Support for InfrastructureUSA.org
has been provided by these organizations and individuals:

John Hennessy III,
P.E.

Archive for the ‘Bridges’ Category

Pennsylvania: Replacing 558 Bridges in 4 Years

Wednesday, September 24th, 2014
Map of Final Bridges - P3 RBR Bridges

PENNSYLVANIA DEPARTMENT OF TRANSPORTATION
With the P3 approach, we can replace hundreds of these bridges more quickly, save money and minimize the impact on the traveling public. SD bridges are not unsafe but pose a serious problem that jeopardizes our ability to grow economically and create jobs. This initiative, in conjunction with Pennsylvania’s new comprehensive transportation funding law that Corbett signed on Nov. 25, 2013, will bring much needed investment to the state’s bridges.

View this complete post...

Columbia, MO: Building a Bridge from the Ground Up

Thursday, September 4th, 2014
Columbia, MO: Building a Bridge from the Ground Up

This is a timelapse video of the GRS-IBS construction of the Route B bridge over Business Loop 70 in Columbia, MO. The video is of construction to date (8-25-14) on the bridge.

View this complete post...

Long Beach, CA: Challenges in Bridge Construction

Thursday, August 28th, 2014
Long Beach, CA: Challenges in Bridge Construction

An update on the progress of the Gerald Desmond Bridge Replacement Project and the challenges facing the engineering and construction team.

View this complete post...

Building A Quake-Proof Bridge

Wednesday, August 27th, 2014
Building A Quake-Proof Bridge

A new, rocking, pre-tensioned concrete bridge support system has been developed by the University of Washington that reduces on-site construction time and minimizes earthquake damage. The 52-ton, 70-foot-long concrete bridge, built atop three 14- by 14-foot, 50-ton-capacity hydraulically driven shake tables at the University of Nevada, Reno, was shaken in a series of simulated earthquakes, culminating in the large ground motions recorded in the deadly and damaging 1995 magnitude 6.9 earthquake in Kobe, Japan.

View this complete post...

Lowell, MI: Demolition of the M-50 Bridge

Friday, August 22nd, 2014
Lowell, MI: Demolition of the M-50 Bridge

Normally, bridge demolition is a fairly fast process that can even allow for traffic to cross one side of the bridge during work. With the M-50 bridge, the situation was much different. Crews had to close the entire bridge due to the way it was built.

View this complete post...

Cleveland, OH: Innerbelt Bridge Demolition

Thursday, August 7th, 2014
Cleveland, OH: Innerbelt Bridge Demolition

Cleveland’s old innerbelt bridge is blown up and dropped to the ground.

View this complete post...

St. Paul, MN: Sliding the Larpenteur Avenue Bridge Into Place

Wednesday, July 16th, 2014
St. Paul, MN: Sliding the Larpenteur Avenue Bridge Into Place

Q: How do you move a 3.5 million-pound bridge?
A: One inch at a time.
For the new Larpenteur Ave. Bridge over I-35E north of St. Paul, Minn., MnDOT used an innovative slide-in-bridge-construction

View this complete post...

Washoe County, NV: Constructing I-580′s Galena Bridge

Monday, July 14th, 2014
Washoe County, NV: Constructing I-580′s Galena Bridge

The I-580 freeway extension between Reno and Carson City opened in late August 2012. This time lapse video shows construction of the freeway’s showcase bridge, the Galena Creek Bridge.

View this complete post...

Denver, CO: Repairing the Pecos Street Bridge Over I-80 (Time Lapse)

Friday, July 11th, 2014
Denver, CO: Repairing the Pecos Street Bridge Over I-80 (Time Lapse)

Colorado DOT reconstructs the Pecos Street Bridge over I-70 outside of Denver. This 60-second time lapse video makes it look easy!

View this complete post...

Virginia DOT: Restoring the I-95 Bridges

Monday, July 7th, 2014
Virginia DOT: Restoring the I-95 Bridges

VDOT project manager Scott Fisher talks about the I-95 Bridges Restoration Project that took place in Richmond, Va.
-vdotweb on YouTube

View this complete post...

Receive Infra Update, our email newsletter.

Follow InfraUSA on Twitter Facebook YouTube Flickr
Show us your infra! Show us your infra!

Video, stills and tales. Share images of the Infra in your community that demands attention. Post your ideas about national Infra issues. Go ahead. Show Us Your Infra!  Upload and instantly share your message.

Polls Polls

Is the administration moving fast enough on Infra issues? Are Americans prepared to pay more taxes for repairs? Should job creation be the guiding determination? Vote now!

Views

What do the experts think? This is where the nation's public policy organizations, trade associations and think tanks weigh in with analysis on Infra issues. Tell them what you think.  Ask questions.  Share a different view.

Blog

The Infra Blog offers cutting edge perspective on a broad spectrum of Infra topics. Frequent updates and provocative posts highlight hot button topics -- essential ingredients of a national Infra dialogue.