Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Trench must be custom-fitted to 60-inch prefabricated line
Construction of 34 1/2-mi-long pipe line which will carry water to city of Birmingham, Ala; steep grades, rock cuts, and stream crossings make excavation difficult; use of winches to keep heavy equipment from sliding.
Trench must be custom-fitted to 60-inch prefabricated line
Construction of 34 1/2-mi-long pipe line which will carry water to city of Birmingham, Ala; steep grades, rock cuts, and stream crossings make excavation difficult; use of winches to keep heavy equipment from sliding.
Trench must be custom-fitted to 60-inch prefabricated line
Construction Methods Equipment
1961
4 pages
Aufsatz (Zeitschrift)
Englisch
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Prefabricated gold millstone shallow open trench skirting line
| Europäisches Patentamt | 2021