 16d

117/8" HGLTV5.511 16d

HGLTV5.516 16d

HGLTV411.88-2 16d

GLTV3.59 16d

91/2" GLTV5.59 16d

117/8"

16"

MIT11.88 16d

WPU1.81/14 16d

GLTV3.56/11.25 16d

GLTV3.516 16d

GLTV5.50/11.25 16d

HGLTV414-2 16d

18" HGLTV5.518 16d

HGLTV5.514 16d

91/4" GLTV5.50/9.25 16d

117/8"

14"

111/4"91/2"

16"

111/4"

14"

14"16" HGLTV416-2 16d18" HGLTV418-2 16d

MaximumLoad(lbs)

10d x 11/2" 4165

10d x 11/2" 4165

16d 4260

16d 4260

10d x 11/2" 4165

10d x 11/2" 1665

16d 4260

16d 426016d

16d 4260

16d 4260

16d 6000

16d 6000

10d x 11/2"

16d 6000

10d x 11/2" 4165

1665

10d x 11/2" 4165

4260

16d 4260

16d 4260

16d 6000

16d 6000

16d

16d 6000

4260

16d 600016d 6000

Header Joist

13/4

"31

/2"

7"51

/4"

Supp

orte

d M

embe

r W

idth

Top Flange HangersSupportedMemberDepth

HangerNail Type

91/4" – 91/2" HU7 16d111/4" – 14" HU11 16d

HU14 16d91/4" – 111/4" HU48 16d

HU412 16d

14" – 18"HU416 16d

91/2" – 14" HU5.31/11 16d

14" – 18" HGUS5.50/14 16d

HGUS414 16d

HGUS412 16d

HU5.31/9 16d

HU5.31/14 16d

91/4" – 117/8"

117/8" – 18"

MaximumLoad(lbs)

10d x 11/2" 1390(1)

10d 1160

16d 8410

10d 1855(1)

10d x 11/2" 2550(1)

10d 2320(1)

16d 1855(1)

16d

16d 8410

10d x 11/2" 3250(1)

16d 7690

1625(1)

16d 2090(1)

Header Joist

13/4

"

14"

31/2

" 111/4" – 16"

51/4

"

91/4" – 14"111/4" – 16" HGUS7.25/12 16d

HU410-2

HU414-2 16d

16d

HGUS7.25/14 16d

7"

16d 826016d

16d 2320(1)

1625(1)

16d 933514" – 18"

Supp

orte

d M

embe

r W

idth

HUMITWPUGLTV

The hanger values listed do not apply to Wolmanized®

Parallam® PSL

(1) Value may be increased for duration of load.

HGLTV

71/4" minimumdepth supportmemberrequired(HGLTV only)

General NotesThe hangers listed are manufactured by Simpson Strong-Tie® Company, Inc.For additional information, refer to their literature.

Contact your Trus Joist representative for assistance with other hanger orsupport conditions.

• Hanger capacity may be more or less than that of the supported member;therefore, both the hanger and the Parallam® PSL capacities must bechecked.

• Leave 1/16" clearance (1/8" maximum) between the end of the supportedmember and the support member or hanger.

Header Assumptions

• Hangers supported by headers of Microllam® LVL, Parallam® PSL,TimberStrand® LSL, Douglas fir, southern pine or spruce-pine-fir.

• Top flange hangers supported by 6x6 minimum size headers.

• Face mount hangers supported by 2" minimum width headers.

Nailing Requirements

Fill all round and positive angle nail holes with the proper nails.

• 10d x 11/2" nails are 9 gauge (0.148" diameter) by 11/2" long.

• 10d nails are 10d common (0.148" diameter) by 3" long.

• 16d nails are 16d common (0.162" diameter) by 31/2" long.

HGUS

• Maximum load may not be increased for duration of load.

Face Mount Hangers

Page 15: Parallel Strand Lumber

Framing Connectors (USP Lumber Connectors™) 15

SupportedMemberDepth

HangerNail Type

91/4"BPH17925 16d

91/2"BPH1795 16d

PHXU1795 16d

111/4"BPH17112 16d

PHXU17118 16d

91/4" LBH35925 16d R.S.

117/8" LBH35118 16d R.S.14" LBH3514 16d R.S.

18" LBH3518 16d R.S.

117/8" LBH52118 16d R.S.

LBH5216 16d R.S.

LBH71118 16d R.S.

LBH3595 16d R.S.

91/2" LBH5295 16d R.S.

117/8"

16"

BPH17118 16d

BPH1714 16d

LBH35112 16d R.S.

LBH3516 16d R.S.

LBH52112 16d R.S.

LBH7114 16d R.S.

18" LBH5218 16d R.S.

LBH5214 16d R.S.

91/4" LBH52925 16d R.S.

117/8"

14"

111/4"91/2"

16"

111/4"

14"

14"16" LBH7116 16d R.S.18" LBH7118 16d R.S.

