Radford's cyclopedia of construction; carpentry, building and architecture. Based on the practical experience of a large staff of experts in actual constrcution work (1909)
Johnson, Alfred Sidney, 1860-, Radford, William A., 1865- · Chicago Radford Architectural Co · leaf 131
out need of repairing or replacing anyportion. There is nothing to decay or rot out. Track Elevation Bridges. One of the greatengineering problems of the present day is the 104 CEMENT CONSTEUCTION problem of eliminating railroad grade crossingsin populous districts. In some cases the streetsare… … i i:„j Fig. 48. Elevation of Reinforced Concrete Track Elevation Bridge. IV
Architecture · Building
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