2x4f 2000psif 1100psie 1 8x10 2x6f 1750 psi f 950 psi f 1900 psi e 1 8x10.
Roof sheathing 24 truss spacing.
Table r803 2 2 specifies the minimum sheathing thickness for framing spaced 24 inches on center based on exposure category and wind speed.
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.
The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that.
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.
01 with 4 nominal bearing each end 24 o c.
While ring shank nails are still required the nail size depends on the sheathing thickness.
Boards require a minimum of two nails per truss while sheathing requires six nails due to face width and nail spacing.
It will support roof.
These standards are as follows.
Spaced sheathing or 1x.
Typical roof truss spacing means that they are usually about 24 inches from centre which means at the centre of one truss there will be a two foot gap or twenty four inch gap until the centre of the next truss.
An excerpt of table r803 2 2 is shown in the next column.