Merriman, Mansfield, 1848-1925, Jacoby, Henry Sylvester, b. 1857 · New York Wiley · leaf 263
tained in Ag by placing them at 3 and2 and leaving 4 unloaded. The ordinate at i measures 0.053and the sum of those at 2 and 3 is 0.304, therefore thestress in /g is S = +(0.053 +0.304 X 1.4)172.8 X 2.282 = + 189 kips. 248 TWO-HINGED ARCHES. Chap. VI. The quantity 2.282 is the multiplier y/rva… … Fig. 131. equation. The locomotive panel loads will next be placed at5 and 6 and the remaining loads at 7 to 15 inclusive. The sumof the ordinates at 5 and 6 is — 0.464 and that of the rest is — 3.376, making the stress 5= — (0.464 X 1.4 + 3.376)172.8 X 2.282 = — 1587 kips. Art. 88. live load…
Bridges · Roofs
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