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*11-8. Select the lightest-weight wide-flange beam from Appendix B that will safely support the loading shown. The allowable bending stress allow = 24 ksi and the allowable shear stress of Tallow = 14 ksi. 15 kip 6 ft 5 kip/ft Prob. 11-8 9 ft

*11-8. Select the lightest-weight wide-flange beam from Appendix B that will safely support the loading shown. The allowable bending stress allow = 24 ksi and the allowable shear stress of Tallow = 14 ksi. 15 kip 6 ft 5 kip/ft Prob. 11-8 9 ft

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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*11-8. Select the lightest-weight wide-flange beam from Appendix B that will safely support the loading shown. The allowable bending stress allow = 24 ksi and the allowable shear stress of Tallow 14 ksi. = 15 kip 6 ft 5 kip/ft Prob. 11-8 9 ft-
Transcribed Image Text:*11-8. Select the lightest-weight wide-flange beam from Appendix B that will safely support the loading shown. The allowable bending stress allow = 24 ksi and the allowable shear stress of Tallow 14 ksi. = 15 kip 6 ft 5 kip/ft Prob. 11-8 9 ft-
Wide-Flange Sections or W Shapes FPS Units Web thickness Iw in. Designation in. x lb/ft W24 x 104 W24 x 94 W24 x 84 W24 x 76 W24x68 W24 x 62 W24 x 55 W18 x 65 W18 x 60 W18 x 55 W18 x 50 W18 x 46 W18 x 40 W18 x 35 W16 x 57 W16 x 50 W16 x 45 W16 x 36 W16 x 31 W16 x 26 W14 x 53 W14 x 43 W14 x 38 W14 x 34 W14 x 30 W14 x 26 W14 x 22 Area A in² 38 30.6 27.7 24.7 22.4 20.1 19.1 17.6 16.2 14.7 13.5 11.8 10.3 18.2 23.74 16.2 23.57 Depth d in. 15.6 12.6 24.06 24.31 24.10 23.92 23.73 11.2 10.0 16.8 16.43 14.7 16.26 13.3 16.13 10.6 15.86 9.12 15.88 7.68 15.69 18.35 18.24 18.11 17.99 18.06 17.90 17.70 13.92 13.66 14.10 13.98 8.85 13.84 7.69 13.91 6.49 13.74 0.500 0.515 0.470 0.440 0.415 0.430 0.395 0.450 0.415 0.390 0.355 0.360 0.315 0.300 0.430 0.380 0.345 0.295 0.275 0.250 0.370 0.305 0.310 0.285 0.270 0.255 0.230 Flange width by in. 9.020 8.990 8.965 7.040 7.005 7.590 7.555 7.530 12.750 0.750 3100 258 9.065 0.875 2700 222 0.770 2370 196 0.680 2100 176 0.585 1830 154 0.590 1550 131 0.505 1350 114 7.495 6.060 6.015 6.000 thickness "f in. 7.120 7.070 7.035 6.985 5.525 5.500 0.750 0.695 0.630 0.570 0.605 0.525 0.425 0.715 0.630 0.565 0.430 0.440 0.345 8.060 7.995 6.770 6.745 6.730 0.385 5.025 0.420 5.000 0.335 0.660 0.530 I in4 0.515 0.455 x-x axis S 758 659 92.2 81.0 586 72.7 448 T in. 56.5 375 47.2 301 10.1 9.87 9.79 9.69 9.55 9.23 9.11 7.21 57.6 7.04 541 77.8 428 62.7 385 54.6 340 48.6 291 42.0 245 35.3 199 29.0 1070 117 984 108 890 98.3 800 88.9 