Plywood Roof Sheathing Nailing Schedule

The number of nails needed for a roof varies on multiple factors such as board face width length and roof truss spacing.

Plywood roof sheathing nailing schedule.

Tab shingles need two nails on each side of the tab drywall ceiling boards require 1 drywall screws every 6 8 while wall boards require drywall screws every 6 8 on the seams and 10 12 in the field. Roof sheathing panel spacing hints. Use a 10d box 0 128 inch by 3 inch nail as a spacer to gauge 1 8 inch edge and end spacing between panels. Nails from sheathing to ridge board roof sheathing ridge board ridge board joist or truss joist or truss roof sheathing vent holes on each side of ridge board.

A structure s roof truss spacing can vary from every 12 to 24 inches. Spacer type panel edge clips are available from some manufacturers. Intermediate panel supports in zone 1 6 inches on center in zone 2 and 4 inches on center in zone 3. Boards used for sheathing range from those with a 4 inch face to 48 inch long plywood sheets.

07 27 2007 06 42 am 5. Note holes should not remove more than half of the sheathing section note. If roof sheathing is cut and removed to achieve an air slot continuity and diaphragm action are affected. To assure best performance follow these panel spacing and nailing recommendations for apa rated sheathing apa rated sturd i floor and apa rated siding.

Spacer type panel edge clips may also be used for roof sheathing applications. Note however that minimum 8d nails are recommended for all panels 5 8 inch thick or less. Nailing schedules for wood structural panel roof sheathing plywood and oriented strand board osb. Roof and wall sheathing 8 10d every 4 6 on the seams and 8 12 in the field shingles six roofing nails or staples per shingle.

Panel roof sheathing plywood. Wet and dry specimens of plywood and. Attaching plywood and osb sheathing. For the 150 mph wind speed region the fastening schedule prescribes nailing at 6 inches on center at supported panel edges and over intermediate panel sup ports in zone 1 4 inches on center in zone 2 and 3 inches on center in zone 3.

Use a 10d box nail to gauge 1 8 inch spacing between panels. We use atleast 2 1 4 to 2 1 2 screws to put down 1 2 inch plywood or osb but most of the time we use 2 3 8 coated coil nails also known as 8 s for hand nailing. Nailing schedule is the familiar 6 inches on center at supported panel edges including gable end walls and 12 inches on center over intermediate panel supports.