Technical Specifications

P. 2 4
FIGURE 7
(
CONTINUED
)
Typical P3 Joist Roof 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�
7t
7u
7v
P3 JOIST OVERHANG FOR FASCIA SUPPORT WITH BEVELED PLATE
BIRDSMOUTH CUT ALLOWED AT LOW END OF P3 JOIST ONLY
VENTILATION HOLES
NOTE Additional connection may be required for wind uplift�
NOTE Corrosion-resistant wire cloth screening,
hardware cloth, perforated vinyl, or similar material
shall cover the ventilation holes per code�
NOTE Corrosion-resistant wire cloth screening, hardware cloth, perforated vinyl,
or similar material shall cover the ventilation holes per code�
2’-0”
max
2’-0”
max
h
L/3 L/3 L/3
h/3
h/3
h/3
L
h
L/3 L/3 L/3
h/3
h/3
h/3
L
h
L/3 L/3 L/3
h/2
L
Blocking panel Attach per 7a or x-bridging
(Validate use of x-bridging with local building code�
See 7v for vent holes�)
Beveled plate Attach per 7a
P3 Joist blocking
Attach per 7a
Allowable zone for ventilation holes
(round holes preferred)
2x block for fascia support
(cut to fit)
Beveled web stiffeners
required on both sides
APA Rim Board blocking
Attach per 7s
2x4 block for soffit support