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Unique bridge construction across Connecticut river
Placing concrete foundations in rock under 20 ft of water for construction of bridge piers at Hartford, Conn; frame of angle trusses covering entire pier area; two T-500 Joy drills with extended masts mounted on rails; when excavation was completed drill frame was floated into position on pontoons; four 14-in. H-beam spud piles placed in spud wells fastened to frame and driven to solid rock.
Unique bridge construction across Connecticut river
Placing concrete foundations in rock under 20 ft of water for construction of bridge piers at Hartford, Conn; frame of angle trusses covering entire pier area; two T-500 Joy drills with extended masts mounted on rails; when excavation was completed drill frame was floated into position on pontoons; four 14-in. H-beam spud piles placed in spud wells fastened to frame and driven to solid rock.
Unique bridge construction across Connecticut river
Explosives Engr
Linberg, G. (author)
Explosives Engineer ; 34
1956
3 pages
Article (Journal)
English
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