00000nam 2200000za 4500 9.865019 CaOODSP 20221107161710 cr ||||||||||| 181121s1976 onc #ot f|0| 0 eng d 0660005220 CaOODSP eng eng fre n-cn--- M38-13/76-18E-PDF M38-13/76-18 Malhotra, V. M. Use of recycled concrete as a new aggregate [electronic resource] / V. M. Malhotra. [Ottawa] : Energy, Mines and Resources Canada, 1976. vii, 39 p. : figures. CANMET report ; 76-18E Cover title. "May 1976." Includes bibliographic references. "Large urban centres in Canada and the United States are finding it increasingly difficult to locate and develop natural aggregate sources for use in concrete. The reason for this is twofold: first, the increased tempo of construction during the last three decades has exhausted most of the easily accessible sources; second, the pressure from environmentalists has increasingly affected exploration and exploitation of new sources. The study reported herein was therefore undertaken to investigate the possibility of producing aggregates from discarded concrete control test cylinders, normally sent to waste dumps after testing"--Abstract, p. i. Includes abstract in French. gccst Concrete gccst Construction Canada. Energy, Mines and Resources Canada. CANMET report ; 76-18E. (CaOODSP)9.852792 PDF 2.29 MB https://publications.gc.ca/collections/collection_2018/rncan-nrcan/m38-13/M38-13-76-18-eng.pdf