Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Some mine concrete costs -- Per cubic yard. Figure varies according to class of work
Average cost of materials for mine concrete has been found to be about 40% higher than for general construction jobs in or near industrial centers, or $6 per cy yd of concrete; examples of cost of solid concrete tunnel lining; guniting and simple concrete members used in supporting underground openings.
Some mine concrete costs -- Per cubic yard. Figure varies according to class of work
Average cost of materials for mine concrete has been found to be about 40% higher than for general construction jobs in or near industrial centers, or $6 per cy yd of concrete; examples of cost of solid concrete tunnel lining; guniting and simple concrete members used in supporting underground openings.
Some mine concrete costs -- Per cubic yard. Figure varies according to class of work
Eng Min J
Elsing, M.J. (Autor:in)
1935
Aufsatz (Zeitschrift)
Englisch
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