One goal of the research is to identify optimum design patterns from native materials that can be used for 3D-printed horizontal construction at remote sites.
West Virginia approval was vacated by a Richmond, Va., federal court, which cited errors and ordered a permit redo for the 303-mile line from the Marcellus shale region in the currently halted project's latest legal battle.
Inflation, rising interest rates and a skilled labor shortage continue as negative economic factors heading into the second quarter, said Anirban Basu, chief economist at the Associated Builders and Contractors.
Authorities are probing a trench collapse that killed two construction workers, who were identified by The Port Authority of New York and New Jersey as Francisco Reyes, 41, and Fernando Lagunas Pereira, 28.
Federal lawsuit seeks seeks penalties and injunctive relief for unlawful discharge of pollutants under the U.S. Clean Water Act, related to Feb. 3 accident rhat toppled 38 cars carrying hazardous chemicals
Legal action was brought by communities that claimed business and environmental damage when the US Army Corps of Engineers opened the Louisiana spillway for 123 days in 2019.