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The Pipeline and Hazardous Materials Safety Administration has issued a final rule that requires railroads to develop and submit comprehensive oil spill response plans for route segments traveled by high-hazard flammable trains.

WASHINGTON — A vehicle-miles-traveled tax would present a good long-term solution for funding the nation’s infrastructure, while higher fuel taxes could address more near-term needs, representatives from the Association of American Railroads said.

TransCanada Corp. said its Keystone pipeline, which carries Canadian crude to the United States, likely was the source of an oil spill in Missouri that prompted the company to shut a segment of the line.

The U.S. Environmental Protection Agency plans to tailor its new glider truck emissions standard to help protect the glider industry from “going out of business or substantially reducing its economic growth potential,” agency chief Andrew Wheeler said in a document sent to Congress.

Transport Topics has partnered with Spoken Layer to make one-minute daily briefings available on all your smart devices. Simply say “Alexa, play Transport Topics” or “Okay Google, talk to Transport Topics” to get the day’s biggest trucking headlines.

Trucking groups prepared their drivers with tips on operations and safety as a polar vortex gripped the Midwest, delivering extremely cold temperatures and harsh wind chills.

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

Organizers for this year's gathering of the Transportation Research Board in Washington have come up with a list of a dozen topic areas that policymakers need to address to ensure a sustainable transportation network.

In the debate over climate change, the heaviest polluters — think: power plants, trucks and cars — get the most attention from policymakers. New research suggests a broader view might be called for.