A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Widening doubles bridge capacity at low cost
Rebuilding of vehicular bridge, built in 1885, into 4-lane steel truss bridge for only 60% of costs of new construction, at Sioux City, Iowa; old bridge was given new "outriggers" for widening both sides of bridge outside trusses; use of new type 10 ton straddle carrier on narrow platform to tear out old timber and steel, haul materials, and install new steel deck; bridge was 2080 ft long but replacing one span by abutment, it was shortened to 1610 ft.
Widening doubles bridge capacity at low cost
Rebuilding of vehicular bridge, built in 1885, into 4-lane steel truss bridge for only 60% of costs of new construction, at Sioux City, Iowa; old bridge was given new "outriggers" for widening both sides of bridge outside trusses; use of new type 10 ton straddle carrier on narrow platform to tear out old timber and steel, haul materials, and install new steel deck; bridge was 2080 ft long but replacing one span by abutment, it was shortened to 1610 ft.
Widening doubles bridge capacity at low cost
Eng News-Rec
Engineering News-Record ; 165
1960
3 pages
Article (Journal)
English
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