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Archive for the ‘Bridges’ Category

Puyallup, WA: The Historic Meridian Street Bridge

Monday, June 20th, 2016
Puyallup, WA: The Historic Meridian Street Bridge

For more than eight decades the Meridian Street Bridge over the Puyallup River has served as a portal for cities along the Puget Sound to community of Puyallup, Washington. Significant for its design, it is the only one of its kind in Washington, and may very well be unique in the United States, if not the world.

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Saginaw County, MI: M-13’s New Bridge Beam (Timelapse)

Tuesday, May 31st, 2016
Saginaw County, MI: M-13’s New Bridge Beam (Timelapse)

During the week of May 9, 2016, the Michigan Department of Transportation set bridge beams for the M-13 bridge over the Flint River in Saginaw County.

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Washington State DOT: First Drive on the SR 520 Floating Bridge

Thursday, April 14th, 2016
Washington State DOT: First Drive on the SR 520 Floating Bridge

At 3:50 a.m. on April 11, 2016, WSDOT Incident Response Team drivers completed the maiden voyage across the new SR 520 floating bridge. The westbound lanes on the new bridge are now open to all drivers. Eastbound lanes will switch to the new bridge during the weekend of April 22-25.

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Outstanding Engineering: Michigan’s “96fix” Highway Rehabilitation

Monday, April 11th, 2016
Outstanding Engineering - Michigan's "96fix"

96fix was the largest single-season construction project in state history. Reconstruction of the seven-mile stretch of the 40-year-old freeway included the rehabilitation of 37 bridges, installation of LED lighting and storm sewers, and safety improvements. The $153 million project was completed early and under budget, and brought I-96 in line with current standards. Innovative technologies included visual modeling to gain public support for closing the freeway during construction and 3-D design model for fine-tuning paving work. The process saved taxpayer dollars, cut freeway closure time, and improved pavement quality and safety.

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Lake Quinsigamond, MA: Kenneth F. Burns Memorial Bridge Construction Time-Lapse

Thursday, March 31st, 2016
Lake Quinsigamond, MA: Kenneth F. Burns Memorial Bridge Construction Time-Lapse

Watch progress for the Kenneth F. Burns Memorial Bridge Replacement Project with EarthCam’s time-lapse movie. See construction for the new 870-foot-long bridge from August 2012 to November 2015 with stunning HD imagery.

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Outstanding Engineering: Capacity Improvements on Alaska’s Glenn Highway

Monday, March 14th, 2016
Alaska's Glenn Highway Capacity Improvements

With increased traffic expected to exceed the highway’s design capacity in the coming years, the project team was tasked with designing new lanes that will be used for both regular and high-occupancy vehicle traffic, reducing the grade on a steep approach to the northbound Eagle River Bridge, designing new bridges over the Eagle River, and creating new frontage roads.

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Alabama: Top 50 Projects to Support Economic Growth and Quality of Life

Wednesday, March 9th, 2016

TRIP
While the modest funding increase and certainty provided by the FAST Act are a step in the right direction, the funding falls far short of the level of needed to improve conditions and meet the nation’s mobility needs and fails to deliver a sustainable, long-term source of revenue for the federal Highway Trust Fund.

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St. Louis, MO: Demolishing Boone Bridge

Wednesday, March 9th, 2016
St. Louis, MO: Demolishing Boone Bridge

March 07 2016 Boone Bridge Demo.

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Arizona DOT: Replacing the Hell Canyon Bridge

Tuesday, March 1st, 2016
Arizona DOT: Replacing the Hell Canyon Bridge

Hell Canyon Bridge on State Route 89 is located 18 miles north of Chino Valley and serves as a key connection linking Prescott and northern Arizona…ADOT is constructing a new four-span steel-plate girder bridge to the east of the existing bridge and removing the existing three-span steel deck truss bridge, which has been classified as structurally deficient by bridge inspectors.

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ARTBA: Over 58,495 Structurally Deficient Bridges in the U.S. Are in Need of Repair

Monday, February 22nd, 2016
ARTBA logo

According to ARTBA, “There are nearly 204 million daily crossings on 58,495 U.S. structurally deficient bridges in need of repair.” The term structurally deficient refers to any bridge wherein “one or more of the key bridge elements, such as the deck, superstructure or substructure, is considered to be in ‘poor’ or worse condition.” The most-trafficked bridge on the list, in Los Angeles, CA, carries nearly 300,000 passengers each day.

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