MaximumLoad(lbs)

10d x 11/2" 2245

10d x 11/2" 2245

16d 6010

16d 6010

10d x 11/2" 3070

10d x 11/2" 2245

16d 6010

16d 601016d

16d 6010

16d 6010

16d 6010

16d 6010

10d x 11/2"

16d 6010

10d x 11/2" 3070

2245

10d x 11/2" 2245

6010

16d 6010

16d 6010

16d 6010

16d 6010

16d

16d 6010

6010

16d 601016d 6010

Header Joist

PHXU17925 16d 10d x 11/2" 3070

PHXU17112 16d 10d x 11/2" 3070

PHXU1714 16d 10d x 11/2" 3070

13/4

"31

/2"

7"51

/4"

Supp

orte

d M

embe

r W

idth

Top Flange Hangers Face Mount HangersSupportedMemberDepth

HangerNail Type

91/4" – 14"HD17925 16dTHD179 16d

HD1714 16d

91/4" – 14"HD410 16d

THD412 16d

14" – 18"THD414 16d

111/4" – 18"THD612 16d

THDH614 16d

THDH414 16d

THD410 16d

THDH412 16d

THD610 16d

THD614 16d

91/4" – 117/8"

14" – 18"

MaximumLoad(lbs)

10d x 11/2" 2105

10d 2105

16d 9580

10d 5615

10d x 11/2" 4445

10d 6785

10d 5615

10d

16d 9680

10d

10d x 11/2" 2955

4445

16d 8260

4445

10d 6785

Header Joist

14"

111/4" – 18"

91/4" – 14"

THDH7212 16d

HD7100

HD7140 16d

16d

THDH7214 16d

16d 8260

10d

10d 2340

1405

16d 968014" – 18"

111/4" – 14" HD17112 16d 10d x 11/2" 2575

THDH610 16d 16d 6830

THDH612 16d 16d 8260

111/4" – 16"HD7120 16d 10d 1870

THDH7210 16d 16d 6830

7"31

/2"

51/4

"13

/4"

Supp

orte

d M

embe

r W

idth

PHXUTHDTHDH LBHHD

General NotesThe hangers listed are manufactured by United Steel Products Company. Foradditional information, refer to their literature.

Contact your Trus Joist representative for assistance with other hanger orsupport conditions.

• Hanger capacity may be more or less than that of the supported member;therefore, both the hanger and the Parallam® PSL capacities must bechecked.

• Leave 1/16" clearance (1/8" maximum) between the end of the supportedmember and the support member or hanger.

Header Assumptions

• Hangers supported by headers of Microllam® LVL, Parallam® PSL,TimberStrand® LSL, Douglas fir, southern pine or spruce-pine-fir.

• Top flange hangers supported by 6x6 minimum size headers.

• Face mount hangers supported by 2" minimum width headers.

Nailing Requirements

Fill all round and dimple nail holes with the proper nails.

• 10d x 11/2" nails are 9 gauge (0.148" diameter) by 11/2" long.

• 10d nails are 10d common (0.148" diameter) by 3" long.

• 16d nails are 16d common (0.162" diameter) by 31/2" long.

• 16d R.S. nails are 9 gauge (0.148" diameter) by 31/2" long, ring-shank nails.

The hanger values listed do not apply to Wolmanized®

Parallam® PSL

• Maximum load for top flange hangers may not be increased for duration of load.

BPH

• Maximum load for face mount hangers may be increased for duration of load.

Page 16: Parallel Strand Lumber

DO NOT overhang seatcuts on Parallam® PSLbeams beyond insideface of supportmember

Reaction(lbs)

Non-Treated Beam Width13/4" 31/2" 51/4" 7"

4,000 31/4" 13/4" 11/2" 11/2"6,000 43/4" 21/2" 13/4" 11/2"8,000 61/4" 31/4" 21/4" 13/4"

10,000 73/4" 4" 23/4" 2"12,000 43/4" 31/4" 21/2"14,000 51/2" 33/4" 23/4"16,000 61/4" 41/4" 31/4"18,000 7" 43/4" 31/2"20,000 73/4" 51/4" 4"22,000 53/4" 41/4"24,000 61/4" 43/4"26,000 63/4" 5"

Treated Beam Width13/4" 31/2" 51/4" 7"

6" 3" 2" 11/2"9" 41/2" 3" 21/4"12" 6" 4" 3"15" 71/2" 5" 33/4"

9" 6" 41/2"101/2" 7" 51/4"12" 8" 6"

131/2" 9" 63/4"15" 10" 71/2"

161/2" 11" 81/4"12" 9"13" 93/4"

General Notes

• Minimum bearing length: 11/2" at ends, 31/2" at intermediate supports.

• Full bearing width required.

• Bearing lengths are based on:

– Non-treated Parallam® PSL Fc⊥ = 750 psi.

– Treated Parallam® PSL in Service Level 2 conditions Fc⊥ = 385 psi.

Nail Size Closest On-CenterSpacing Per Row

8d (21/2") Common 3"10d (3") or 12d (31/4") Common 4"

16d (31/2") Common 6"

• If more than one row of nails is used, the rows must be offset atleast 1/2" and staggered.

Bearing Length RequirementsNails Installed onthe Narrow Face

Trus Joist rim board orblocking for lateral support Strap per code if top

plate is not continuousover header

Face mounthanger

See Parallam® PSL FRAMINGCONNECTORS on pages 14 and 15

Verify Parallam® PSL column capacity(page 18 or 27) and beam bearinglength (below)

Protect wood from direct contactwith concrete

Bearing at Concrete Wall Bearing at Column

Bearing at Wall Bearing for Dooror Window Header

Beam to Beam Connection

Top flangehanger

L1 L2 L3

L4 L5

Column

Beam Details16

Page 17: Parallel Strand Lumber

Multiple Member Connections for Top-Loaded Beams 17

Assembly A2 pcs. 13/4"

Assembly B3 pcs. 13/4"

Assembly C1 pc. 13/4"1 pc. 31/2"

Assembly D1 pc. 13/4"1 pc. 31/2"1 pc. 13/4"

2"

2"

13/4" 13/4" 13/4"

General Notes

• Verify adequacy of beam in uniform load tables on pages 8-13.

