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`Design and Construct' Spans St.Lawrence
Forty-six spans of 4 1/4 mi long Champlain vehicular bridge are being built of prestressed concrete on "design-and-construct" basis and comprise 332 prestressed girders 176 ft long, 10 ft deep, weighing 180 tons; 12 spans are built of 132 prestressed girders 128 ft long each; 1/2 mi long high level crossing section over Seaway comprises double steel cantilever truss and suspended truss span with 2 simple truss spans on each side.
`Design and Construct' Spans St.Lawrence
Forty-six spans of 4 1/4 mi long Champlain vehicular bridge are being built of prestressed concrete on "design-and-construct" basis and comprise 332 prestressed girders 176 ft long, 10 ft deep, weighing 180 tons; 12 spans are built of 132 prestressed girders 128 ft long each; 1/2 mi long high level crossing section over Seaway comprises double steel cantilever truss and suspended truss span with 2 simple truss spans on each side.
`Design and Construct' Spans St.Lawrence
Eng News-Rec
Engineering News-Record ; 166
1961
Aufsatz (Zeitschrift)
Englisch
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