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From 1982 to 1986, the original bridge deck, in 747 sections, was replaced with lighter, stronger orthotropic steel deck panels over 401 nights without closing the roadway completely to traffic. [5] The project not only restored the bridge to prime condition but also reduced the deck weight by 12,300 tons (11,160 metric tons ).
The bridge has remained mostly unmodified since construction. Timber decking was replaced with corrugated steel following a 1961 flood and some bent hinges were replaced as a result of a 1965 flood. [8] [a] The 19th Street Bridge was listed on the National Register of Historic Places on February 4, 1985. [10]
The Weyerhaeuser Pe Ell Bridge was described as a short-spanned timber Howe pony truss in six panels. The siding and roof was corrugated metal. The crossing was engineered lacking a diagonal cross brace. Two steel vertical rods were used for tension support. Both the deck and pilings were made of timber.
Construction started in 2017 with a corrugated steel bridge (75 feet span, 25 feet high, 40 feet wide) set on footings on the bottom of the gorge, permitting free flowing of the creek water. Then, borrowing techniques used to construct a dam, back filling to cover (or bury) the steel bridge, making it function as a large culvert, and finally ...
The deck is corrugated metal, supported by rolled I-beams. [2] The state of Vermont was devastated by flooding in 1927, which destroyed a large number of bridges. This bridge was built the following year by the American Bridge Company, and is based on a standardized design used for many of the bridges built in the period. It deviates from these ...
The National Bridge Inventory lists it as "structurally deficient." [6] There is extensive graffiti inside. [1] The roof is now covered with corrugated metal sheeting and the deck is supported by metal I-beams. This description was written in 1974 on the Nomination Form for the bridge's inclusion on the National Register of Historic Places:
The various parts of a truss bridge. A deck is the surface of a bridge. A structural element of its superstructure, it may be constructed of concrete, steel, open grating, or wood. Sometimes the deck is covered by a railroad bed and track, asphalt concrete, or other form of pavement for ease of vehicle crossing.
Another bridge using this truss, the Monaghan Bridge in Stanbridge East, was demolished and rebuilt at the Village Québécois d'Antan in Drummondville. [6] [7] Monaghan Bridge at Village Québécois d'Antan. The bridge's roof has two corrugated metal slopes. The cladding, which protects the structure from the elements, consists of vertical ...
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