• Values listed are for 100% stress level. Increase 15% for snow-loaded roof conditions or 25% for non-snow roofconditions, where code allows.

• Use specific gravity of 0.5 when designing connections for non-treated Parallam® PSL. (See page 22 for treated Parallam® PSL specifications.)

• Beams wider than 7" require special consideration by the design professional.

• Connections are based on NDS® 1997.

• Corrosion-resistant fasteners required for wet-service applications.

2 Rows 12d(0.148" x 3.25")

Common Wireat 12" o.c.

3 Rows 12d(0.148" x 3.25")

Common Wireat 12" o.c.

2 Rows 1/2"Bolts

at 24" o.c.

2 Rows 1/2"Bolts

at 12" o.c.

A 470 705 505 1015B 355 530 380 760C 355 530 520 1045D 315 470 465 930E 860 1720

Nailed Connection(1)(2) Through-Bolted Connection(3)

2 Rows1/4" x 31/2" Screw

at 24" o.c.

2 Rows1/4" x 31/2" Screw

at 12" o.c.

500 995375 745375 745

Structural Wood Screw Connection(4)

330 665500(5) 995(5)

MultipleAssembly

(see pictures)

Values in table are for dry-service conditions only. For Wolmanized® Parallam® PSLused in Service Level 1 or 2 conditions, multiply table values by 0.7.

13/4"

2"

2"

Assembly E2 pcs. 31/2"

2"

2"

Example Problem

300 PLF 430 PLF

Multiple pieces of Parallam® PSL can be nailed or boltedtogether to form a header or beam of the required size,up to a maximum width of 7"

L6

13/4" Width Pieces:

• Minimum of 2 rows 12d (31/4") common nails at 12" on-center.

• Minimum of 3 rows 12d (31/4") common nails at 12" on-center for14", 16" and 18" beams.

• Nailed connections require an additional row of nails when nailsize is smaller than specified above (minimum 0.128" x 3").

31/2" Width Pieces:

• Minimum of 2 rows 1/2" bolts at 24" on-center, staggered.

7" wide beams should only be side-loaded when loads areapplied to both sides of the members (to minimize rotation)

Multiple Member Connections for Side-Loaded Beams

Maximum Uniform Load Applied to Either Outside Member (PLF)

Solution:First, check allowable load tables to verifythat 3 pcs. can carry the total load of730 plf with proper live load deflectioncriteria. Maximum load applied to eitheroutside member is 430 plf. For a 3 pc.13/4" multiple assembly, 2 rows 12d(31/4") nails at 12" on-center is good foronly 355 plf. Therefore, use 3 rows 12d(31/4") nails at 12" on-center (good for530 plf). Alternates: 2 rows 1/2" bolts or1/4" x 31/2" screws at 12" on-center.

(1) NAILED CONNECTION values may be doubled for 6" on-center or tripled for 4" on-center nail spacing.

(2) NAILED CONNECTION values require an additional row of nails when nail size is smaller than specified above (minimum 0.128" x 3").

(3) A307 bolts with washers required. Bolt holes to be 9/16" maximum.

(4) Screws must have self-drilling tip and minimum bending yield strength of 217,000 psi. Lead holes may be required by local building official.

(5) 6" screws required.

Page 18: Parallel Strand Lumber

Optionalnon-shrink grout

Beam on Column Cap Column Base Elevated Column Base

General Notes

• Table is based on:

– Solid, one-piece column members used in dry-service conditions.

– Bracing in both directions at column ends.

– NDS®, 1997 edition.

• Allowable loads accommodate axial loads only with 1/6 column width/thickness eccentricity.

Column Size31/2" x 31/2" 31/2" x 51/4" 31/2" x 7" 51/4" x 51/4" 51/4" x 7" 7" x 7"

100% 115% 125% 100% 115% 125% 100% 115% 125% 100% 115% 125% 100% 115% 125% 100% 115% 125%6' 10,598 11,202 11,551 15,897 16,804 17,326 21,196 22,405 23,101 33,300 36,685 38,7437' 8,740 9,143 9,375 13,111 13,715 14,063 17,481 18,287 18,751 30,016 32,551 34,0418' 7,270 7,553 7,716 10,905 11,330 11,574 14,539 15,106 15,432 26,655 28,499 29,565 35,540 37,998 39,4209' 6,115 6,323 6,441 9,173 9,484 9,662 12,231 12,645 12,883 23,484 24,845 25,631 31,312 33,127 34,175

10' 5,203 5,359 5,449 7,805 8,039 8,173 10,407 10,718 10,897 20,667 21,703 22,300 27,556 28,937 29,73312' 3,885 3,979 4,033 5,827 5,969 6,050 7,770 7,959 8,067 16,166 16,810 17,180 21,555 22,413 22,90714' 3,003 3,064 3,099 4,504 4,596 4,649 6,005 6,129 6,199 12,893 13,320 13,566 17,190 17,760 18,088 34,168 35,796 36,73616' 10,483 10,781 10,952 13,977 14,375 14,603 28,498 29,648 30,31218' 8,673 8,890 9,013 11,565 11,853 12,018 24,027 24,871 25,35620' 7,447 7,540 9,715 9,930 10,053 20,481 21,118 21,48422' 17,638 18,131 18,41324' 15,333 15,722 15,944

