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The bridge has a 544-foot (166 m) main span, with a 135-foot (41 m) clearance when raised, [1] uses 1,100-short-ton (1,000 t) [3] counterweights on each end, and opened on December 29, 1935. [2] The bridge replaced a bascule bridge that had been built in 1910. At the time of its completion, it was the longest vertical lift span in the world. [4]
Pont Gustave-Flaubert – crossing the Seine at Rouen, this lift bridge is the highest vertical-lift bridge in Europe, [citation needed] allowing ships up to 55 m tall to pass under it. It is 670 m long, with a span of 116 metres [3]. A striking design feature, the two road sections are mounted outside the central towers.
A vertical-lift bridge or just lift bridge is a type of movable bridge in which a span rises vertically while remaining parallel with the deck. The vertical lift offers several benefits over other movable bridges such as the bascule and swing-span bridges. Generally speaking, they cost less to build for longer moveable spans. [1]
The bridge is the world's heaviest and widest double-decked vertical-lift bridge. [6] More than 35,000 tons of concrete and 7,000 tons of steel went into the bridge, which replaced the narrow 54-year-old swing bridge, declared a menace to navigation on the busy Keweenaw Waterway. [7]
MassDOT officials say other advantages to the vertical lift bridge include: Shortest time the bridge will be out for construction, from one year to 18 months vs. three to five years for other ...
Vertical lift bridges in the United States by state or territory (10 C) Pages in category "Vertical lift bridges in the United States" The following 34 pages are in this category, out of 34 total.