One tunnel boring machine has made headway drilling a new 5,700-ft-long tube for the Chesapeake Bay Bridge-Tunnel, part of a $756-million project to eliminatie a longstanding bottleneck by connecting parallel above-water segments constructed in 1995 to carry southbound traffic.
Citing the 2022 Pittsburgh span failure, the National Transportation Safety Board says bridges made of uncoated weathering steel plate could face accelerated deterioration and potential collapse without immediate action.
Facility in Montgomery County sets records in planned onsite solar generation and in green hydrogen production, according to energy-as-a-service developer AlphaStruxure.
Construction begins to replace the troublesome 127-year-old Norwalk, Conn., railroad crossing with a structure better suited to serve the region’s growing volume of passenger rail traffic.
Moving Florida Forward calls for general revenue transfers of $4 billion to the State Transportation Trust Fund, and the use of “innovative financing tools, contracting and proposed policies” to deliver the $7-billion program.
Pittsburgh International Airport’s $1.4-billion modernization project has exceeded 40% completion, nearing the halfway mark since placing the last steel beam on the terminal roof May 4.
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