EffectiveColumnLength

7,286

Allowable Axial Loads (lbs)

1.8E Parallam® PSL ColumnsAllowable Design Stresses

(100% Load Duration)

Modulus of elasticity E = 1.8 x 106 psiFlexural stress Fb = 2,400 psi (1)

Compression parallel to grain Fcll = 2,500 psi

(1) For 12" depth. For others, multiply by [ ]0.11112d

P1 P2 P3

Columns18

Page 19: Parallel Strand Lumber

Columns 19

Column Size Simpson Strong-Tie®

31/2" x 31/2"LCB44 CBE44CB44 KCB44

31/2" x 51/4"LCB46 CBE46CB46 KCB45

31/2" x 7" CB71/8-4KCB47

51/4" x 51/4"LCB66 CBE66CB66 KCB55

51/4" x 7"CB6-7 KCB57

7" x 7" CB71/8-7 KCB77

USPLumber Connectors™

KCB74

KCB76CB71/8-6

Beam Width Location onBeam

Simpson Strong-Tie®

Connector Load (lbs)

31/2"

End ECC44 7,655Intermediate CC44 15,310

51/4"

End ECC64 12,030Intermediate CC64 36,095

7"

End ECC71/8-4 18,375Intermediate CC71/8-4 56,875

End ECC71/8-6 28,875

End ECC46 12,030Intermediate CC46 24,060

Intermediate CC71/8-6 56,875End ECC71/8-71/8 36,750

Intermediate CC71/8-71/8 56,875

Column Size

31/2" x 51/4"

31/2" x 31/2"

51/4" x 31/2"

7" x 31/2"

7" x 51/4"

7" x 7"

End ECC66 18,905Intermediate CC66 36,095

51/4" x 51/4"

End ECC6-71/8 24,060Intermediate CC6-71/8 36,095

51/4" x 7"

USP Lumber Connectors™

KECC45 16,405

Connector Load (lbs)KECC44 12,030KCC44 15,315

KECC54 24,610KCC54 36,095

KECC55 24,610

KECC74 44,295

KCC45

KCC74 54,845

24,065

KECC75X 45,940KCC75X 56,875

KECC77X 45,940KCC77X 56,875

KCC55 36,095KECC57 31,170KCC57 36,095

General NotesThe hangers listed are manufactured by Simpson Strong-Tie® Company, Inc., orUnited Steel Products Company. For additional information, refer to their literature.

Contact your Trus Joist representative for assistance with other hanger or supportconditions.

• Capacities shown cannot be adjusted for duration of load.

• Connector capacities assume the beam above is Microllam® LVL, Parallam® PSLor TimberStrand® LSL or other beam material with a minimum perpendicular tograin bearing of 625 psi. Reduce 26% for Wolmanized® Parallam® PSL.

• Connector capacities may be more than the column capacity. Check the columncapacity for adequacy.

Column Caps

Column Bases

The Parallam® PSL column and connector valueslisted are for dry-service conditions only.

Contact your Trus Joist representative for otherproduct solutions when wet-service conditions exist.

• All capacities limited by post or concrete strength (3700 lbs maximumfor CBE connectors).

Page 20: Parallel Strand Lumber

Bearing Beam DepthD1 Outside Heel Height

41/2" 5" 51/2" 6" 61/2" 7" 71/2" 8" 10"91/4" 4470 4885 5205 5205 5205 5205 5205 520591/2" 4470 4885 5205 5205 5205 5205 5205 5205

111/4" 4470 4885 5205 5205 5205 5205 5205 5205 5205117/8" 4470 4885 5205 5205 5205 5205 5205 5205 520514" 4885 5205 5205 5205 5205 5205 5205 520516" 5205 5205 5205 5205 5205 520518" 5205 5205 5205 5205 520591/4" 4830 5245 5665 6080 6150 6150 615091/2" 4830 5245 5665 6080 6320 6320 6320 6320

111/4" 4830 5245 5665 6080 6495 6910 7325 7480117/8" 4830 5245 5665 6080 6495 6910 7325 7740 781014" 4830 5245 5665 6080 6495 6910 7325 7740 781016" 5665 6080 6495 6910 7325 7740 781018" 6080 6495 6910 7325 7740 781091/4" 4470 4885 5300 5715 6130 6150 6150 615091/2" 4470 4885 5300 5715 6130 6320 6320 6320

111/4" 4470 4885 5300 5715 6130 6545 6960 7375 7480117/8" 4470 4885 5300 5715 6130 6545 6960 7375 789514" 4885 5300 5715 6130 6545 6960 7375 904016" 5715 6130 6545 6960 7375 904018" 6130 6545 6960 7375 9040

31/2"Wood Plate(2)

51/4"Wood Plate(2)

31/2"Column(3)

General Notes

• No increase for duration of load is permitted.

• No concentrated load within tapered cut.

• Table only considers downward loading. Contact your Trus Joist representativefor assistance with uplift loading or other conditions.

Values in table are for non-treated Parallam® PSLused in dry-service conditions only. Contact your

Trus Joist representative for wet-service applications.

(1) For 13/4", 51/4" and 7" beams multiply by 0.5, 1.5 and 2.0, respectively.

