Kerry Clines (EQW)RoadbuildingPurdue researchers testing stronger cellulose-infused concrete on Calif. bridgeResearchers at Purdue University have found a way to make concrete stronger by infusing it with cellulose nanocrystals, byproducts generated from wood, and will test it on a bridge that will be built in California this spring, according to a news release from the Purdue Research Foundation. At press time, the exact bridge where the cellulose-infused […]April 24, 2018RoadbuildingCrews implode historic Lake Barkley Bridge in Ky.The old U.S. 68/KY 80 Lake Barkley Bridge in Canton, Ky., was demolished on Wednesday morning, April 11, 2018. Crews used explosives to take down the 90-year-old historic bridge. The Kentucky Transportation Cabinet closed the new replacement bridge running alongside the old one during the explosion and reopened it after crews checked to […]April 23, 2018RoadbuildingU.S. 290 toll road in Texas now open to trafficThe Texas Department of Transportation (TxDOT) reports that U.S. 290 in Harris County is now open, with four lanes in each direction from Grand Parkway to Waller County, but some minor work remains, the Houston Chronicle reports. An event celebrating what officials called “substantial completion” took place April 18. TxDOT spokeswoman Deidre George told reporters that […]April 23, 2018RoadbuildingFungus-powered, self-healing concrete could eliminate cracks in existing roads, bridgesBinghamton 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, 2018RoadbuildingFrom demo to done, PennDOT uses precast concrete for quick I-78 bridge projectThe 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, 2018RoadbuildingFla. DOT acquires $763 million for final phase of First Coast ExpresswayGov. 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, 2018RoadbuildingUDOT lists Top 10 construction projects for 2018; Technology Corridor No.1Utah’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, 2018RoadbuildingTrump administration, federal agencies sign MOU to limit infrastructure approval to 2 yearsThe 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, 2018RoadbuildingThree bridges receive Slag Cement Association awardsNine 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, 2018RoadbuildingFormer U.S. Transportation Secretary elected to Graniterock boardGraniterock 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. 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