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Covenant Transportation Group said Tuesday it lost $39.8 million, or $2.83 per share, compared with a profit of $176 million or 1 cent, a year ago.

Senate Republicans Tuesday blocked a proposal to add billions of dollars of highway and mass transit funding to the economic stimulus bill continuing to shape, the Associated Press reported.

Diesel engine maker Cummins Inc. said Tuesday its fourth-quarter profit fell 55% from a year ago, due to declining demand.

California environmental regulators said last week the U.S. Environmental Protection Agency has granted the state a waiver that will allow enforcement of its regulation requiring emission-control retrofits on refrigerated trucks and trailers.

Paccar Inc.’s parts dealers are offering the company’s Engine Control Systems Purifilter, an aftermarket passively regenerating diesel particulate filter approved by the California Air Resources Board for installation and use in a wide variety of Class 8 trucks.

ArvinMeritor Inc. said Tuesday that it has presented Wal-Mart Stores Inc. with a prototype heavy-duty truck equipped with the first Meritor diesel-electric drivetrain.

Why is using a cell phone while driving likened to drunken driving? As long as you have your hands free and you have a Bluetooth device or a headset, I do not see a problem.

The U.S. Senate confirmed several key cabinet posts, including Ray LaHood as secretary of transportation, but the Obama administration has yet to announce the president’s choices to lead several key transportation agencies within DOT.

American Trucking Associations will exhaust all legal avenues to fight employee-only concession requirements contained in the Port of Los Angeles’ clean trucks plan, ATA President Bill Graves said.

The Federal Motor Carrier Safety Administration has pulled back its formal proposal to require some carriers to use electronic onboard recorders, with indications the Obama administration may want to expand their use.