The typical thickness range for sheathing is 3 8 to 3 4 inch.
Shed roof osb thickness.
Never attach roof sheathing with staples.
Sheathing should be a minimum of 19 32 inch thick.
Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame.
For heavier loads a 40 20 rated panel 19 32 or 5 8 will support a 130 psf live load and 48 24 rated panels 23 32 or are good to175 psf.
Plywood with similar properties currently costs about 30 more for an equivalent thickness.
The osb thickness will be based on the rafter spacing.
8d ring shank nails should be used instead.
Thicknesses range from 5 16 to 3 4 inch and the proper one to use.
When this is the case experts recommend a 5 8 inch thick sheet.
Bo remember if the women don t find you handsome they should at least find you handy.
Using oriented strand board osb for shed walls floors and roofs using oriented strand board is a tested way of reducing costs for building your shed.
For the curious 7 16 osb has a span rating of 24 16 and with supports every 24 inches is good for a roof live load of 40 psf pounds per square foot with a 10 psf dead load.
What size plywood for the roof.
A flatter roof with rafters farther apart may need a thickness of up to inch.
7 16 will be fine for 16 on center and 5 8 for 24 on center rafters.
The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24.
Good enough for houses good enough for a shed.