Osb For Shed Roof Thickness

I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it.

Osb for shed roof thickness.

This manufactured wood product is composed of small wood chips that are arranged in layers and glued together. 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. Osb is fine all the way around.

Sheets of 7 16 inch thick with no edge support can be used in an area where the snow load is 30 pounds per square foot. Currently we space rafters 16 oc and use 7 16 osb with h clips. Osb roof decking thickness 7 16 1 2 or 5 8. Bo remember if the women don t find you handsome they should at least find you handy.

Thicknesses range from 5 16 to 3 4 inch and the proper one to use. Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb. However there are some sceptics out there who doubt the strength and durability of osb. Good enough for houses good enough for a shed.

Watch this now to learn how to avoid this same pr. I m contemplating upgrading to 1 2 or even 5 8 osb though to reduce roof sag hopefully to nil. Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones. The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24.

7 16 will be fine for 16 on center and 5 8 for 24 on center rafters. 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. With edge support and the same snow load 3 8 inch osb can be used. Currently costs about 30 more for an equivalent thickness.