The building law of the city of Boston. Being Acts of 1907, chapter 550, as amended, also general and special acts relating to buildings and their maintenance, use and occupancy (1919)
Boston (Mass.), Damrell, Charles S. (Charles Stanhope) · Boston, Building Dept. · leaf 66
stem; they are recommendedwhere the flange is small compared with the stem: Par. 123.—Position of neutral axis, 7^ l2ndAs + Q) — h)t^ , rnAs-\-{h—V)t\M = ^ ^7- +( ^ ) - nAs + {h—h)t /jjs 6 Par. 124.— Position of resultant compression, ^ ti2kd — t)b + {kd — tyh Par. 125.— Arm of resisting couple, jd… … >fs+nf< Fig. 3.Pab. 128.— Position of neutral axis, Par. 129.— Position of resultant compression,i]^d+2pndfk—-\ z = - k+2pnfk—-\ Par. 130.— Arm of resisting couple, jd = d—z...Par. 131.— Fiber stresses. fc = t-+fM)0-i)] .(17) .(18).(19) 64 City of Boston Building Law. Sect. 15.]Par. 132.—…
Building laws
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