My cabin trusses will be 24 oc and i will use either 1 2 or 5 8 osb sheathing and a standing seam metal roof.
Osb roof sheathing thickness 16 oc.
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Am i ok using 7 16 osb for sheathing on roof and walls 16 oc framing.
For pricing and availability.
The span rating on floor span panels appears as a single.
Floor or roof sheathing conforming with this table shall be deemed to meet the design criteria of section 2304 7.
1 inch 25 4 mm.
Or for floor sheathing over supports spaced up to 16 inches o c.
Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb.
Can someone direct me to blogs or q a titles that address roof sheathing thickness.
Roof will be fully vented.
Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones.
A panel marked 32 16 may be used for roof sheathing over supports spaced up to 32 inches o c.
Am i ok using 7 16 osb for sheathing on roof and walls 16 oc framing.
Support spacing when the panel is used for subflooring.
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.
The cabin is just 440 sf and is in zone 6.
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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.
With edge support and the same snow load 3 8 inch osb can be used.
I m contemplating upgrading to 1 2 or even 5 8 osb though to reduce roof sag hopefully to nil.
The second number is the maximum o c.
The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24.
Installation details shall conform to sections 2304 7 1 and 2304 7 2 for floor and roof sheathing respectively.
Just would like to know if it is acceptable from a strength standpoint that s all.
Spacing in inches for roof sheathing.
Find osb sheathing osb at lowe s today.
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.
Find a store near me.
This is probably one of those posts that opens up the floodgate for debate but pushing that aside.
Thicknesses range from 5 16 to 3 4 inch and the proper.
