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Ready-mixed concrete operations in Philadelphia
History; economic considerations that have influenced its successful development; nature of market; problems presented by user; description of plants and organization; methods of technical control; studies for improvement of quality; lime admixture; regulations governing use of concrete made at central mixing plants.
Ready-mixed concrete operations in Philadelphia
History; economic considerations that have influenced its successful development; nature of market; problems presented by user; description of plants and organization; methods of technical control; studies for improvement of quality; lime admixture; regulations governing use of concrete made at central mixing plants.
Ready-mixed concrete operations in Philadelphia
Am Concrete Inst -- J
Foster, Jr., A. (author) / Knopel, H.J. (author) / Whitten, H.J. (author)
1940
19 pages
Article (Journal)
English
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