bci requirement cad details
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BCI joisthanger. -
Backer block.Nail with 10
~ 10d nails.
Filler block.Nail with 1010d nails.
Backer block required wherehanger load exceeds 1000 Ibs.
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Backer forhorizonal /siding or stucco. ---
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BCI joisthanger. ~
Backer block.Nail with 810d nials.
Requires backer block wherehanger load exceeds 1000 Ibs.
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Moisture barrier.
Mud Sill -~Stem Wall
Beam As~Required
o
\- Clip angle.
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Do not bevel cutVERSA-LAM beyondinside face of wall ----~
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2x-beveled plate for slopegreater than 1/4 -1/12. For slopegreater than 4/12 additionalconnectors maybe required.
Simpson VPI connector or equal canbe used in lieu of beveled plate forslopes from 1/12 to 6/12.
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BCI blocking,--------
centered at cut.
and web after installation.~
Field cut BCI top flange.
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Web stiffener required
each side for 14" anddeeper BCI joist only. ---
2x4 blocking -~
for soffit support.
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Note: Check with local buildingofficials for use of this detail inareas of high lateral forces.
3/4" (48/24)sheathingrim joist.
'-------- 2x-block
\
1
/
1/16"
•
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Load bearing wall above(stacked over wall below.) ----~
'- 2x-block
\1/16"
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~ Use same boltvalues asDouglasFir-Larch.
'------- Drilling permitted
for standardconnections.
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Do not bevel cutjoist beyond insideface of wall. ---------1
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Simpson MSTI 36with 10-1 Od. ~--~~--~~-~-~~--
-====-'-===-~~---.~~-
-~----~
I
~-~~~~--~- VERSA-LAMLVL support/
I
beam.Double beveled -~~~-~~~-~,
wood plate.
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VERSA-LAMLVL support
beam.~
Requires SimpsonMSTI 36 strap with
10-10d whereslope exceeds
7/12.
~ Beveled webstiffener eachside.
~ Simpson LSUIhanger or
equal.
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Load bearing wall above(stacked over wall below.) ---~
'--------- BCI joist
blocking.
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2x--plate flush with inside ---face of wall or beam.
BCI Joist blocking
BCI joist hanger
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Closure.
BCIjoistblocking. --------'
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BCI joist blocking withend blocks. spaced @32" o.c. ---~
Nail BCI joist bl.ocking --~to wall plate usmg4-10d nails. Rim
joist.
'-------- Simpson strap tieFHA12 or continuoussheathing top andbottom.
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~ Closure.
····~-BCI
joist
blocking.
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~- BCI Joist blocking.
~- BCI joist hanger.
2x--plate flush with inside~--
face of wall or beam.
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BCI joist hanger.
'-------- VERSA-LAMLVL beam.
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BCI joisthanger. -,
'-------- VERSA-LAMLVL beam.
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Hanger. -
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4
2x--plate flush with inside~-
face of wall or beam.
"-------- BCI joist hanger
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BCI joist---------ha.nger.
'- VERSA-LAMLVL beam.
Note:
Web stiffeners are required where
sides of the hanger do not extend
up to support the top flange laterally.
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~- BCI Joist
~ BCI joist hanger.
2x--plate flush with inside face'---------
of wall or beam.
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/- Tie joists togetherwith 3/4" plywood @floor level change.
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2x--plate flush with inside~-
face of wall or beam.
Sheathing will provide lateral supportneeded without blocking.
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Load bearing wall above -----------,
~BCI
rim joist.
Notes: BCI floor joist must be designed
to carry wall above when not stackedover wall below.
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2x- nailed to the side of the BCI joist with wood backer.Nail through the BCI joist and backer intothe 2x- with 2 rows 10d nails at 6" o.c.and clinch.
3 1/2" min.bearing.
WOOd~backer
3 times
cantilever length
I11/2times
cantileverlength
--BCljoist
blocking.
Uniformloads only
Cantilever
length
I~SECTION
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..~- Kneewall w/sheathing.
Kneewall must matchjoist height.
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~-- Kneewall w/sheathing.
Kneewall must matchjoist height.
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Load bearing wall above ---~(stacked over wall below.)
~- BCI joistblocking.
