State highway officials say motorists should be aware of lane restrictions on US 41 in Sullivan County beginning today. Indiana Railroad Company will be making repairs to their rail crossing on U.S. 41, about two-miles south of Sullivan. Work will begin around 8:00 AM. Railroad crews will close one lane of traffic at a time to make repairs. A minimum of one, twelve-foot lane in each direction will be maintained at all times. Repairs are expected to be completed by late evening on Friday.