A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Construction of 212 ft high concrete gravity Canyon Ferry dam, at Helena, Mont, built for irrigation, flood control of upper Missouri river and power generation; unusual feature of job is use of bucket ladder type of dredge which is built to dig 48 ft below water line, and to deliver material 40 ft above water line; data on sheet piling and cofferdams.
Construction of 212 ft high concrete gravity Canyon Ferry dam, at Helena, Mont, built for irrigation, flood control of upper Missouri river and power generation; unusual feature of job is use of bucket ladder type of dredge which is built to dig 48 ft below water line, and to deliver material 40 ft above water line; data on sheet piling and cofferdams.
Gold dredge strips a damsite
Pac Bldr Engr
Perry, O.H. (author)
1950
3 pages
Article (Journal)
English
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