Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 37
at the smaller shall fit intothe voids between the larger so that less mortar is recjuired. Asingle size of broken stone has a greater tendency to form archeswhile being rammed into place, than stone of graded sizes. Thegraded stone makes a denser, stronger, and more economical con-crete. Usually… … VANDEVENTER BUILDING, KNOXVILLE, TENN.Leon Beaver, Architect. Reinforcing bars furnished by Expanded Metal and Corrugated Bar Co. REINFORCED CONCRETE 17 stone, it should he composed of clean pehbles free from chiy orother materials. A film of dirt on the gravel lessens the strengthof the concrete.…
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