(2) Bearing lengths based on Fc⊥ of 425 psi.

(3) Bearing lengths based on Fc⊥ of 750 psi.

Minimum 3"/12" slope

Sloped end cutBeamdepth

D1

Tapered end cuts detailed aboveare not allowed with TJI® joists

Slopedend cut

Beamdepth

Wood Plate Connection

Column Connection

D1

Wood plate

Beamdepth

Slopedend cut

D1

Column

Tapered End Cuts20

General Notes

• Allowed hole zone suitable for uniformly loaded beams only.

• No rectangular holes.

• No holes in cantilevers.

2 x diameter of the largest hole (minimum)

Allowed hole zone

1/3 depth

1/3 depth

1/3 spanAllowed hole zone

1/3 span 1/3 span

Beam Depth Maximum Round Hole Size91/4" to 18" 2"

See illustration for allowed hole zone

Allowable Reaction for 31 ⁄2" Parallam® PSL Beam Members(1) (lbs)

Allowable Holes

Page 21: Parallel Strand Lumber

Parallam® PSL products enter an airtight treatment cylinder—a highly controlled, pressurized environment where they areexposed to the Wolmanized® treatment process.

In addition to being exceptionally strong and durable, Wolmanized® Parallam® PSLcan also be finished and left exposed. Its attractive, exotic grain will add a uniquetouch to any porch or deck.

Wolmanized® Parallam® PSL has aninherently industrial finish. Surface

preparation may be required to achievean architectural finish.

Wolmanized® Parallam® PSL headers and beams are stocked in the following sizes:

31/2" x 91/4" 31/2" x 117/8" 31/2" x 14" 31/2" x 16" 31/2" x 18"51/4" x 91/4" 51/4" x 117/8" 51/4" x 14" 51/4" x 16" 51/4" x 18"

Wolmanized® Parallam® PSL columns and posts are stocked in the following sizes:

31/2" x 31/2" 31/2" x 51/4" 51/4" x 51/4" 7" x 7"

The exceptional strength and durability of Wolmanized® Parallam® PSL makesit ideal for use in balconies, porches, decks or any other outdoor application.

21Wolmanized® Parallam® PSL

Some sizes may not be available in your region.Contact your local Trus Joist dealer or

technical representative for availability.

Page 22: Parallel Strand Lumber

22

Shear modulus of elasticity G = 111,250 psi

Modulus of elasticity E = 1.78 x 106 psi

Flexural stress Fb = 2175 psi(1)

Compression perpendicular to grain Fc⊥ = 465 psi(2)

Compression parallel to grain Fcll = 2059 psi

Horizontal shear parallel to grain Fv = 191 psi

Creep factor CRP = 1.2

Design Propety(Service Level 2)

Depth91/4" 91/2" 111/4" 117/8" 14" 16" 18"

Moment (ft-lbs) 13,410 14,100 19,410 21,495 29,335 37,750 47,160Shear (lbs) 5,725 5,880 6,965 7,350 8,670 9,905 11,145

Moment of Inertia (in.4) 346 375 623 733 1,201 1,792 2,552Weight (plf) 17.6 18.1 21.4 22.6 26.6 30.5 34.3

Design Property(Service Level 2)

Depth91/4" 91/2" 111/4" 117/8" 14" 16" 18"

Moment (ft-lbs) 8,940 9,400 12,940 14,330 19,555 25,165 31,440Shear (lbs) 3,820 3,920 4,645 4,900 5,780 6,605 7,430

Moment of Inertia (in.4) 231 250 415 488 800 1,195 1,701Weight (plf) 11.7 12.1 14.3 15.1 17.8 20.3 22.8

Wolmanized® Parallam® PSL Headers and BeamsAllowable Design Stresses

(100% Load Duration)

108,750 psi

1.74 x 106 psi

2088 psi(1)

385 psi(2)

1682 psi

177 psi

1.6

ServiceLevel 1

ServiceLevel 2

102,500 psi

1.64 x 106 psi

1914 psi(1)

315 psi(2)

1276 psi

162 psi

1.85

ServiceLevel 3

Service Level 1, 2, 3 Definitions

• Service Level 1Treated material used in dry service.19% maximum moisture content.

• Service Level 2Treated material used in aboveground service.Moisture content greater than 19% and not exceeding 28%.

• Service Level 3Treated material used in ground contact or saturated use.Moisture content greater than 28%.

Allowable Design Properties(100% Load Duration ⁄ Service Level 2)

The following formula approximates creep deflection (∆CD)in inches for Wolmanized® Parallam® PSL:

∆CD = [∆DL + ∆LL (F - 1.0)] [CRP - 1.0]

Total load deflection (∆TL) = ∆LL+ ∆DL + ∆CD F = 1.2 for floors; 1.3 for roofs

General Assumptions forWolmanized® Parallam® PSL

• Treated for ground contact as well as aboveground uses.

• Lateral support required at bearing and at 24" on-center maximum.

• Nominal connection design values for Service Levels 1 and 2 shallbe multiplied by 0.7 for lateral and 0.25 for withdrawal. ContactTrus Joist for Service Level 3 connections. Corrosion-resistant fastenersare required for wet-service applications.

• Surface checking is an inherent characteristic of Wolmanized®

Parallam® PSL and is common to all wood products; these designvalues take it into consideration.

See page 17 for multiple member beam connections.

