Roof Sheathing 24 Truss Spacing

The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that.

Roof sheathing 24 truss spacing.

It will support roof. To stabilize the rafters support the roofing material and hold the entire roof together roof sheathing is installed. 2x4f 2000psif 1100psie 1 8x10 2x6f 1750 psi f 950 psi f 1900 psi e 1 8x10. While ring shank nails are still required the nail size depends on the sheathing thickness.

Each of these factors plays a role in determining how many nails you ll need to use per board during roof sheathing application. A structure s roof truss spacing can vary from every 12 to 24 inches. For rafters spaced 20 or more inches apart 1 2 or 5 8 inch plywood is recommended. Allowable spans for 2x4 top chord trusses using sheathing other than plywood e g.

Boards require a minimum of two nails per truss while sheathing requires six nails due to face width and nail spacing. 01 with 4 nominal bearing each end 24 o c. An excerpt of table r803 2 2 is shown in the next column. These standards are as follows.

Spaced sheathing or 1x. Spacing a live load deflection limited to l 240 maximum and use lumber properties as follows.