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Engineering standards group ASTM International voted to tighten standards on pure and blended biodiesel fuel during meetings last week in Vancouver, British Columbia.

A top trucking official urged Congress Thursday to take a cautious approach to climate change initiatives, saying the industry was concerned over the impacts of pending cap-and-trade legislation on the economy and fuel prices.

The Teamsters union last week agreed to a new labor contract with 10 auto transporters, six days after Performance Transportation Services Inc., the sector’s second-largest fleet, closed its doors.

Ontario approved legislation last week that will require every heavy-duty truck operating in the province to employ a device to govern its maximum speed at 105 kilometers per hour, or about 65.2 miles per hour.

The national average diesel price remained unchanged at $4.692 a gallon last week, following small declines for the previous two weeks, the Department of Energy reported, matching the longest stretch without an increase so far this year.

Manufacturing levels in the Philadelphia region declined this month, continuing to show contraction, the Federal Reserve Bank of Philadelphia said Thursday.

An index of leading economic indicators improved in May, the second straight increase, the New York-based Conference Board said Thursday.

YRC Worldwide unit Roadway Express said Wednesday it has launched a new specialized pickup and delivery service.