Accelerated Construction

FIU pedestrian bridge collapse
News March 05, 2019
Nearly a year after the Florida International University (FIU) pedestrian bridge collapsed, Magnum Construction Management (MCM), the Miami-based contractor hired to install the bridge, has filed for bankruptcy.   MCM, formerly known as Munilla Construction Management, submitted its Chapter 11...
FIU bridge collapse
Article October 08, 2018
A federal judge recently blocked the release of documents that could reveal why the roadway under the Florida International University (FIU) pedestrian bridge had not been shut down upon discovery of severe cracking on the structure before it collapsed and killed six people, according to a report...
FIU bridge collapse
News September 19, 2018
The U.S. Department of Labor’s Occupational Safety and Health Administration (OSHA) on Friday cited multiple contractors for safety violations after one employee suffered fatal injuries and five other employees sustained serious injuries when a pedestrian bridge at the Florida International...
Jones Road bridge after construction

NJDOT completed the superstructure replacement over Jones Road in October 2017.

Article September 04, 2018
Fort Lee, N.J., is home to the second-worst traffic bottleneck in the country according to the American Transportation Research Institute.   This ongoing pain point was evident during the evaluation of a bridge handling 63,000 vehicles every day and serving as a connector to the nearby George...
FIU bridge collapse
News August 22, 2018
Siding with the Miami Herald, a Tallahassee judge Tuesday ordered state transportation officials to hand over records related to the March bridge collapse at Florida International University (FIU) that resulted in six deaths.   The Herald sued the Florida Department of Transportation (FDOT) in May...
FIU bridge cracking

Image: NTSB via Munilla Construction Management

News August 10, 2018
Cracking that appeared in the Florida International University (FIU) bridge days before it collapsed was more extensive than previously disclosed, according to a preliminary report released this week by the National Transportation Safety Board (NTSB), the Miami Herald has reported.   The images in...
WV Turnpike ABC
Case Studies July 12, 2018
The West Virginia Turnpike, an 88-mile four-lane toll road including stretches of I-77 and I-64, is a winding and elevated highway through mountainous terrain. There are 116 bridges on the Turnpike, and prior to 2016, the average bridge age was 32 years old. In 2016, the Turnpike commenced a...
FIU pedestrian bridge collapse investigation
News May 25, 2018
The National Transportation Safety Board released a preliminary report on the agency's ongoing investigation of the pedestrian bridge collapse that took place at Florida International Univerisity (FIU) on March 15 in the city of Sweetwater.   According to the report, the 174-ft-long bridge fell...
FIU bridge
News May 14, 2018
The Miami Herald has reportedly obtained documents from Florida International University (FIU) through a public records request that indicate cracks were observed in the newly installed campus pedestrian bridge two weeks before its deadly collapse.   Photographs and an internal email that had...
ABC bridge earthquake testing
News May 08, 2018
Combined accelerated bridge construction methods were determined to be safe and ready for real-world application following tests using massive shake tables at the University of Nevada, Reno’s world-renowned Earthquake Engineering Laboratory.   The tests in April subjected a 70-ton, two-span, 70-ft-...
U.S. Rte. 30 bridge over Bessemer Avenue replacement project

The U.S. Rte. 30 bridge over Bessemer Avenue replacement project in East Pittsburgh earned the Best ABC Project Award in the PBES category during the National ABC Conference. Photo courtesy of Tri-State Design & Development.

Article May 01, 2018
The reinforced concrete T-beam bridge on U.S. Rte. 30 over Bessemer Avenue in East Pittsburgh, Pa., had served the area well since 1937.   But more than 80 years of traffic and weather had taken its toll. The bridge was structurally deficient to the point that workers had to install temporary...
Laurel Street OC pilot project in Vallejo, Calif.

Crews swing bent cap in place on Laurel Street OC pilot project in Vallejo, Calif. Photos courtesy of Caltrans.

Article May 01, 2018
The Laurel Street Overcrossing (OC) is the first in a series of multi-span accelerated bridge construction (ABC) pilot projects that the California Department of Transportation (Caltrans) is building to assist in the mainstreaming of ABC into its project delivery system.   Due to the demands that...
FIU bridge collapse
Article April 03, 2018
What was left of the north section just laid there being poked and prodded.   Ten days removed from glory, five from tragedy, the accused segment of the pedestrian bridge at Florida International University (FIU) in the city of Sweetwater laid lifeless on Southwest 8th Street on March 20. A mini-...
ABC bridge Pennsylvania
Article April 03, 2018
Bridge collapses are thankfully rare.   Yet in the face of tragedy, it is a trait perhaps natively human to seek restitution in advance of gathering all facts, to point fingers, and, oftentimes, to shout righteously into the wind. The reader is directed to any comment string or talkback on the web...
Sam White Bridge MBI move

Night work on Michael Baker International’s Sam White Bridge move in 2011 using SPMTs.

Article April 03, 2018
The whole point is about safety. At least, that is one of many benefits of accelerated bridge construction (ABC) as explained by those who have been heavily involved in the process for dozens of ABC projects over the last decade.   According to the Federal Highway Administration’s (FHWA) final...
NJ Parkway
Article November 01, 2017
With the recent completion of the Garden State Parkway realignment over Rte. 17 in Paramus, N.J., the New Jersey Turnpike Authority (NJTA) continues to upgrade the historic, 172-mile Garden State Parkway (GSP) to improve operations and safety.   The $68 million improvements to I-163, a partial...
Northeast Extension bridge

Image source: Pennsylvania Turnpike Commission via The Morning Call

News September 11, 2017
Under the direction of the Pennsylvania Turnpike Commission, a Northeast Extension bridge in Lehigh County, Pa., will be demolished and replaced at the end of the month in a matter of days—the quick turnaround, however, will create a detour more than an hour long and push more traffic onto already...
 I-24 bridges in downtown Nashville

Image source: Equipment World's Better Roads

News June 23, 2017
The Tennessee Department of Transportation (TDOT) plans to use accelerated bridge construction (ABC) techniques for replacing I-24 bridges in downtown Nashville.   More than 148,000 vehicles travel on this section of I-24 daily. The $28.5 million project will include replacement of the bridges over...
twin three-span bridges carrying eastbound and westbound I-70 traffic over S.R. 121 / New Paris Pike in Wayne County, Ind
News March 14, 2017
Slide-in construction has been announced as the accelerated bridge construction (ABC) method contractors plan to use to replace the twin three-span bridges carrying eastbound and westbound I-70 traffic over S.R. 121 / New Paris Pike in Wayne County, Ind.   Construction will require recurring...
Seismic evaluation of grouted splice sleeve connections for ABC bridge pier repair
Article November 04, 2016
In recent years, accelerated bridge construction (ABC) has gained attention within regions of high seismicity.   Prefabrication of bridge structural components is an effective ABC method under the category of prefabricated bridge elements and systems (PBES) promoted by the Federal Highway...
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