Osb Roof Nailing Pattern
Sheathing type typically 15 32 inch or thicker panels are required in high wind areas.
Osb roof nailing pattern. When nailing shingles proper penetration into the roof deck is essential to ensure the nail and shingle remain secure. These schedules were calculated to provide resistance to wind uplift pressure as required by most codes. And osb structural panel sheathing used for roof decks of steep slope roof assemblies. The proper way to install osb.
Ventilate the roof according to current building codes. Some brands of osb come with nailing patterns which make it simple to hit the studs when nailing in the plane. Oriented strand board or osb is a sheet panel product similar to plywood made from layers of wood strands that are oriented in opposite directions. Watch this before sheeting your roof with osb.
Increase the uplift resistance of the roof sheathing. Allow for expansion osb panels can swell slightly so leave a 1 8 inch gap between. Nail spacing for sheets of osb and plywood is 8 inches per nail. Check the nailing surface is level.
Avoid this costly nailing spacing mistake duration. Recommendations were developed through engineering analysis and by full scale laboratory testing. Oriented strand board osb or plywood can be used although plywood will provide higher nail head pull through resistance. Follow these 5 simple construction steps for roof sheathing and scroll down to see more details on each with installation hints and tips below step 1.
Properly fasten panels including fastening and spacing hints. This way i don t get chewed out by the building inspector when they show up to inspect that particular. Nailing schedules for wood structural panel roof sheathing plywood and oriented strand board osb. Wet and dry specimens of plywood and.
4 feet equals 48 inches which you then divide by 8 to determine that you ll need six nails where the board comes in contact with a truss. I like to give them a call about any new nailing schedules that i m uncertain about. Most of the time you ll need to contact a local building inspector directly to get a definite answer if it s not already written out for you on the blueprints or manufacturers specifications.