(1) For 12" depth. For others, multiply by [ ]0.111

(2) Fc⊥ shall not be increased for duration of load.

12d

31⁄2" Wolmanized® Parallam® PSL

51⁄4" Wolmanized® Parallam® PSL

Design Properties

Page 23: Parallel Strand Lumber

Load Tables 23

Span Condition31/2" Width 51/4" Width

91/4" 117/8" 14" 16" 91/4" 117/8" 14" 16"

8'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

892 1208 1491 1337 1812 2236

2.7 / 6.7 3.6 / 9.1 4.5 / 11.2 2.7 / 6.7 3.6 / 9.1 4.5 / 11.2

10'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

653 917 1120 979 1376 1680545 818

2.5 / 6.2 3.5 / 8.6 4.2 / 10.6 2.5 / 6.2 3.5 / 8.6 4.2 / 10.6

12'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

383 738 895 574 1107 1343324 660 486 990

1.8 / 4.4 3.4 / 8.4 4.1 / 10.2 1.8 / 4.4 3.4 / 8.4 4.1 / 10.2

14'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

241 504 745 361 756 1117207 426 679 311 639 1019

1.5 / 3.5 2.7 / 6.7 4.0 / 9.9 1.5 / 3.5 2.7 / 6.7 4.0 / 9.9

16'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

159 339 550 742 239 508 825 1113140 290 466 679 210 435 698 1019

1.5 / 3.5 2.1 / 5.3 3.4 / 8.4 4.5 / 11.3 1.5 / 3.5 2.1 / 5.3 3.4 / 8.4 4.5 / 11.3

18'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

109 236 387 573 164 355 581 86099 206 332 487 149 309 498 731

1.5 / 3.5 1.7 / 4.2 2.7 / 6.8 4.0 / 9.9 1.5 / 3.5 1.7 / 4.2 2.7 / 6.8 4.0 / 9.9

20'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

77 170 281 419 115 255 421 62873 152 245 360 109 228 368 541

1.5 / 3.5 1.5 / 3.5 2.2 / 5.5 3.3 / 8.1 1.5 / 3.5 1.5 / 3.5 2.2 / 5.5 3.3 / 8.1

24'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

93 158 239 60 140 237 35889 144 213 133 216 319

1.5 / 3.5 1.6 / 3.9 2.3 / 5.8 1.5 / 3.5 1.5 / 3.5 1.6 / 3.9 2.3 / 5.8

28'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

54 94 145 80 141 21792 136 137 203

1.5 / 3.5 1.5 / 3.5 1.7 / 4.3 1.5 / 3.5 1.5 / 3.5 1.7 / 4.3

32'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

58 91 86 137

1.5 / 3.5 1.5 / 3.5 1.5 / 3.5 1.5 / 3.5

How to Use This Table1. Calculate total and live load on beam or header in pounds per lineal foot (plf).

2. Select appropriate SPAN (center-to-center of bearing).

3. Scan horizontally to find the proper width and a depth that exceeds actualtotal and live loads.

4. Review bearing length requirements to ensure adequacy.

General Notes

• Table is based on uniform loads (beam weight considered) and the more restrictive of simple or continuous span.

• Total load values are limited to deflection of L/240 and include creep deflection with an assumed dead load to live load ratio of 30%. Live load values are basedon deflection of L/360. Check local code for other deflection criteria.

• For deflection limits of L/240 and L/480, multiply live load values by 1.5 and 0.75 respectively. The resulting live load shall not exceed the total load shown.

Also see General Assumptions on page 22.

Table applies to beams used in Service Level 2 conditions.

Floor—100% (PLF)

Page 24: Parallel Strand Lumber

Load Tables24

Span Condition31/2" Width 51/4" Width

91/4" 117/8" 14" 16" 91/4" 117/8" 14" 16"

8'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

1027 1391 1541 2087

3.1 / 7.7 4.2 / 10.4 3.1 / 7.7 4.2 / 10.4

10'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

790 1057 1185 1586

3.0 / 7.4 4.0 / 9.9 3.0 / 7.4 4.0 / 9.9

12'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

496 851 743 1277486 729

2.3 / 5.6 3.9 / 9.6 2.3 / 5.6 3.9 / 9.6

14'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

313 652 469 979311 639 466 959

1.7 / 4.2 3.5 / 8.7 1.7 / 4.2 3.5 / 8.7

16'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

208 440 685 312 660 1028435 653

1.5 / 3.5 2.7 / 6.7 4.2 / 10.4 1.5 / 3.5 2.7 / 6.7 4.2 / 10.4

18'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

144 308 503 216 462 754498 748

1.5 / 3.5 2.2 / 5.4 3.5 / 8.7 1.5 / 3.5 2.2 / 5.4 3.5 / 8.7

20'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

102 223 366 544 153 334 549 816541 811

1.5 / 3.5 1.8 / 4.4 2.8 / 7.1 4.2 / 10.5 1.5 / 3.5 1.8 / 4.4 2.8 / 7.1 4.2 / 10.5

24'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

55 124 208 313 82 186 312 469

1.5 / 3.5 1.5 / 3.5 2.0 / 5.0 3.0 / 7.4 1.5 / 3.5 1.5 / 3.5 2.0 / 5.0 3.0 / 7.4

28'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

73 126 192 110 189 288

1.5 / 3.5 1.5 / 3.7 2.2 / 5.5 1.5 / 3.5 1.5 / 3.7 2.2 / 5.5

32'Total LoadLive Load L/360Min. End/Int. Bearing (in.)

