Economics of bridgework, a sequel to Bridge engineering (1921)
Waddell, J. A. L. (John Alexander Low), 1854-1938 · New York, J. Wiley · leaf 191
The specifications for the designing of suixMstmcture are those given inr^hai)t(!r LXXVIII of Bridge Engineering, and those for the designing ofsubsl lucture arc to be found in (chapters XXXIX to XLlll, inclusive, of that treatise. ECONOMIC SPAN-LENGTHS FOR SIMPLE-TRUSS BRIDGES 153 Loads The live… … 300 AOO 500 ^tOSS^Zt. & ES3ER SSP<^W YORK. NodOQ. 5pan in Feeh Fig. 18a. Live-Plus-Impact Loads. weights of metal per lineal foot of span in the superstructures of thevarious kinds of bridges considered. The live loads for highway and com-bined-railway-and-highway bridges include the proper…
Bridges
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