Economics of bridgework, a sequel to Bridge engineering (1921)
Waddell, J. A. L. (John Alexander Low), 1854-1938 · New York, J. Wiley · leaf 202
e batter of the shaft augments the economic span-length. 164 ECONOMICS OF BRIDGEWORK Chapter XVIII H. Using nickel steel instead of carbon steel in the superstructureincreases materially the economic span-length. I. The assumed variations in unit prices with changing market condi-tions make very… … 60 220 240 Fig. 18/i. 80 m 120 MO 160 180 200 Depfh of rou/jdafion be/s^- low Wafer le\/el in Feef Economic .SiJan-Lcngths for Siinplc-Truss Bridges on Various TyiJeS ofFoundation. erected, ordinarily changes in value somewhat more rapidly than docs thesubstructure of the ])ri(lge. J. There arc not…
Bridges
Internet Archive · Boston Library Consortium · Public Domain Mark 1.0. Free to use for anything.