79 123 66 118 185

1.5 / 3.5 1.7 / 4.3 1.5 / 3.5 1.5 / 3.5 1.7 / 4.3

How to Use These Tables1. Calculate total load on beam or header in pounds per lineal foot (plf).

2. Select appropriate SPAN (center-to-center of bearing).

3. Scan horizontally to find the proper width and a depth that exceeds actualtotal load.

4. Review bearing length requirements to ensure adequacy.

Roof—Snow Load Area 115% (PLF)

Page 25: Parallel Strand Lumber

Load Tables 25

Span Condition

8'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

10'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

12'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

14'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

16'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

18'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

20'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

24'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

28'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

32'Total LoadDeflection L/240Min. End/Int. Bearing (in.)

31/2" Width91/4" 117/8"1117 1514

3.4 / 8.4 4.5 / 11.3842 1150818

3.2 / 7.9 4.3 / 10.8496 927486

2.3 / 5.6 4.2 / 10.5313 652311 639

1.7 / 4.2 3.5 / 8.7208 440

4351.5 / 3.5 2.7 / 6.7

144 308

1.5 / 3.5 2.2 / 5.4102 223

1.5 / 3.5 1.8 / 4.455 124

1.5 / 3.5 1.5 / 3.573

1.5 / 3.5

14" 16"

712698

4.3 / 10.8503498

3.5 / 8.7366 544

5412.8 / 7.1 4.2 / 10.5

208 313

2.0 / 5.0 3.0 / 7.4126 192

1.5 / 3.7 2.2 / 5.579 123

1.5 / 3.5 1.7 / 4.3

51/4" Width91/4" 117/8"1676 2270

3.4 / 8.4 4.5 / 11.31264 17261227

3.2 / 7.9 4.3 / 10.8743 1390729

2.3 / 5.6 4.2 / 10.5469 979466 959

1.7 / 4.2 3.5 / 8.7312 660

6531.5 / 3.5 2.7 / 6.7

216 462

1.5 / 3.5 2.2 / 5.4153 334

1.5 / 3.5 1.8 / 4.482 186

1.5 / 3.5 1.5 / 3.5110

1.5 / 3.566

1.5 / 3.5

14" 16"

10671048

4.3 / 10.8754748

3.5 / 8.7549 816

8112.8 / 7.1 4.2 / 10.5

312 469

2.0 / 5.0 3.0 / 7.4189 288

1.5 / 3.7 2.2 / 5.5118 185

1.5 / 3.5 1.7 / 4.3

General Notes

• Tables are based on uniform loads (beam weight considered) and the more restrictive of simple or continuous span.

• Total load values are limited to deflection of L/180 and include creepdeflection with an assumed dead load to live load ratio of 30%. Live loadvalues are based on deflection of L/240. Check local code for otherdeflection criteria.

Also see General Assumptions on page 22.

Tables apply to beams used in Service Level 2 conditions.

Roof—Non-Snow Load Area 125% (PLF)

Page 26: Parallel Strand Lumber

Decks26

Pressure-treatedParallam® PSL beams

and columns

2' maximum beam cantilever Column

height

Columnheight

Columnspacing

Columnspacing

Embedded concrete footer 2' maximum joist cantilever

Concrete footer or slab

Groundlevel

Joist span

Joists supportedby treated ledger

Additional beam and column lateral bracing may berequired. Consult deck designer. All sawn lumber framing

used in deck applications should be wood with naturalresistance to decay or properly treated wood.

Trus Joist rim board

Ledger Attachment Beam to Column Connection

Flashing Joists anddecking

2" minimum

2" minimum

2x__ ledger (treated lumber)

SimpsonStrong-Tie® or

USP LSTA9 strap (or similar)

Metal post cap

Deck joist(treated lumber)

2x4 brace at each column(treated lumber)

Wolmanized®

Parallam® PSLcolumn

Column base (or similar)

Wolmanized®

Parallam® PSLcolumn

Column Base Connection

Wolmanized®

Parallam® PSLbeam

Live Load Joist Span On-Center Spacing

40 psfup to 9' 32", staggered9' to 16' 16"

60 psfup to 7' 32", staggered7' to 14' 16"14' to 16' 12"

Ledger Connections

• Use 2 rows 1/2" lag bolts.

• Applicable only to Trus Joist rim board.

Page 27: Parallel Strand Lumber

Deck Table 27

General Notes

• Maximum column height is based on continuous beam interior reactions.

• Beams are assumed to be used in a Service Level 2 condition.

• Columns are assumed to be used in a Service Level 2 or 3 condition.

• Total load deflection for the beam is limited to L/240. Live load deflection is limited to L/360.

• Beams can be used in either continuous (up to 48') or simple span applications.

Also see General Assumptions on page 22.

