Laserfiche WebLink
f.Beam cantilevers are limited to the adjacent beams span divided by 4. <br /> g.Includes incising factor. <br /> h.Incising factor not included. <br /> i.Deck joist span as shown in Figure R507.5. <br /> TABLE R507.5(2) <br /> MAXIMUM DECK BEAM SPAN—60 PSF LIVE LOAD <br /> DECK JOIST SPANa'i(feet) <br /> BEAM SPECIESd BEAM SIZE° 6 8 10 12 14 16 18 <br /> MAXIMUM BEAM SPANa,bJ(feet-inches) <br /> 1—2 x 6 3-8 3-1 2-8 2-4 2-2 2-0 1-10 <br /> 1—2 x 8 5-0 4-1 3-6 3-1 2-10 2-7 2-5 <br /> —2 x 10 6-1 5-2 4-6 4-0 3-7 3-4 3-2 <br /> 1—2 x 12 7-1 6-1 5-5 4-10 4-5 4-1 3-10 <br /> 2—2 x 6 5-6 4-9 4-3 3-10 3-5 3-1 2-10 <br /> 2—2 x 8 7-5 6-5 5-9 5-0 4-6 4-1 3-9 <br /> Douglas fir-larch 9, <br /> Spruce-pine-firs 2-2 x 10 9-0 7-10 7-0 6-4 5-9 5-2 4-10 <br /> 2—2 x 12 10-6 9-1 8-1 7-5 6-10 6-4 5-10 <br /> 3 2 x 6 6-11 6-0 5-4 4-11 4-6 4-2 3-10 <br /> 3—2 x 8 9-3 8.0 7-2 6-6 6-1 5-6 5-0 <br /> 3—2 x 10 11-4 9-10 8-9 8-0 7-5 6-11 6-5 <br /> 3-2 x 12 13-2 11-5 10-2 9-4 8-7 8-1 7-7 <br /> 1—2 x 6 6-9 3-2 2-9 2-5 2-2 2-0 1-11 <br /> 1—2 a 8 4-10 4-2 3-7 3-2 2-11 2-8 2-6 <br /> 1—2 x 10 5-10 5-1 4-6 4-1 3-8 3-5 3-3 <br /> 1—2 x 12 6-10 5-11 5-3 4-10 4-5 4-2 3-11 <br /> 2—2 x 6 5-7 4-10 4-4 3-11 3-6 3-2 2-11 <br /> Redwoodh, <br /> 2—2 a 8 7-1 6-2 5-6 5-0 4-7 4-2 3-10 <br /> Western Cedarsh, <br /> Ponderosa Pineb,Red 2-2 x 10 8-8 7-6 6-9 6-2 5-8 5-4 4-11 <br /> Pineh <br /> 2—2 x 12 10-1 8-9 7-10 7-2 6-7 6-2 5-10 <br /> 3—2 x 6 6-8 6-1 5-5 5-0 4-7 4-3 3-11 <br /> 3—2 x 8 8-9 7-9 6-11 6-4 5-10 5-5 5-2 <br /> 3—2 x 10 10-11 9-5 8-5 7-8 7-2 6-8 6-3 <br /> 3—2 x 12 12-8 10-11 9-9 8-11 8-3 7-9 7-3 <br /> \G\ <br />