Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Comment on construction of concrete single arch debris dams of overflow type, making possible resumption of hydraulic mining along American and Yuba rivers in California; North Fork Dam on American river, 6 mi from Auburn, has storage capacity of 25,000,000 cu yd debris; estimates of yardages of workable gravel.
Comment on construction of concrete single arch debris dams of overflow type, making possible resumption of hydraulic mining along American and Yuba rivers in California; North Fork Dam on American river, 6 mi from Auburn, has storage capacity of 25,000,000 cu yd debris; estimates of yardages of workable gravel.
Hydraulic mining on American river
Min J (Phoenix, Ariz)
Burch, P. (Autor:in)
1939
3 pages
Aufsatz (Zeitschrift)
Englisch
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| Engineering Index Backfile | 1942
British Columbia. Hydraulic mining
| Engineering Index Backfile | 1928