Roof Sheathing Thickness 16 Oc

The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24.

Roof sheathing thickness 16 oc.

8d ring shank nails should be used instead. That will suffice on a roof with rafters set 16 inches apart with minimal roof loads. Osb roof decking thickness 7 16 1 2 or 5 8 currently we space rafters 16 oc and use 7 16 osb with h clips. 16 oc 0 594 0 625 20 oc 0 594 0 625 24 oc 0 719 0 750 32 oc 0 875 1 000 48 oc 1 125 a the values in this table correspond with those published in the 2005 edition of the.

24 16 teco sheathing span. Loads will vary with the pitch of the roof. Floor or roof sheathing conforming with this table shall be deemed to meet the design criteria of section 2304 7. The typical thickness range for sheathing is 3 8 to 3 4 inch.

1 inch 25 4 mm. We re in dallas so we don t engineer for tremendous live loads for an asphalt shingle and we feel comfortable with 16 oc rafter spacing and 7 16 osb decking. Never attach roof sheathing with staples. Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame.

Most roofs will be sheathed in plywood at least 3 8 inch thick. Sheathing should be a minimum of 19 32 inch thick.