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WEST GREENWICH, R.I. — Rhode Island began charging tractor-trailers to drive on Interstate 95 on the morning of June 11. But while opponents rallied against a tolling scheme they call unconstitutional, it is unclear when — or even if — a long-threatened legal challenge will come.

Tom Clark says desk jobs he has worked in the past have involved 50- and 60-hour workweeks, not including daily preparation and commutes. So to him, a job that takes him away from home for large chunks of time isn’t an issue.

West Virginia’s motorists and visitors traveling across the Mountain State learned June 7 that tolls along the West Virginia Turnpike will double when the year 2019 arrives on their calendars.

In Texas, Sherman-Denison Metropolitan Planning Organization officials expect to present the draft version of a regional freight corridor plan later this summer.

BRANDON, Iowa — Officer Chris Wicklund with the Iowa Department of Transportation’s Motor Vehicle Enforcement Agency peered into the red Kenworth’s engine, slid under the semitrailer on a mechanic’s creeper and checked the driver’s log book.

In an attempt to close a truck driver shortage cited by industry insiders, Ninth District Rep. Trey Hollingsworth is co-sponsoring a bill that would lower the age when commercial motor vehicle drivers are able to travel across state lines from 21 to 18.

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.

Greg Gantt, CEO of Old Dominion Freight Line threw a homecoming party in Lakeland, Fla., on May 24, and he came with a $10 million gift.

State officials figure the Volkswagen diesel emissions testing scandal added an extra 10,000 tons of noxious nitrogen oxide to California’s air. To make up for it, the state will use $423 million of Volkswagen penalty money to cut the same amount of nitrogen oxide by subsidizing the purchase of zero-emission trucks, buses and other vehicles.