Installation Instructions

P. 6
FIGURE 2
(
CONTINUED
)
Typical P3 Floor Joist Framing and Construction Details
All nails shown in the details below are assumed to be common nails unless otherwise noted. 10d box nails
(0.128 x 3”) may be substituted for 8d common (0.131 x 2-1/2”) as shown in details. Individual components are
not shown to scale for clarity.
2c
2d
P3 JOIST AS RIM JOIST DETAIL
SQUASH BLOCK DETAIL
Pair of Squash Blocks
Vertical load transfer
capacity per pair of
squash blocks (lb)
3-1/2” wide 5-1/2” wide
2x lumber 3800 5900
1-1/8” APA Rim Board,
Rim Board Plus, or
Rated Sturd-I-Floor 48 oc
2600 4000
1” APA Rim Board or
Rated Sturd-I-Floor 32 oc
1900 3000
Provide lateral bracing per 2a, 2b, or 2c.
Squash block
APA Rim Board
blocking panel per 2a
+ 1/16” for
squash blocks
2a
2b
BLOCKING PANEL AT END SUPPORT DETAIL
Attach P3 Joist
to top plate per 2b.
P3 Joist
blocking panel
8d nails @ 6” o.c. to top plate (when used for lateral shear transfer,
nail to bearing plate with same nailing as required for decking)
Blocking Panel or Rim Joist Uniform Vertical Load Transfer Capacity* (plf)
P3 Joist (9 1/2 - 18”) 2000
*The uniform vertical load capacity is limited to a joist depth of 18” or less and is based on
the normal (10-yr) load duration. It shall not be used in the design of a bending member
such as joist, header, or rafter. For concentrated vertical load transfer capacity, see 2d.
RIM BOARD DETAIL
Blocking Panel or Rim Joist Uniform Vertical Load Transfer Capacity* (plf)
1-1/8” APA Rim Board Plus 4850
1-1/8” APA Rim Board 4400
1” APA Rim Board 3300
*The uniform vertical load capacity is limited to Rim Board depth of 18” or less and is based
on the normal (10-yr) load duration. It shall not be used in the design of a bending member
such as joist, header, or rafter. For concentrated vertical load transfer capacity, see 2d.
One 8d face nail at
each side at bearing
APA Rim Board
One 8d common or box nail at top and bottom flange
Attach APA Rim Board to top plate using 8d common or box toenails @ 6” o.c.
To avoid splitting flange, start nails at least 1-1/2” from end of P3 Joist.
Nails may be driven at an angle to avoid splitting of bearing plate.
P3 Joist rim
joist per 2a
Attach rim joist to floor joist with one nail at top and bottom.
Nail must provide 1” minimum penetration into floor joist.
For 2-1/2” and 3-1/2” flange widths, toenails may be used.
Minimum 1-3/4”
bearing required
Attach P3 Joist per 2b.
Attach rim joist to top plate per 2a.