Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Sewer tunnel speeded by using mining equipment
Sewer in Cleveland, Ohio, 15 to 40 ft below street level, is 6-11 ft in diam and 9448 ft long; electrically driven drag chain coal mining conveyor, capacity to 1 to 1 1/2 tons per min, operates in lengths up to 600 ft and brings excavated material from face of tunnel to shafts for removal.
Sewer tunnel speeded by using mining equipment
Sewer in Cleveland, Ohio, 15 to 40 ft below street level, is 6-11 ft in diam and 9448 ft long; electrically driven drag chain coal mining conveyor, capacity to 1 to 1 1/2 tons per min, operates in lengths up to 600 ft and brings excavated material from face of tunnel to shafts for removal.
Sewer tunnel speeded by using mining equipment
Pub Works
Public Works ; 85
1954
2 pages
Aufsatz (Zeitschrift)
Englisch
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