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The Norris Bridge is 11,237 feet (3,425 m) long, [1] and provides a Mean High Water clearance of 110 feet (34 m) under the center span with a channel depth of over 60 feet (18 m). The bridge is maintained by the Virginia Department of Transportation. When first opened, the bridge was crossed by just over 1,000 vehicles per day, on average.
The clearance below required under bridges for the largest ships—container ships, ocean liners and cruise ships—is around 220 feet (67 m) so there are often bridges with approximately that height located in coastal cities with bays or inlets, such as New York City's Verrazzano-Narrows Bridge and San Francisco's Golden Gate Bridge. [1]
An overhead power cable, with a clearance of 59 ft (18 m), crosses the channel leading to Terry Cove and Johnson Cove, about 0.4 miles (0.64 km) from the State Route 182 fixed bridge. Several small-craft facilities are in the coves and Cotton Bayou, on the W side of Perdido Pass 0.7 miles (1.1 km) above the entrance.
The bridge provided 35 ft (11 m) of vertical clearance, a channel width of 131 ft (40 m), and carried two 34-foot (10 m) three-lane roadways in either direction between 6-foot (1.8 m) pedestrian sidewalks. [11] After the bridge's first full year of operation, it had recorded at least 3,100 openings (roughly 8–9 times per day).
The Norfolk Southern–Gregson Street Overpass, also known as the 11-foot-8 Bridge or the Can Opener Bridge, [a] is a railroad bridge in Durham, North Carolina, United States. Built in 1940, the bridge allows passenger and freight trains to cross over South Gregson Street in downtown Durham and also functions as the northbound access to the ...
The bridge and its control towers were designed in conjunction with the university's Collegiate Gothic style. It provides a clearance of 46 feet (14 m) [3] and is reported as providing 48 feet (15 m) of vertical clearance above the mean regulated level of Lake Washington for the central 100 feet (30 m) of the bascule span. [4]
I-182 Bridge aka Lee-Volpentest Bridges: 336 I-182 / US 12: Pasco, Washington ... Map all coordinates using OpenStreetMap. Download coordinates as: KML; GPX (all ...
The structure is 3,206.2 metres (2.0 mi) in length with a middle clearance for boats of 18.2 metres (59.7 ft). [3] Originally, one lane was for southbound traffic and the other for northbound traffic. In a bridge opening ceremony, the first car to drive over the bridge was a Suffolk County Sheriff's Office patrol vehicle.