Treated Pine Floor Joist Span Tables

But you ll notice when you look at the portion of the span table for joists with cantilevers that the joist span for decks with a cantilever is often less than the span for the same sized joist without cantilevers.

Treated pine floor joist span tables. Check sources of supply for available grades and sizes. Pergola rafter spans for 600 mm and 900 mm spacing. View joist rafter tables. Span tables allow users to choose an appropriate size and stress grade to achieve spanning needs.

Maximum spans were calculated using design values effective june 1 2013. To the span in inches divided by 360 and is based on live load only. Tables listing maximum spans for southern pine joists and rafters are detailed below. Of visually graded southern pine dimension lumber maximum spans in feet inches.

Also available for the android os. Listed spans are for wet service conditions pressure treated southern pine floor deck joists mc 19. Treated pine span tables. For each application a pdf download is available.

For example in the joist span table below the highlighted cell shows that 2 x 8 southern yellow pine joists that have a grade of 2 and are spaced 24 apart can have a maximum span of 10 feet 3 inches 10 3 if designing for a live load of 40 lbs ft 2. Simplified maximum span tables for selected visual and mechanical grades of southern pine lumber in sizes 2 4 thru 2 12. These 46 tables are based upon design values for visually graded southern pine dimension lumber that became effective june 1 2013. Effective june 1 2013.

Span calculator for wood joists and rafters also available for the android os. 2 for design parameters refer to figure 7 26. Wind classification n1 n2. Dense elect structural select structural nondense structural no 1 dense no 1 nondense no 2 dense.

Section r507 5 notes that deck joists can cantilever up to 1 4 of the joist span. The load duration factor c d is 1 0. Listed are 46 tables based on common loading conditions for floor joists ceiling joists and rafters. Table 1 floor joists 30 psf live load 10 psf dead load 360 deflection.

Technical diagram on page 35 30mm m aximum allow able sp ans mm sheet roof spacing mm rafter size 600 760 900 1000 1200 66 x 30 850 750 700 700 600 90 x 30 1200 1050 1000 900 850 138 x 30 1700 1550 1400 1300 1200 185 x 30 2000 1750 1600 1550 1400 230 x 30 2000 1800. For simple construction such as domestic construction this can be determined from span table supplements in as1684 2 and as1684 3. 1 refer to general notes for information that is relevant for all span tables. Span tables f7 rafters a maximum roof pitch of 25 degrees is assumed.