Thickness Osb For Desk Roof

Thicknesses range from 5 16 to 3 4 inch and the proper one.

Thickness osb for desk roof. For this you can either go for a half inch or 5 8 inch thick sheet. When this is the case experts recommend a 5 8 inch thick sheet. Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb. 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.

I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it. It s also important to keep in mind that osb boards are available in different grades and use classes. Using osb osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones. 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.

A flatter roof with rafters farther apart may need a thickness of up to inch. Once the spacing hits 24 inches a 5 8 inch thick sheet is more ideal. Whether you need osb products as loadbearing or reinforcing boarding on ceiling joists in attics as roof or wall panelling or as flooring the right thickness depends on the application and the loads they must support. In this case you can t use a 3 8 inch thick sheet.

With edge support and the same snow load 3 8 inch osb can be used. Watch this now to learn how to avoid this same pr. Most roofs are spaced at least 20 inches apart. The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24.

Osb roof decking thickness 7 16 1 2 or 5 8 if were using osb we get 9 16 we dont worry about getting both 7 16 and 9 16 for walls then the roof we just get all of the same.