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As fleets know, many variables can affect test results for truck fuel-saving technologies and practices.

Camera monitor systems designed to replace a truck’s conventional side mirrors are getting favor­able reviews from drivers, according to exec­utives at fleets that are testing the new technology, which also recently received a nod of approval from federal regulators.

Camera monitoring systems promise to improve highway safety by giving truck drivers better visibility around the outside of the truck, but removing the mirrors could force highway safety inspectors to change their practices, according to the executive director of the Commercial Vehicle Safety Alliance.

WASHINGTON — While the debut of automated vehicles in the marketplace remains years away, the technology already available has the potential of improving safety for commercial drivers, officials and experts at the annual meeting of the Transportation Research Board here said.

Rhode Island has again topped an advocacy group’s report that evaluates states’ road safety enforcement efforts.

The New York State Department of Transportation announced that state inspectors will begin enforcing federal electronic logging device rules, ending a year-plus stretch during which a lawsuit kept the state law enforcement in limbo and left federal inspectors as the sole enforcers of the rule in the state.

WASHINGTON — Technology is changing the transportation landscape as freight carriers move toward self-driving vehicles and public officials look for new ways to develop infrastructure and prepare for what could be a major shift in traffic patterns and driving behavior.

WASHINGTON — Analyzing and visualizing data can help state departments of transportation and planning organizations better understand traffic flow, safety concerns and capacity needs, according to a group of panelists assembled at the Transportation Research Board’s annual meeting Jan. 16.

WASHINGTON — Mary Peters, one of two secretaries of transportation during President George W. Bush’s tenure, was recognized with a lifetime achievement award at the annual meeting of the Transportation Research Board.