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A platform for research: civil engineering, architecture and urbanism
To serve 750,000 people, Stockholm's new subterranean sanitation plant will require blasting and removal of 450,000 cu m of difficult rock before it's completion in 1970; principle parts are eleven aeration and settlement tanks, and connecting galleries of secondary treatment plant; each pair of tanks requires 245 m of tunnel about 10 m high and 10 m wide; tunnels are being driven in two phases; top section, which is taken out first, has face area of 56 sq m, being 6 m in height, while bench has varying area of 40 to 50 sq m with average depth of 4 m; blasting procedure.
To serve 750,000 people, Stockholm's new subterranean sanitation plant will require blasting and removal of 450,000 cu m of difficult rock before it's completion in 1970; principle parts are eleven aeration and settlement tanks, and connecting galleries of secondary treatment plant; each pair of tanks requires 245 m of tunnel about 10 m high and 10 m wide; tunnels are being driven in two phases; top section, which is taken out first, has face area of 56 sq m, being 6 m in height, while bench has varying area of 40 to 50 sq m with average depth of 4 m; blasting procedure.
Sewage treatment works goes underground
World Construction
Mead, H.T. (author)
World Construction ; 18
1965
2 pages
Article (Journal)
English
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