Tag: News: Page 33

Roadbuilding

Fungus-powered, self-healing concrete could eliminate cracks in existing roads, bridges

Binghamton University researchers are working on perfecting a fungus that will heal the cracks that naturally form in concrete, pressconnects.com reports. To make the self-healing concrete, fungal spores and a nutrient-based medium would be added to the concrete during the mixing process or sprayed onto concrete structures already built. The fungus would naturally secrete minerals […]

April 19, 2018

Roadbuilding

From demo to done, PennDOT uses precast concrete for quick I-78 bridge project

The Pennsylvania Department of Transportation (PennDOT) District 5-0 reports that its Interstate 78 project in Berks County, which featured multiple bridges built using innovative construction practices and precast concrete materials, was successfully completed in 8.5 months, rather than four years. All six bridges were completely designed and constructed with prestressed and precast concrete members produced […]

April 18, 2018

Roadbuilding

Fla. DOT acquires $763 million for final phase of First Coast Expressway

Gov. Rick Scott, state lawmakers, and Florida Department of Transportation (FDOT) officials announced that they have acquired the $763 million needed for the third and final phase of the First Coast Expressway, which will connect Interstate 10 west of Jacksonville with Interstate 95, News4Jax reports. The final piece of the highway bypass will include a new, four-lane replacement bridge for the existing […]

April 18, 2018

Roadbuilding

UDOT lists Top 10 construction projects for 2018; Technology Corridor No.1

Utah’s “Technology Corridor,” a portion of Interstate 15, is No. 1 on the Utah Department of Transportation’s (UDOT) Top 10 list of construction projects for 2018, Deseret News reports. The $450 million project to widen the freeway to six lanes in both directions between state Route 92 and Main Street in Lehi began on Monday, April […]

April 17, 2018

Roadbuilding

Trump administration, federal agencies sign MOU to limit infrastructure approval to 2 years

The Trump administration, along with heads from the Department of Transportation, the Department of the Interior departments, the Environmental Protection Agency, the Army Corps of Engineers, and eight other federal agencies, have signed a memorandum of understanding (MOU) that would allow a lead agency to draw up an environmental impact statement (EIS) and complete National Environmental […]

April 16, 2018

Roadbuilding

Three bridges receive Slag Cement Association awards

Nine outstanding construction projects that used slag cement received 2017 Project of the Year Awards from the Slag Cement Association (SCA) during the American Concrete Institute’s 2018 Spring Convention in Salt Lake City. Each project was selected by the SCA’s Technical Marketing Committee because of its exemplary and innovative uses of slag cement in concrete […]

April 13, 2018

Roadbuilding

Former U.S. Transportation Secretary elected to Graniterock board

Graniterock announced that Mary E. Peters, U.S. Secretary of Transportation under President George W. Bush from 2006 to 2009, was elected to its Board of Directors at a recent shareholder meeting. Peters led the Federal Highway Administration from 2001 to 2005 and, prior to that, was with the Arizona Department of Transportation for 16 years. […]

April 12, 2018

Roadbuilding

Ship hits Tacony-Palmyra Bridge causing 5 hour closure

A ship hit part of the Tacony-Palmyra Bridge over the Delaware River at approximately 10:15 Wednesday night, April 4, 2018, causing the closure of the bridge for more than five hours, NJ.com reports. According to a spokeswoman for the Burlington County Bridge Commission, the bridge was in the open position when the ship made contact […]

April 12, 2018

Roadbuilding

Work on $60 million Champ Clark Bridge over Miss. River progressing

According to WGEM.com, all the underwater work for eight drilled shafts on the new $60 million Champ Clark Bridge has been completed and crews are now focusing on the concrete substructure. The next phase of construction will be the piers in the water. The bridge spans the Mississippi River along U.S. 54 and connects the […]

April 11, 2018

Roadbuilding

New smart memory alloy designed to replace rebar in bridges as earthquake reinforcement

Researchers at the University of British Columbia (UBC) Okanagan have developed smart memory alloys for use in concrete bridges in earthquake-prone areas that they say are safer and more cost-effective than steel rebar. “Conventional steel rebar reinforcements have been used for years in building structurally sound bridges,” said Shahria Alam, associate professor of engineering and […]

April 6, 2018

Roadbuilding

Mass. officials approve $205 million North Washington Street Bridge replacement project

The 100-year-old North Washington Street Bridge that spans Charles River between Charlestown and Boston’s North End is set to get a facelift. Massachusetts officials have approved a $205 million project to replace the rusty truss bridge, the The Boston Globe reports, launching a grueling five-year period of lane closures and construction that will ultimately install […]

March 30, 2018

Roadbuilding

Five Cabinet members push infrastructure before Senate Commerce, Science and Transportation Committee

The Trump administration sent five Cabinet secretaries — Transportation Secretary Elaine Chao, Commerce Secretary Wilbur Ross, Labor Secretary Alexander Acosta, Agriculture Secretary Sonny Perdue, and Energy Secretary Rick Perry — to a Senate Commerce, Science and Transportation Committee hearing on March 13 to talk up its infrastructure proposals, but they didn’t seem to be enough to get […]

March 28, 2018