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The Department of Transportation is making $679 million available to states to cover costs incurred to repair roads and bridges damaged by “a variety of natural emergencies and catastrophic events.”

Rail and intermodal traffic declined last week compared with the same week a year ago, the Association of American Railroads said.

Truckload carrier Knight Transportation’s third-quarter profit rose to $16.1 million, or 19 cents a share, from $14.5 million, or 17 cents, a year ago.

Truck dealership Rush Enterprises’ third-quarter net income fell to $8 million, or 21 cents a share, down from $13.1 million, or 34 cents, a year ago.

NEW ORLEANS — Fleet executives said that despite the benefits of using safety technology, attitudes within the industry need to change in order to have wider acceptance.

The Justice Department filed an amicus brief in support of American Trucking Associations’ challenge to the Ports of Los Angeles and Long Beach’s port concession plans.

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

Transportation and third-party logistics firm C.H. Robinson Worldwide said its third-quarter profit rose to $93.6 million, or 54 cents a share, from $83.7 million, or 48 cents, a year ago.

The Federal Motor Carrier Safety Administration soon will introduce a program that will list certified medical examiners on a national registry and require all interstate commercial truck drivers to obtain their medical certification from an approved examiner.