Coach Incorporated

Regulators shut down 26 bus operations along I-95

After a yearlong investigation, federal safety regulators have closed 26 bus operations as "imminent hazards," including one that they said operated illegally in Maryland and another that ran 16 daily trips between Baltimore and New York City.

The crackdown along the Interstate 95 corridor is the largest in the history of the Federal Motor Carrier Safety Administration, officials said Thursday. It included nine active bus companies, 13 companies that had been ordered out of service but were continuing to operate, one ticket seller, and three companies seeking federal operating authority. More than 30 buses were taken off the road.

U.S. Transportation Secretary Ray...