Floor span sheathing span and non span rated plywood underlayment field glued floor system 17 installing the field glued floor system high performance floor finish floors over plywood 20.
Plywood flooring span tables.
Listed are 46 tables based on common loading conditions for floor joists ceiling joists and rafters.
You can also use the wood beam calculator from.
Use h3 losp treated plywood where the exposure is likely to be regular or uncontrolled.
Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads.
Wet area flooring floors in bathrooms laundry spaces kitchens and garages may be exposed to water occasionally.
Span tables use these tables to determine rafter span ceiling joist span and floor joist span.
Recommended loads for sheathing and flooring applications in these publica tions directly reflect minimum perfor mance criteria given in voluntary.
Load span tables for apa structural use panels number q225g february 2011 load span tables for specific structural use panel applications are included in several apa publications.
Recom mended loads for sheathing and flooring applications in these publications directly reflect minimum performance.
Plywood flooring product identification code nominal thickness mm grade length mm width mm coverage per sheet m2 sheets per pack weight per sheet approx kg domestic flooring commercial flooring 15 30 5 15mm cd 2400 1200 2 88 35 24 2700 1200 3 24 35 27 17 24 7 17mm cd 2400 1200 2 88 32 26 2700 1200 3 24 32 30 19 30 7 19mm cd.
The span rating on apa rated sturd i floor and apa rated siding panels appears as a single number.
For rental accommodation motels and commercial residential floors h3 losp treated plyfloor is recommended.
Examples of gradestamps for plywood used in various structural applications.
Simplified maximum span tables for selected visual and mechanical grades of southern pine lumber in sizes 2 4 thru 2 12.
The tables permit a bearing length of up to 3 5 inches but since 1 5 is probably the worst case that you ll encounter for joist or rafter bearing it s a safe value.
Table 9 1 in span tables for joists and rafters figure 5 gives a required compression value of 237 psi for a span of 16 feet and bearing length of 1 5 inches.