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Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 356
I Anchor BoltHoles kfi f«o°o°ol Fig. 98. Detail of Column. bending moment of 1,569,000 pound- 288 ROOF TRUSSES 75 /«_a = 4X 3.18 + 4X 3.05X 7.265=+ ^ j^ = 784.72, 12 ■«- ^ \ 4 784.72 == 6.56 X 3.05 + f X 16 The allowable unit-stress is: 20 X 12P = 24 000 - 110 X —/^(^ = 19 975 pounds per sriuaro… … Fiff. 99. Detail of Column.Architecture · Building
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