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Heavy Girder Over Bridge The Heavy Girder Over Bridge (HGOB) provides a lower profile allowing easier crossing for heavy transporters and tankers on line of communication routes. The bridge is transported on 1 DROPS pallet of a 14 tonne truck. A Royal Engineers Section and a crane is used to construct the bridge.
The Chicago Sun-Times, the last railroad customer to the east of the bridge, moved their printing plant out of downtown Chicago in 2000, and the bridge has been unused since. It was designated a Chicago Landmark in 2007. The bridge is lowered once a year and inspected by crew driving a Hi-Rail truck, and is still in "active" status. [2] [3]
The BP Pedestrian Bridge, or simply BP Bridge, is a girder footbridge in the Loop community area of Chicago, United States. It spans Columbus Drive to connect Maggie Daley Park (formerly, Daley Bicentennial Plaza) with Millennium Park , both parts of the larger Grant Park .
The chosen solution was to construct the bridge in the raised position above the old bridge, then demolish the old bridge once construction was completed. The bridge was designed by Waddell & Harrington, and fabricated and erected by the Pennsylvania Steel Company. [3] Construction of the south tower began on September 4, 1913.
Each of these was provided with a heavy girder bridge, approached by immense fills to keep the gradients down. The fill material came from two deep cuts on the route. The track was built to steam-road standards, allegedly with 85 pound (38.5 kg) rail and white oak ties -in fact, 60 pound (27 kg) rails were used. [ 27 ]
When it opened in 1902, on Chicago's north side, it was the first such bridge built in the United States. The bridge was a major advance in American movable bridge engineering, and was the prototype for over 50 additional bridges in Chicago alone. [5] The bridge was designated as an ASCE Civil Engineering Landmark in 1981, and a Chicago ...
The Des Plaines River Valley Bridge is a post-tensioned concrete girder toll bridge in the northeastern portion of the U.S. state of Illinois.It carries Interstate 355 (I-355) over the Des Plaines River, the Chicago Sanitary and Ship Canal, the Illinois and Michigan Canal, several railroad lines, Bluff Road, New Avenue and a forest preserve.
The Outer Drive Bridge, also known as the Link Bridge, is a double-deck bascule bridge carrying DuSable Lake Shore Drive across the Chicago River in Chicago, Illinois, United States. Construction was started in 1929 and was completed in 1937 as one of the Public Works Administration 's infrastructure projects in Chicago.