Page 579 - 2018_Complete_14_Collection (1)_Neat

WOOD

TABLE 2308.7.12
ALLOWABLE SPANS FOR 2-INCH TONGUE-AND-GROOVE DECKING
SPAN a LIVE LOAD DEFLECTION LIMIT BENDING STRESS (f) MODULUS OF ELASTICITY (E)
(feet) (pounds per square foot) (pounds per square inch) (pounds per square inch)
Roofs
1/240 170,000
20 160
1/360 256,000
1/240 256,000
4 30 210
1/360 384,000
1/240 340,000
40 270
1/360 512,000
1/240 242,000
20 200
1/360 305,000
1/240 363,000
4.5 30 270
1/360 405,000
1/240 484,000
40 350
1/360 725,000
1/240 332,000
20 250
1/360 500,000
1/240 495,000
5.0 30 330
1/360 742,000
1/240 660,000
40 420
1/360 1,000,000
1/240 442,000
20 300
1/360 660,000
1/240 662,000
5.5 30 400
1/360 998,000
1/240 884,000
40 500
1/360 1,330,000
1/240 575,000
20 360
1/360 862,000
1/240 862,000
6.0 30 480
1/360 1,295,000
1/240 1,150,000
40 600
1/360 1,730,000
(continued)

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