961 + 0»006 Is)♦ which is 260 pounds per lineal foot. To approx-imate the weight of the floor system, 20 inch by 65 pound I—beams,as floor beams, and 12 inch x 31.5 pound I-beams, as stringers,spaced 2 feet 6 inches apart will be assumed. For connections 15per cent of the weight of the floor beams… … 28 The weight of the concrete floor per panel is 17 x 18 x 145 x — - 22,200 pounds. The panel load per truss is then as follows: Truss 260 X 18 = 4,680 pounds; Floor system 4535 x = 2,270 Floor 22,200 x 1 = 11,100 2 1 Total, 18,050 The uniform live load per panel is 17 x 18 x 125 x i ■…
Bridges · Concrete bridges · Iron and steel bridges · Theses
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