Osb Roof Decking Thickness

Because of its construction some manufacturers actually make larger sheets of osb.

Osb roof decking thickness.

For pricing and availability. Oriented strand board 660663 the home depot. The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24. Product may vary by store.

Installation details shall conform to sections 2304 7 1 and 2304 7 2 for floor and roof sheathing respectively. For pricing and availability. However you might find that osb can better suit your needs than plywood for the roof. Thicknesses range from 5 16 to 3 4 inch and the proper one to use.

The most common uses are as sheathing in walls flooring and roof decking. Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8. 1 inch 25 4 mm. Provides exceptional dimensional stability and stiffness.

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. 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. Thermostat 7 16 cat ps2 10 osb sheathing application as 4 x 8. 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. 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. 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. Osb is a material with high mechanical properties osb is a material with high mechanical properties that make it particularly suitable for load bearing applications in construction.

They can range from the standard 4 x 8 piece to a 4 x 9 or even a 4 x 10. More product details close. 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.