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'----- 2x_ Ledger
Toe nail to wall plate using 16d at 12" o.c.or 10d @ 6" o.c. (use 5/6 of lateral nailcapacity.)
Butt sections end toend. Joints should
occur between joists.
Use 5/8" or 3/4"Machine Bolts spacedas required.
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10d nails -,@ 6" o.c.
o
o
o
o
2x4 one side for135 plf max.
2x6 one side for- 240 plf max.
3/4"or 1"backerblock~
o
o
o
o
o
2x post
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Webstiffener
~---~_. --~~=-~---~~~~--~~--===>-~----=::::---====--~- -.-
'~-~~ 2-10d I
nails. I
2x support @ BCI 45 ~~~~,
3x support @ BCI 60
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NON-LOAD BEARING CANTILEVER DETAIL
BCI joist should be protected from the weather.
lengthCantilever length
r1--~
t><:I
BCljoist -"" Uniformblocking. loads only
I
~ ~
~ ~
3 times Cantilever.
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2x-outrigger -~Notch aroundflange. ~ BCI joist
'------- End waII
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~- 2x- plate flush with insideface of wall or beam.
<
'--------- BCI joist hanger.
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2x--plate flush with inside face,-----------
of wall or beam
L--_ BCI Joist Hanger
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NOTE:
Web stiffener required---~
each side with 18" anddeeper joists.
PLYWOOD REINFORCEMENT
3/4" plywood--~
closure
DETAIL
- Backer
block
3/4"x48" COX plywood reinforcement or other 3/4" APA 48/24 ratedsheathing must match the full depth of the BCI joist. Nail to theBCI joist with 8d nails at 6" o.c. and nail with 4-8d nailsinto backer block. When reinforcing both sides, staggernails to avoid splitting. Install with face grain horizontal.
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Web stiffener attachment for18" and 20" depth.
2" min.4" max.
Small gap 1/8" min.2" max.
20" requires3-8d nails,clinch.
18" requires2-8d nails,clinch.
~ Tight fit.
Plywood web stiffener:5/16"
1" x 2 minimum.
/2" min.4" max.
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4000 pounds per footVertical Load Capacity
Rim Board Attachment
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Two layers 3/4" (48/24)(48/24) sheathing rimjoist. (Staggered joints). -------,
For first storyof secondstory application.
Where a plywood rim is used, bracing complyingwith code must be carried to the foundation,or BCI joist solid blocking used a minimun of41 every 251 of bearing wall length.
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~BCI
rim joist.
Note:Minimum 2x6 bearing plate requiredif used with 60 series joist.
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3/4 11 (48/24)sheathingrim joist.
For single storyapplication, or secondstory of two storyapplication.
Where a plywood rim is used, bracing complyingwith code must be carried to the foundation,or BCI joist solid blocking used a minimun of41 every 251 of bearing wall length.
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Sloped~seat cut.
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~ Solid block allposts from aboveto bearing below
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'-------- Sol id block allposts from aboveto bearing below
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o
o
o
t
o
o
r--- Strap per code iftop plate is notcontinuous over
header.o
'-------- Trimmers .
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Tie strap~
oo
oo
oo
oo
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2x--plate flush with
~- inside face of wall orbeam.
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Hanger~
~- Moisture barrier
Wood top plate must be flushwith inside of wall.
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BCI joist blocking.
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BCI joisthanger. ~
~VERSA-LAM
LVL beam.
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o
o
'- VERSA-LAMLVL hanger
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4000 pounds per footVertical Load Capacity
Nail Versa-Rim 98to BCI Joists With2-8d nails, one ontop and one at bottom.
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2x-outriggerNotch around
flange.
-- BCI joist
\ -Webstiffeners.
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Web stiffener required eachside for 14" and deeperBCI joist only. ---,
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Wood or-~steel column.
o
o~ 0
o
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__--+_-----10
Nin, 0 f 2 II t 0 B0 ltCenter
FSA ANCHOR Fasteners
TO Stud/joist/plate8-10d 1 1/2
TO Foundation2--RFB#4 6 Anchor Bolt
Epo y
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o yo
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FOUNDATION TO FLOOR JOIST(RETROFIT)
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