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Goodyear Tire & Rubber Co.’s second-quarter profit rose to $75 million, or 31 cents a share, from $56 million, or 26 cents, in 2007 as stronger international sales offset a slip in the North American market, the company said Thursday.

The U.S. Coast Guard has begun setting dates when truckers and others who enter ports in ports must have the government-issued Transportation Worker Identification Credential, or TWIC, that is meant to prevent terror attacks on the docks.

Trailer manufacturer Wabash National Corp. reported a net loss of $3.2 million, or 11 cents a share, for the second quarter of 2008, down from earnings of $5.9 million, or 18 cents, a year ago.

Senate Republicans voted Wednesday to continue debate on a measure that would have bolstered the Highway Trust Fund, effectively killing the bill.

Part of Iowa Highway 1 that had been severely damaged by heavy flooding last month has reopened, the state's transportation department said Wednesday.

Sharply higher rail rates for carrying hazardous materials known as toxic inhalants have led some shippers to shift to trucks, said John Conley, president of the National Tank Truck Carriers.

Engine manufacturer Cummins Inc., said that its second-quarter profits rose to a record as overseas demand bolstered a recovering North American truck-engine market.

Covenant Transportation Group said late Tuesday it lost $2.3 million, or 17 cents a share, in the second quarter, compared with a loss of $11.3 million, or 80 cents, a year ago.

Covenant Transportation Group said late Tuesday it lost $2.3 million, or 17 cents a share, in the second quarter, compared with a loss of $11.3 million, or 80 cents, a year ago.