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WASHINGTON — The chorus of support for funding highways and infrastructure grew louder last week with the U.S. Chamber of Commerce unveiling a four-point plan that would raise fuel taxes, expedite the permitting process, facilitate more private investment and help construction firms address a shortage of skilled labor.

A proposal by the U.S. Environmental Protection Agency to repeal a limit on the number of glider kits built annually is shaping up to be a battle pitting independent truckers and those that would reap economic benefits from more gliders against environmentalists, new truck makers and most trucking-related trade organizations.

The U.S. average retail price of diesel rose 3.2 cents to $3.028, its highest price in three years.

After more than a decade of watching Oregon and a handful of other states test alternatives to traditional gasoline taxes, more states, with the help of federal money, are now joining the quest.

The U.S. Chamber of Commerce will call for increasing the federal gas tax by 25 cents a gallon over the next five years to help pay for rebuilding U.S. roads and bridges as part of its push for a federal infrastructure initiative this year.

In an 87-page report released on Jan. 1, the 21st Century Missouri Transportation Task Force, a 23-member group of lawmakers and industry experts, made a number of recommendations for improving the state’s nearly 34,000-mile highway system and more than 10,000 bridges, including an increase in the state’s gas tax.

CHATTANOOGA, Tenn. - Federal prosecutors have long insisted the goal of a fraud scheme at Pilot Flying J was to boost the truck stop giant’s profit and market share, and this week they served up numbers to try to prove it.

WASHINGTON — Electric-vehicle technology for the medium- and heavy-duty sector is developing rapidly, but the price and range of these vehicles must improve for widespread deployment to take hold, industry experts said.

When freezing weather strikes, cold-weather pros know to treat diesel with additives to prevent the fuel from gumming up their engines.