Indiana Department of Transportation workers have begun expanding several interstate ramps in southern Indiana from one to two lanes to help ease congestion caused by the closure of the Sherman Minton Bridge.Paving and striping crews are expanding the I-265 westbound ramp to I-64 westbound, and the I-64 eastbound ramp to I-265 eastbound today.Tomorrow, they’ll expand the I-265 eastbound ramp to I-65 southbound.All the work is taking place between morning and evening rush hours. Later today, officials are expected to announce details to run a shuttle across the Ohio River, between Jeffersonville and the 4th Street Wharf.Transportation officials urge motorists who have the cross the river to leave early, carpool or use public transit when possible or try to arrange a telecommute or staggered shift with their employers.More traffic information can be found here.