Tag: News: Page 32

Roadbuilding

Miss. DOT using drones to keep an eye on infrastructure

The Mississippi Department of Transportation (MDOT) is using drones to keep an eye on infrastructure projects in the state, and to help keep drivers safe, LocalMemphis.com reports. Transportation Commissioner Mike Tagert explained the importance of drone technology on state roads and bridges, saying “Compared to traditional bridge inspection processes and safety implementations of using employees for […]

May 3, 2018

Roadbuilding

Meet Chessie, the tunnel boring machine that will dig new tunnel under Chesapeake Bay

The new boring machine that will drill the mile-long hole for an expansion of the Chesapeake Bay Bridge-Tunnel (CBBT) has been named Chessie after the fabled sea monster that is said to live in Chesapeake Bay, The Virginian-Pilot reports. The name was chosen from more than 120 names that were submitted by local sixth graders […]

May 2, 2018

Roadbuilding

Penn. bridge demolition interrupted by unexpected collapse

As Pennsylvania Department of Transportation (PennDOT) crews worked to slowly and carefully bring down the 100-year-old Harrison Avenue Bridge in Scranton over Central Scranton Expressway on April 19, one span of the bridge came crashing down unexpectedly, WNEP News reports. The expressway had been closed to traffic for several hours before the demolition began, and […]

May 1, 2018

Roadbuilding

Dismantling the old Sakonnet River Bridge in R.I.

The Rhode Island Department of Transportation (RIDOT) began dismantling the 62-year-old Sakonnet River Bridge on Thursday morning, April 11, the Providence Journal reports. The support beams on either side of the large central arch segment of the bridge were cut, and the bridge section was slowly lowered onto waiting barges. Four metal columns capable of […]

April 30, 2018

Roadbuilding

ISS crewmember shares photo of Mackinac Bridge from space

National Aeronautics and Space Administration (NASA) astronaut Andrew J. “Drew” Feustel of Lake Orion, one of the crew aboard the International Space Station, shared an overhead image of the Mackinac Bridge on April 18, providing a new perspective of the size and marvel of the Michigan landmark, mlive reports. This was the second time he took […]

April 30, 2018

Roadbuilding

Ore. receives $37 million in USDOT Emergency Relief grant funds

Oregon will receive $37 million in grants through the U.S. Department of Transportation’s Emergency Relief program as reimbursement for repairs it made to infrastructure on public lands damaged by the severe winter weather and acts of nature, according to a press release from U.S. Sen. Jeff Merkley, who serves on the Senate Appropriations Committee with […]

April 27, 2018

Roadbuilding

MoDOT performs 9-foot slide of Poplar Street bridge

Various images and a video from the Missouri Department of Transportation (MoDOT) show the “slide” of the eastbound I-64/I-55 Poplar Street Bridge that spans the Mississippi River between Missouri and Illinois. MoDOT moved the bridge 9 feet to the south March 31 as part of a project that will add an additional lane to the […]

April 26, 2018

Roadbuilding

Scientists develop regenerating bio-concrete using solid-state fermentation

Scientists at the University of Waikato in New Zealand have developed a protocol called solid-state fermentation that uses nanobiotechnology to make a concrete that regenerates itself to repair cracks as they develop. Researchers around the world have been working on the same thing, but Waikato researchers Dr. Aydin Berenjian and PhD student Mostafa Seifan have […]

April 26, 2018

Roadbuilding

American Concrete Institute announces new officers and directors

The American Concrete Institute (ACI) announced its 2018-2019 president, vice president, and four board members during its Concrete Convention and Exposition in Salt Lake City in March. David A. Lange was elected to serve as president for 2018-2019, Jeffrey W. Coleman was elected vice president for a two-year term, and Randall W. Poston was elected senior vice president for a two-year […]

April 25, 2018

Roadbuilding

Purdue researchers testing stronger cellulose-infused concrete on Calif. bridge

Researchers 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, 2018

Roadbuilding

Crews 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, 2018

Roadbuilding

U.S. 290 toll road in Texas now open to traffic

The 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, 2018