7.38 712 78.8 7.25 22.5 7.43 612 68.4 19.1 510 15.3 5.12 7.49 7.47 7.41 6.72 6.68 6.65 6.51 6.41 38.4 6.26 I 5.89 5.82 y-y axis S in² r 259 40.7 2.91 109 24.0 1.98 94.4 20.9 1.95 82.5 18.4 1.92 70.4 15.7 1.87 34.5 9.80 1.38 29.1 8.30 1.34 in. 54.8 14.4 1.69 50.1 13.3 1.69 44.9 11.9 1.67 40.1 10.7 1.65 1.29 6.35 1.27 1.22 57.7 14.3 45.2 11.3 5.87 26.7 7.88 6.91 5.83 23.3 5.73 19.6 5.82 5.65 8.91 3.54 5.54 7.00 2.80 43.1 12.1 1.60 37.2 10.5 1.59 32.8 9.34 1.57 24.5 7.00 1.52 12.4 4.49 1.17 9.59 3.49 1.12 1.92 1.89 1.55 1.53 1.49 1.08 1.04
Transcribed Image Text:Wide-Flange Sections or W Shapes FPS Units Web thickness Iw in. Designation in. x lb/ft W24 x 104 W24 x 94 W24 x 84 W24 x 76 W24x68 W24 x 62 W24 x 55 W18 x 65 W18 x 60 W18 x 55 W18 x 50 W18 x 46 W18 x 40 W18 x 35 W16 x 57 W16 x 50 W16 x 45 W16 x 36 W16 x 31 W16 x 26 W14 x 53 W14 x 43 W14 x 38 W14 x 34 W14 x 30 W14 x 26 W14 x 22 Area A in² 38 30.6 27.7 24.7 22.4 20.1 19.1 17.6 16.2 14.7 13.5 11.8 10.3 18.2 23.74 16.2 23.57 Depth d in. 15.6 12.6 24.06 24.31 24.10 23.92 23.73 11.2 10.0 16.8 16.43 14.7 16.26 13.3 16.13 10.6 15.86 9.12 15.88 7.68 15.69 18.35 18.24 18.11 17.99 18.06 17.90 17.70 13.92 13.66 14.10 13.98 8.85 13.84 7.69 13.91 6.49 13.74 0.500 0.515 0.470 0.440 0.415 0.430 0.395 0.450 0.415 0.390 0.355 0.360 0.315 0.300 0.430 0.380 0.345 0.295 0.275 0.250 0.370 0.305 0.310 0.285 0.270 0.255 0.230 Flange width by in. 9.020 8.990 8.965 7.040 7.005 7.590 7.555 7.530 12.750 0.750 3100 258 9.065 0.875 2700 222 0.770 2370 196 0.680 2100 176 0.585 1830 154 0.590 1550 131 0.505 1350 114 7.495 6.060 6.015 6.000 thickness "f in. 7.120 7.070 7.035 6.985 5.525 5.500 0.750 0.695 0.630 0.570 0.605 0.525 0.425 0.715 0.630 0.565 0.430 0.440 0.345 8.060 7.995 6.770 6.745 6.730 0.385 5.025 0.420 5.000 0.335 0.660 0.530 I in4 0.515 0.455 x-x axis S 758 659 92.2 81.0 586 72.7 448 T in. 56.5 375 47.2 301 10.1 9.87 9.79 9.69 9.55 9.23 9.11 7.21 57.6 7.04 541 77.8 428 62.7 385 54.6 340 48.6 291 42.0 245 35.3 199 29.0 1070 117 984 108 890 98.3 800 88.9 7.38 712 78.8 7.25 22.5 7.43 612 68.4 19.1 510 15.3 5.12 7.49 7.47 7.41 6.72 6.68 6.65 6.51 6.41 38.4 6.26 I 5.89 5.82 y-y axis S in² r 259 40.7 2.91 109 24.0 1.98 94.4 20.9 1.95 82.5 18.4 1.92 70.4 15.7 1.87 34.5 9.80 1.38 29.1 8.30 1.34 in. 54.8 14.4 1.69 50.1 13.3 1.69 44.9 11.9 1.67 40.1 10.7 1.65 1.29 6.35 1.27 1.22 57.7 14.3 45.2 11.3 5.87 26.7 7.88 6.91 5.83 23.3 5.73 19.6 5.82 5.65 8.91 3.54 5.54 7.00 2.80 43.1 12.1 1.60 37.2 10.5 1.59 32.8 9.34 1.57 24.5 7.00 1.52 12.4 4.49 1.17 9.59 3.49 1.12 1.92 1.89 1.55 1.53 1.49 1.08 1.04
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