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Iteris Inc., which makes lane-departure warning systems for the trucking industry, said Thursday its fiscal third-quarter profit decreased from a year ago.

When passive radio frequency identification began its rise almost a decade ago, hopes ran high that the new technology, which offers hands-free operation and doesn’t require a direct line of sight, would help to free the shipping industry from labor-intensive bar-code tracking, which often requires handheld devices to read labels and is consequently much prone to human error.

Diamond Phoenix and System Logistics have completed their merger and are now operating as one company under the System Logistics Corp. name, the company said Wednesday.

Navistar Inc. said Tuesday it has acquired some assets from Holley Performance Products, including intellectual property rights for valve technology used on exhaust gas recirculation systems.

BlueGrace Logistics said that it has launched an iPhone application for calculating shipping quotes from multiple carriers.

Automated vehicle tracking is now accessible to more fleets than ever before, as providers pack the technology into small — but powerful — hardware. However, economic and regulatory concerns are keeping older systems firmly entrenched in the trucking industry.

As part of its Comprehensive Safety Analysis 2010 program, the Federal Motor Carrier Safety Administration is introducing its new record-keeping system known as SMS, or safety management system.

The Federal Motor Carrier Safety Administration said it was delaying some intermodal chassis safety requirements for six months to give operators of that equipment more time to create a database to track the condition of each chassis.

A recent study by one of the world’s largest makers of Global Positioning System navigation devices has concluded that Seattle is the most traffic-clogged city in the United States.

Driver turnover at large truckload carriers fell in the third quarter to 43% a year, the lowest level since American Trucking Associations began tracking the data in 1995.