As shown in the table a 32 16 span rated panel used for roof sheathing over supports spaced at 24 inches o c.
Osb roof sheathing edge support.
Support spacing when the panel is used for subflooring.
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.
Without edge support spacing of supports center to center in apa rated sheathing c 12 16 20 24 32 40 48 60 12 0 5 16 12 12 30 16 0 5 16 16 16 70 30.
Can support a uniform live load of 70 psf without panel clips or other edge support since edge.
Plywood is a bit more expensive but is usually stronger and is often selected in cases where the roof.
Oriented strand board osb is commonly used as the primary structural.
Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8.
Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof.
With edge support and the same snow load 3 8 inch osb can be used.
Oriented strand board isn t plywood nor is it a type of particleboard fiberboard or wafer board and although it is a newcomer to a plywood.
For pricing and availability.
7 16 cat osb sheathing application as 2 x 4.
Osb 4005s pisos de tablillas de madera dura y paneles estructurales de osb edge y edge gold osb 4006 ceramic tile floors and edge and edge gold osb structural panels osb 4004 floor roof and wall panel installation.
H clips are referred to in the apa guide as edge support for the most common roof sheathing in our area which is 1 2 nominal 7 16 actual sheathing over trusses or rafters at 24 on center there is no requirement for h clips.
Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb.
In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood.
Clips or other edge support is used but only 28 inches when no edge support is provided please refer to the green shaded row in table 1.
Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8.
Zip system 5 8 cat ps2 10 tongue and groove osb sheathing application as 4 x 8.
The second number is the maximum o c.
Support spacing in inches for roof sheathing.
A panel marked 32 16 may be used for roof.
Edge or t g in thicknesses of 19 32 5 8 23 32 3 4 7 8 1 1 1 8 and.
