Bridges

Welcome to the Bridges Channel, a special feature that provides the user an in-depth look at the bridge industry. This section offers several areas to explore: product spotlights, article archives, related case studies, related video and product/supplier contact list. 

The Carroll Avenue Bridge in Takoma Park, Md.

The Carroll Avenue Bridge in Takoma Park, Md.

Case Studies April 17, 2018
Historically and visually impressive, the S.R. 195 (Carroll Avenue) bridge is a three-span, 224-ft structure that crosses the Sligo Creek Parkway, Sligo Creek and the Sligo Creek Trail in Takoma Park, Md.   The origins of the S.R. 195 bridge began in 1878 with a humble, low-lying wooden bridge that...
Connecticut DOT Waterbury Mixmaster bridges

Image: Connecticut Department of Transportation

News April 17, 2018
Last month, the Connecticut Department of Transportation (CDOT) awarded a $153 million contract to rehabilitate the bridges on the Waterbury Mixmaster, the name given to the S.R. 8/I-84 interchange.   Walsh Construction Company, which beat out five other bidders, will begin in May to overhaul 10...
Hill & Smith steel barriers 1
Case Studies April 13, 2018
Alkali-silica reaction (ASR), commonly known as “concrete cancer,” is a chemical reaction that can wreak havoc on concrete structures and accelerate deterioration. This corrosive force is quite prevalent in concrete bridge rails and can cause a number of issues, such as negatively affecting the...
deficient bridges
News April 11, 2018
Gov. Phil Bryant on Tuesday declared a state of emergency, issuing a proclamation that orders the Mississippi Department of Transportation (MDOT) to immediately close 83 city and county bridges, a number that increased to 102 by the following day, that have been deemed deficient by federal National...
Delaware DOT settles lawsuit with four firms over I-495 bridge repairs
News April 10, 2018
Following months of negotiations, the Delaware Department of Transportation (DelDOT) has tentatively settled a legal battle that sprung from a months-long emergency shutdown of I-495 outside of Wilmington in 2014.   DuPont and three other companies have agreed to pay an as-yet undisclosed amount to...
FIU bridge collapse
News April 06, 2018
The family of Florida International University (FIU) freshman Alexa Duran, who was killed in last month's pedestrian bridge collapse, has filed a lawsuit in connection with the FIU bridge collapse.   Duran, 18, was the first of six people to be identified after the pedestrian bridge that connected...
North Washington Street Bridge Boston

Image: MassDOT

News April 05, 2018
The Massachusetts Department of Transportation (MassDOT) has approved a $205 million project to replace the North Washington Street Bridge, also called the Charlestown Bridge, along Boston’s historic Freedom Trail.   The 118-year-old steel-truss bridge, which carries 44,000 drivers daily over the...
I-90 Chicago 2016

Work on I-90 in the Chicagoland area in the summer of 2016.

News April 04, 2018
The rapidly deteriorating condition of Illinois roads, bridges, and transit systems is producing increased congestion and vehicle maintenance costs, and the annual cost of needed repairs currently stands at $4.6 billion per year, according to a new study released today by the Illinois Economic...
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...
216th Street pedestrian bridge Queen

The 216th Street Pedestrian Bridge in Queens had been previously flagged by engineers for demolition due to its poor usage and high reconstruction costs.

Article April 03, 2018
When people think of New York City’s bridges, they often think of the iconic East River bridges like the gothic-inspired Brooklyn Bridge or the steel latticework of the Queensboro Bridge.   But the overwhelming majority of New York City’s 2,000+ bridges are actually much smaller and often hiding in...
FIU bridge collapse
News March 27, 2018
According to reports from The Associated Press (AP), construction of the FIU pedestrian bridge that collapsed and killed six people was behind schedule and millions over budget, partially due to a key change in the design and placement of one of its support towers.   Documents obtained by AP last...
podcast
News March 26, 2018
Many bridge experts believe accelerated bridge construction is not the culprit of the FIU bridge collapse that claimed six lives. In the latest Infrastructure Insider podcast, hear from University of Washington Professor John Stanton, who specializes in ABC. To listen to the podcast, click here. 
I-4 Ultimate Orlando
News March 26, 2018
An I-4 Ultimate construction worker has died after a rebar cage fell and struck him in Orlando, officials said.   SGL Constructors, the P3 joint venture operating the project on I-4, said Michael Tolman, 56, died after being struck around 9:45 a.m. Thursday at an I-4 west on-ramp at South Street...
FIU bridge collapse
News March 23, 2018
Before workers began adjusting support cables at the north end of the Florida International University (FIU) bridge that collapsed and killed six people last week, they performed the same work at the opposite end of the bridge, the National Transportation Safety Board (NTSB) said in a statement...
Bridge collapse
News March 23, 2018
With the memory of the FIU bridge collapse still fresh, road crews were working to reopen Southwest 8th Street in the city of Sweetwater on Friday.   The route, where the pedestrian span dropped on March 15, killing six, could be open for the weekend. Workers were still in the process of removing...
FIU bridge collapse investigation
News March 21, 2018
U.S. Transportation Secretary Elaine Chao asked the inspector general of her department to probe whether a federally funded pedestrian bridge that collapsed and killed six in Florida complied with all rules, her office said on Tuesday.   Chao said in a letter she has asked for an audit to determine...
Pennsylvania rapid bridge replacement

Copyright, Pittsburgh Post-Gazette, 2018, all rights reserved. Reprinted with permission.

Case Studies March 20, 2018
One of the country’s largest construction projects undertaken by a public-private partnership is winding down, and ALL Crane Rental of Pennsylvania was in the thick of it. The ambitious $900 million project saw Plenary Walsh Keystone Partners and the Pennsylvania Department of Transportation (...
Bridge collapse

Bridge collapse

News March 19, 2018
Five days after the deadly bridge collapse at Florida International University (FIU) there are still a lot of unknowns, but this is what we know:   The number of confirmed dead is six, and 10 people were injured;   There have been conflicting reports as to what was being done on the bridge prior to...
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