Span

31/2" x 91/4" Beam 31/2" x 117/8" Beam 51/4" x 117/8" Beam 51/4" x 14" Beam31/2" x 31/2" Column 31/2" x 51/4" Column 31/2" x 51/4" Column 51/4" x 51/4" Column 51/4" x 51/4" Column

MaximumColumnSpacing

MaximumColumnHeight

MaximumColumnSpacing

MaximumColumnHeight

MaximumColumnSpacing

MaximumColumnHeight

MaximumColumnSpacing

MaximumColumnHeight

MaximumColumnSpacing

8' 12'-6" 8'-6" 12'-6" 11'-6" 16'-0" 9'-6" 18'-6" 17'-0" 21'-6"

10' 11'-0" 8'-6" 12'-0" 11'-0" 15'-6" 9'-0" 17'-6" 16'-0" 20'-6"

12' 10'-0" 8'-6" 11'-6" 10'-0" 14'-0" 9'-0" 17'-0" 15'-0" 20'-0"

14' 8'-6" 9'-0" 11'-0" 10'-0" 12'-6" 9'-0" 16'-6" 14'-6" 18'-6"

16' 8'-0" 8'-6" 10'-6" 9'-6" 11'-6" 9'-0" 16'-0" 14'-0" 17'-0"

8' 9'-0" 8'-6" 11'-0" 10'-0" 13'-0" 9'-0" 16'-6" 15'-0" 19'-6"

10' 8'-0" 8'-6" 10'-6" 9'-6" 11'-6" 9'-0" 16'-0" 14'-0" 17'-0"

MaximumColumnHeight

15'-6"

14'-6"

13'-6"

13'-6"

13'-0"

13'-0"

13'-0"

12' 7'-0" 8'-6" 10'-0" 9'-0" 10'-0" 9'-0" 15'-0" 13'-6" 15'-0" 13'-0"

14' 6'-0" 9'-0" 9'-0" 9'-0" 9'-0" 9'-0" 13'-6" 13'-6" 13'-6" 13'-0"

40 P

SF L

ive

Load

10 P

SF D

ead

Load

60 P

SF L

ive

Load

10 P

SF D

ead

Load

16' 5'-6" 9'-0" 8'-0" 9'-0" 8'-0" 9'-0" 12'-6" 13'-0" 12'-0" 13'-6"

Columns

General Notes

• Table is based on:

– Solid, one-piece column members used in Service Level 2 conditions.

– Bracing in both directions at column ends.

– NDS®, 1997 edition.

• Allowable loads accommodate axial loads only with 1/6 column width/thickness eccentricity.

Wolmanized® Parallam® PSL ColumnsAllowable Design Stresses

(100% Load Duration)

Modulus of elasticity E = 1.566 x 106 psiFlexural stress Fb = 1728 psi(1)

Compression parallel to grain Fc ll = 1450 psi

(1) For 12" depth. For others, multiply by [ ]0.11112d

Column Size31/2" x 31/2" 31/2" x 51/4" 7" x 7"

100% 115% 125% 100% 115% 125% 100% 115% 125%6' 8,187 8,797 9,147 12,280 13,195 13,7218' 5,909 6,183 6,339 8,863 9,274 9,509

10' 4,311 4,459 4,544 6,466 6,688 6,816 36,55512' 3,251 3,341 3,392 4,877 5,012 5,089 31,875 34,287 35,67814' 2,530 2,588 2,621 3,794 3,882 3,932 27,226 28,822 29,73416' 23,125 24,231 24,86418' 19,719 20,523 20,98320' 16,942 17,546 17,892

EffectiveColumnLength

51/4" x 51/4"100% 115% 125%23,186 25,924 27,64719,940 21,735 22,79416,335 17,363 17,95013,127 13,747 14,10210,619 11,026 11,2598,712 8,995 9,1577,254 7,458 7,5756,122 6,275 6,362

Contact your Trus Joist representativefor assistance when sizing beams and

columns for loading and service conditionsother than those shown

Allowable Axial Loads (lbs)

Page 28: Parallel Strand Lumber

, FrameWorks®, Microllam®, Parallam®, Silent Floor®, TimberStrand®, TJ-Beam® and TJI® are registered trademarks andChanging the Way You Build™ and Trus Joist™ are trademarks of Trus Joist, A Weyerhaeuser Business, Boise, Idaho.

Copyright © 2003 by Trus Joist • Printed in the USA on recycled paperMarch 2003 LC/30MIf this guide is more than one year old,contact your dealer or Trus Joist rep.

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Since the 1960s, builders and specifiers have relied onquality products from Trus Joist. Cutting-edge researchand development have resulted in a product line that gives

you the superior support you need in a structure, while ourskilled sales and technical staff provides the additional supportyou need to get the best performance from those products.

Consistent, top quality Trus Joist building products use moreand waste less of precious timber resources, resulting in buildingsthat are structurally — and environmentally — sound. Homesbuilt on the exceptional strength and consistency ofMicrollam® LVL, Parallam® PSL, TimberStrand® LSL andSilent Floor® joists are homes where floors are quieter, wallsdon’t crack and the entire structure is designed to worktogether for unparalleled performance.

Put all of these products together with Trus Joist sales andengineering services, and you have the FrameWorks® BuildingSystem, Changing the Way You Build™...

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200 E. Mallard Drive (83706)P.O. Box 60 ◆ Boise, ID 83707 ◆ (208) 364-1200

Product Warranty

Trus Joist warrants that its products will

be free from manufacturing errors or defects in

workmanship and material. In addition, provided the product

is correctly installed and used, the company warrants the adequacy

of its design for the normal and expected life of the building.

200 E. Mallard Drive • Boise, Idaho 83706

1-800-628-3997

_______________________________________

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Changing the Way You Build™

HeadersBeams

BeamsColumns

TJI® Floor JoistsTJI® Roof Joists

Rim BoardHeaders

Studs and Columns