Contractors' and Dealers' Association of California · San Francisco : L. A. Larson · leaf 136
hand. For the reinforced pipe the mixture wasone part of cement, two parts of sand and four parts o) i Wednesday. July 2S. 1915. rock. The sizes of the shell was:1-inch thicK for 10-inch pine.1 inch thick for 12-inch pipe.1 1-2 inch thick for 18-inch pipe. BUILDING AND ENGINEERING NEWS •… … foundation for the Rlensch-Wurl Screen,Sewage Disposal Plant. Spiral coils manufactured by the Electric Welding Com-pany of Pittsburgh were shipped from the east collapsed,space bars inserted and tied with Curry tier in the field. Disposal Plant The disposal plant is of the Riensch-Wurl…
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