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Bridges Case Studies June 19, 2015

This is what the project looks like in 2015 - exactly the same, despite multiple freeze thaw cycles and storm events.

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This project was completed in 2005.

This Ohio bridge was replaced in 2005 with the help of abutments made of Redi-Rock segmental retaining wall blocks.   "I came up with the design using Redi-Rock because it was a winter project and we didn't want to pour monstrous abutments," the county engineer said. How does the bridge look now,...
Bridges News June 18, 2015
The Left Coast Lifter hoisted the first girder segment into place at the $3.9 billion Tappan Zee Bridge project in New York.   The piece -- 400 ft long, 1,100 tons and made of three prefabricated, curved steel girders -- was placed between two concrete piers, signaling the start of the next...
Bridges News June 18, 2015
Eleven U.S. Senators introduced the BRIDGE Act, which stands for Building and Renewing Infrastructure for Development and Growth in Employment.   If passed, the bill would help states improve road and bridge conditions. The new legislation would set up a central infrastructure bank for states...
Law News June 18, 2015
A top official at the ride-sharing service Lyft and Sen. Bo Watson, R-Hixson, say Tennessee’s new law, which allows car-booking companies such as Lyft and Uber to operate statewide, has been applauded by both officials at Lyft and Sen. Bo Watson (R-Hixson), as a model for other states looking to...
Funding News June 17, 2015
The House Ways and Means Committee are scheduled to hold a hearing titled, “Long-term financing of the Highway Trust Fund.”   Congressional lawmakers are trying to negotiate a long-term funding extension before the expiration of current federal infrastructure funding on July 31.   Lawmakers are...
Public Transportation News June 17, 2015
Following the catastrophic collapse of the embankment supporting the tracks near McCormick Boulevard north of Howard Street and south of Oakton Street on May 17, Chicago Transit Authority’s (CTA) Yellow Line, which runs from the city into nearby Skokie, suspended service indefinitely. According to...
Products June 16, 2015
BASF high-performance plastics and polyurethanes are at the foundation of modern infrastructure. And, at its foundation, great chemistry. Reducing environmental impact while delivering structural strength, resiliency and durability. With a wide variety of applications—transportation surfaces,...
Software Products June 16, 2015
ProContractor by Viewpoint is an all-in-one cloud software solution for estimating, project management and accounting, ProContractor helps manage the entire project lifecycle from bid to project completion in a single solution to collaborate easily and make decisions with confidence. ProContractor...
Funding News June 16, 2015
Increasing the gas tax does not result in a corresponding penny-to-penny increase in the retail price motorists pay at the pump, a study of the market impacts of five state gas tax increases enacted in 2013 found.   The analysis, by Dr. Alison Black, chief economist for the American Road &...
Safety Article June 15, 2015
No one can deny it. The safety features loaded into today’s automobiles are not only more abundant than ever before—they are now objectively incredible.   High-tech gadgets such as adaptive cruise control, forward collision-avoidance systems, adaptive curve headlights, autonomous braking systems,...
Article June 15, 2015
Today is the last day to nominate your road project to be considered for the 2015 Roads & Bridges' Top 10 Roads list. To nominate, click here. When filling out the nomination form, please include as many project challenges as possible. Those submissions with no project challenges will be...
Bridges News June 15, 2015
The Federal Highway Administration (FHWA) began collecting new data from state DOTs to monitor U.S. bridge conditions more closely. State DOTs started providing more detailed information to the National Bridge Inspection Program (NBIP) in April.   Traditionally, bridge inspectors have given one...
Public Transportation News June 15, 2015
  Amtrak’s safety issues continue to compound—and now it looks though a delayed application fo federal safety standards may reroute or even close a major artery in the Southwest.   Late last week, Amtrak told congressional leaders that it might terminate the Southwest Chief service altogether...
Safety News June 12, 2015
A state Division of Highways (DOH) worker was killed in a work zone after being struck by an “out-of-control” vehicle in Wood County, W.V., on U.S. Route 50.   Police said Randall W. Bland, 49, died of serious leg injuries and seven other people were taken to hospitals including a second DOH worker...
Highway Construction News June 11, 2015

(Source: WSDOT)

The Washington Department of Transportation (WSDOT) began construction on the second phase of the I-90 project east of Snoqualmie Pass. On an average day, 28,000 vehicles travel over Snoqualmie Pass, with traffic numbers doubling on weekends and holidays.   This the second of three phases of the...
Intelligent Transportation Systems ITS News June 11, 2015
U.S. Senators Gary Peters (D-Mich.) and Cory Gardner (R-Colo.) have announced the formation of a bipartisan Senate Smart Transportation Caucus to focus on advancing new innovation in transportation technologies for improving overall safety and efficiency.   “New innovations and technologies are the...
Vibratory Hammer Videos June 10, 2015
Through our partnership with Pile Driving Solutions Inc., Imperial Crane Services Inc. is able to present the only certified damper/isolator for the purpose of absorbing the vibration from a vibratory hammer and the damage that these hammers put on cranes.
Funding News June 10, 2015
The House passed the fifth of a dozen spending bills for 2016 to fund the departments of Transportation and Housing and Urban Development.    The $55.3 billion bill narrowly passed with a 216-210 vote. All but three Democrats voted against the bill, while all but 31 Republicans voted in favor.  ...
Safety Article June 09, 2015
Nighttime work zones along roadways can be challenging environments for workers and drivers alike. Setting up and taking down the trailer-mounted light towers used by many construction workers is time-consuming and tedious. Aiming the lights on these towers to maximize visibility while preventing...
Safety Article June 09, 2015
The diverging diamond interchange (DDI) has recently become a popular alternative to other forms of interchange designs.   Since the first DDI installation in Springfield, Mo., in 2009, there have been 47 locations across the U.S. where DDIs have been installed. An example of a DDI in St. Louis, Mo...

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