A course on the stresses in bridge and roof trusses, arched ribs and suspension bridges (1904)
Burr, William H. (William Hubert), 1861-1934 · New York : Wiley · leaf 413
UCTION. Railway Bridges. Moving load per linealfoot of each track. Span injeet. o to 7^ 9,000 pounds. 1\ 10 7,500 10 \2\ 6,700 \2\ 15 6,000 15 20 5,000 20 30 4,300 .30 40 3700 40 50 3300 50 75 3>200 75 100 3,100 100 150 3,000 150 200 2,goo 200 300 2,800 300 400 2,700 400 500 2,500 Floor-beams… … Fig. I. Mr. Theodore Cooper, C.E., in his General Specifica-tions for Iron Bridges and Viaducts, while Fig. 2 showsthe heavy passenger locomotive used by Mr. Jas. M. Wil-son, C.E., in his standard specifications for the Pennsyl-vania R. R. FIXED AND MOVING LOADS. 357 These represent the heaviest…
Trusses · Bridges
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