���ϳԹ���

More fleets are requesting downsped engines that run at about 1,100 rpm at highway speeds, significantly slower than previous generations of diesels.

Canadian Pacific Railway Ltd. reached a tentative four-year deal with the Teamsters Canada Rail Conference, ending a strike that began late May 29.

Tim Sylvester, CEO of Kansas City, Mo.-based Integrated Roadways, thinks his startup company’s “smart pavement” — bristling with sensors and the latest fiber-optic and wireless technology — could be a lifesaver in mishaps.

Missouri voters will choose whether to raise the nation’s fourth-lowest gasoline tax when they go to the polls in November.

The California Air Resources Board has approved amendments to toughen state standards on heavy truck smoke opacity limits as well as require motor carriers with two or more trucks to report their annual smoke test results to the agency.

Virginia transportation officials have planned a series of meetings in June to gather public feedback as their study of the Interstate 81 corridor takes shape.

Illinois Gov. Bruce Rauner announced an $11 billion infrastructure plan May 29 that aims to repair and upgrade the state’s roads and bridges.

The U.S. average retail price of diesel increased for the 10th week in a row, nudging up 1.1 cents to $3.288 a gallon, according to the U.S. Department of Energy’s Energy Information Administration report May 28.

Canada’s foreign minister is headed to Washington as the clock ticks down to reach a deal on updating the North American Free Trade Agreement that could pass Congress this year and skirt metals tariffs.

A bipartisan group of senators recently introduced a bill that would relax both electronic logging device and hours-of-service requirements for livestock haulers.