Accelerated Construction
Image source: Equipment World's Better Roads
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...
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...
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...
Vermont’s narrow scenic roadways and challenging landscapes make innovative bridge construction essential.
A recent project in Hartford involved two complete bridge replacements (bridges 43N and 43S) on I-91. These two bridges carry significant traffic over U.S. Rte. 5, which also is a high-...
A pair of stream crossings on SH 13 in Wisconsin between Ashland and Mellen are finally nearing completion after a 1,000-year storm caused massive washouts two months ago.
Torrential rains washed out culverts at both crossings, as well as hundreds of cubic yards of fill material from the Trout...
News
September 26, 2016
For the second time this month, the Rhode Island Department of Transportation (RIDOT) is replacing a bridge in East Providence within 80 hours. The agency began the replacement of the McCormick Quarry Bridge starting on Friday, Sept. 23 at 9 p.m.
RIDOT says the bridge, built in 1959, has been...
Fourteen bridges in Beaver County, Pa., are to be replaced by the end of 2017, with three of those projects to commence in July.
The three bridges have been in use for a combined 240 years, which underscores the need for immediate repairs and upgrades to those structures.
The projects are a...
A Michigan bridge that went from four months to just four days in construction time.
In 2013, the American Society of Civil Engineers conducted its latest comprehensive assessment of U.S. infrastructure systems. The results painted a grim picture, with the country earning a D+ grade. Along with the unsatisfactory score, the American Road & Transportation Builders Association...
The Rhode Island Department of Transportation (RIDOT) is reconstructing a few state bridges by using precast foundation elements and by constructing the new bridge decks on large supports adjacent to the current bridges. When the new bridge decks are finished this fall, the first structure (East...
Rigid lifting frame used to place precast grid panels
Interstate 81 is a vital trucking route along the Appalachian corridor and in particular, south central Pennsylvania. Years of heavy traffic and the harsh Northeast weather abused the parallel bridges spanning Leitersburg Road near Greencastle.
The conventional concrete bridge decks and steel...
Accelerated construction from 17 to 13 days was achieved by the contractor’s hour-by-hour construction plan and 24-hour work schedule.
The Rte. 6 Bridge Deck Replacement Project Team took a hard look at a range of traffic-mitigation scenarios from full closure to a one-lane road with alternating traffic. After assessing cost of delay up to $80,000 per day, an addition of up to 60 minutes of travel time and potential for 3- to 4-...
News
August 28, 2013
The Virginia Department of Transportation (VDOT) announced that it is less than a year away from completing repairs on a series of 11 bridges along I-95 through Henrico County. Assuming the last bridge is finished in 2014 as scheduled, the department will have completed the entire project in just...
Article
July 15, 2010
On an otherwise typical summer evening in Detroit, a chain of fateful events took place which would ultimately cause a bridge to come crashing to the freeway below.
Around 8 p.m. on July 15, 2009, a crash occurred along a winding stretch of northbound I-75 near the 9 Mile Road overpass involving a...
Article
May 11, 2009
During the late 1990s, the Oregon Department of Transportation noted deterioration of conventionally reinforced concrete bridge structures throughout the state. Historically, this bridge type has been widely used on Oregon highways dating to the earliest days of reinforced concrete technology, with...
Article
March 16, 2009
Bridge widenings in highly congested urban interchanges present a host of technical challenges for design teams, not the least of which is the ever-present accelerated construction schedule. Transportation agencies—and the customers they serve—expect their bridges to be open for traffic. Shut down...
Article
March 16, 2009
Whoever said that life is too short to live by a schedule never tried to replace a bridge on one of the busiest thoroughfares in the nation.
Keeping to any schedule can be tough. But when it comes to replacing a key bridge on a heavily traveled American highway, even creating a suitable schedule...
Article
March 16, 2009
Accelerated bridge construction, combined with bold moves by the Utah Department of Transportation (UDOT), have forever changed the face of bridge replacement in Utah. Bridge replacements that used to inconvenience motorists for months now take mere days.
Incorporating newly accepted techniques by...
Article
March 16, 2009
The ultimate in speed and flexibility for removing and installing bridges—that’s how self-propelled modular transporters (SPMTs) are described by those familiar with their capabilities.
The use of SPMTs fits well with the national vision for rapid renewal of the nation’s aging bridge inventory,...
Article
November 17, 2008
The fast-track rehabilitation of the Stickel Memorial Bridge, which carries I-280 over the Passaic River, two helix ramps at the western end from Rte. 21, and over Rte. 699 in Hudson and Essex counties, N.J., was one of the New Jersey Department of Transportation's (NJDOT) major hyper build...
Article
November 13, 2008
We’ve all seen kids do this. A collection of building blocks, scattered all over the floor. The child stands two of them side-by-side and places another across the top, making a bridge. But then the child thinks the red block would look nicer than the blue one, so he lifts off the blue and replaces...
