Lane and ramp closures are scheduled on State Road 37 south of Bloomington next week.
Contractors are closing a seven-mile lane of highway for a pavement treatment project.
Transportation officials say lane closures will be in effect for three weeks starting at the Clear Creek bridge to nine miles south of I-69.
S.R. 37 ramps to and from Monroe Dam Road will also closed for two weeks.
The entire project should be complete by late October.