Business

While a “two striper” in the Air Force 60 years ago, Robert Carpenter invented a color-coded system for attaching tractor-trailer air-brake connections that now is mandatory equipment for every truck on every American road. He was paid $20.

Strick Trailers announced the addition of InfoScan quick response codes to all new trailers to help speed service response times and increase customer vehicle operating time.

Kenworth Truck Co. announced its proprietary AG400L tandem rear suspension now is standard equipment for the Kenworth T680 on-highway flagship.

Clean Energy Fuels Corp. has begun its Zero Now Financing program, according to the Newport Beach, Calif.-based company.

Boeing Co. stood by the air-cargo market during a withering downturn a decade ago, and that decision is paying off handsomely now.

WASHINGTON — While a federal infrastructure package hangs in the balance, the majority of states have introduced legislation to increase transportation funding on their own.

YOUNTVILLE, Calif. — Daimler Trucks North America is targeting 24-hour turnaround times for truck repairs at its dealerships and is expanding its aftermarket component business as it moves to boost its parts and repair business, company executives said.

U.S. retail sales of Class 8 trucks jumped 23.3% in June to the highest point this year, climbing above 21,000, WardsAuto.com reported. But analysts said the gain came not so much from increased production but reflected deliveries of some trucks that mostly had been finished but were awaiting parts.

CSX Corp. reported second-quarter net earnings of $877 million, or $1.01 a share, a rise of 72% from net earnings of $501 million, or 55 cents a share, in the same period a year ago.

Marten Transport reported a strong jump in profits and revenue in the second quarter, spurred by a rise in operating income at all four of its major divisions.