Osb Thickness For Shed Roof

Keep the 16 oc go with 1 2 osb and add an extra clip in each space.

Osb thickness for shed roof.

With edge support and the same snow load 3 8 inch osb can be used. 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. Osb roof decking thickness 7 16 1 2 or 5 8.

When this is the case experts recommend a 5 8 inch thick sheet. This manufactured wood product is composed of small wood chips that are arranged in layers and glued together. Osb is sold in 4 by 8 foot panels and the standard panel thickness for osb sheathing. Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones.

Keep in mind that the load of the roof still plays a role in the plywood thickness. I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it. Watch this now to learn how to avoid this same pr. 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. 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. Many homes have rafters that are even wider at 24 inches apart and will require a thicker sheet of plywood. The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24.