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A low-water crossing (also known as an Irish bridge or Irish Crossing, causeway in Australia, low-level crossing or low-water bridge) is a low-elevation roadway traversing over a waterbody that stays dry above the water when the flow is low, but is designed to get submerged under high-flow conditions such as floods.
Building a new girder bridge, extradosed bridge, or cable stayed bridge, and demolishing the existing one, estimated cost $59–$71 million. In addition, the collapse of the I-35W Mississippi River bridge in Minneapolis, on August 1, 2007 led to the effort by MnDOT to replace or modify " fracture-critical " bridges in the state.
East Dubuque is a city in Jo Daviess County, Illinois, United States. The population was 1,505 at the 2020 census, down from 1,704 in 2010. East Dubuque is located alongside the Mississippi River. Across the river is the city of Dubuque, Iowa. The city limits extend along the river to the Illinois-Wisconsin border.
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This is a list of bridges and other crossings of the Illinois River from the Mississippi River upstream to the confluence of the Kankakee and Des Plaines Rivers. This transport-related list is incomplete ; you can help by adding missing items .
Dubuque rail bridge 1915 map of the Dunleith and Dubuque Bridge Company. Because of a 150-foot (46 m) bluff very close to the Mississippi riverbank on the Illinois side, about 1/2 mile south of the bridge the approaching railroad track diverges away from the main tracks (and the river) to enter a 1/4-mile tunnel, which then curves about 90-degrees so the bridge track can cross the continuing ...
A diversion tunnel was constructed approximately 1.6 miles (2.6 km) north of the confluence with the Des Plaines River, at a point where the two streams are separated by only 1,600 feet (490 m). Tributary streams include Addison Creek. The Graue Mill historic gristmill stands on the bank of the creek in Oak Brook.
Lock and Dam No. 15 is a lock and dam located on the Upper Mississippi River.It spans the river between Rock Island, Illinois and Davenport, Iowa.Lock and Dam 15 is the largest roller dam in the world, its dam is 1,203 feet (366.7 m) long and consists of nine 109 feet (33.2 m) non-submersible, non-overflow roller gates and two 109 feet (33.2 m) non-submersible overflow roller gates.