Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Guma dam completed in Sierra Leone
Structural features of dam rising to 222 ft at highest point, 950 ft at its widest and crest length of 900 ft, at distance of 9 mi from Freetown; maintainable yield is 16.75 mgd; construction required 16 ft diam diversion tunnel 1200 ft long and 50 ft high cofferdam comprising 27,000 cu yd of rock and earth fill; cutoff trench varies in depth up to 80 ft and for major part is 10 ft wide at base; downstream rock toe required 100,000 cu yd of rock; main drawoff is from 11 ft diam concrete lined 125 ft deep vertical shaft passing through weathered dolerite.
Guma dam completed in Sierra Leone
Structural features of dam rising to 222 ft at highest point, 950 ft at its widest and crest length of 900 ft, at distance of 9 mi from Freetown; maintainable yield is 16.75 mgd; construction required 16 ft diam diversion tunnel 1200 ft long and 50 ft high cofferdam comprising 27,000 cu yd of rock and earth fill; cutoff trench varies in depth up to 80 ft and for major part is 10 ft wide at base; downstream rock toe required 100,000 cu yd of rock; main drawoff is from 11 ft diam concrete lined 125 ft deep vertical shaft passing through weathered dolerite.
Guma dam completed in Sierra Leone
Civ Eng (Lond)
1966
Aufsatz (Zeitschrift)
Englisch
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