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Regulators appear likely to accept the financially beleaguered Postal Service’s request for more freedom to raise the price of mailing letters. It would be the biggest change in the Postal Service’s pricing system in nearly a half-century, allowing stamp prices to rise beyond the rate of inflation.

This month marks the 10th anniversary of a deadly bridge collapse in Minnesota, which shaped one of the earliest conversations about structurally deficient bridges and the significant funding needed to fix or replace infrastructure nationwide.

The U.S. average retail price of diesel jumped 5 cents to $2.581 in the sixth consecutive increase for trucking's main fuel.

The Arizona Department of Transportation installed automatic verification systems to save time and costs for the more than 9 million trucks that pass through its weigh stations each year.

Robert Sumwalt will serve as chairman of the National Transportation Safety Board after the Senate confirmed him to the post Aug. 3.

The Trump administration’s $1 trillion infrastructure promise is starting small — with a reboot — and shifting greater responsibility onto states and municipalities.

The Federal Motor Carrier Safety Administration has taken another step toward removal of a requirement that all drivers with insulin-treated diabetes seek a formal exemption to be allowed behind the wheel.

Regulators for the FMCSA and FRA announce plans to formally withdraw a 2016 advance notice of proposed rulemaking regarding sleep anea.