Handbook of construction plant, its cost and efficiency (1914)
Dana, Richard Turner, 1876-1928 · Chicago, The M. C. Clark Publishing Co. · leaf 123
NDBOOK OF CONSTRUCTION PLANT Double-truck platform cars with wooden frames and truckswith wooden or steel bolsters (Fig. 52) have the followingcapacities: TABLE 75 Capacity,Tons ill 20 |25J30 Track Gauge 30, 3642, 39.37 ,—Platforms—, Length Width 20 6 303234 Weight, Lbs. 6,000 9,500 11,500 13,000… … on both trucks add $12 to $15. For automatic couplers add $14to $20. For air brakes add $50 to $60. Cars similar to above with steel frames and trucks cost 25 percent more. Inspection and hand cars operated by foot or hand are of threegeneral types: foot driven, velocipede type, 4 wheels, weight 70
Contractors' operations · Building
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