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WASHINGTON — House Transportation Chairman John Mica (R-Fla.) said Tuesday that a temporary extension will be unveiled as early as Wednesday and voted on next week in order to keep highway projects and public transit from shutting down at the end of March.

The Federal Motor Carrier Safety Administration will delay its plans to implement a much-anticipated Compliance, Safety, Accountability program process that would have allowed carriers to seek an accountability review of crashes that went on their safety records, a top American Trucking Associations safety executive said.

Federal regulators have bowed to anti-truck groups and unfairly called into question the integrity of police accident reports by delaying development of a process that could remove unpreventable crashes from carriers’ safety records, American Trucking Associations officials said Tuesday.

WASHINGTON — The leader of Sweden-based Volvo AB said the largest challenges in broader adoption and further development of alternative-fuel vehicles are the maturity of the technology and fueling infrastructure.

General Electric Co. and Chesapeake Energy Corp. have signed a three-year agreement to accelerate the adoption of natural gas.

Truckload carrier Dart Transit Co. said it has assigned seven tractors powered by compressed natural gas to dedicated service for Andersen Window Corp.

Clean Energy Fuels Corp. reported a $20.9 million loss, or 29 cents per share, in the fourth quarter, compared with a profit of $13.8 million, or 18 cents a share, in the year-earlier period.

Heavy trucks are being temporarily banned from thousands of miles of secondary roads across northern New England with the early arrival of spring, the Associated Press reported Monday.

WebTech Wireless, a supplier of GPS location-based and fleet telematics services, reported a fourth-quarter loss of C$934,000, compared with a loss of C$8.2 million a year earlier.