The I-65 project between Greenwood and Franklin has caused delays since April 2015.
INDOT is hosting a series of meetings for Indiana Farm Bureau members to discuss road and bridge funding.
The Hoosier State Line runs from Indianapolis to Chicago.
Police say drivers should avoid the southbound lanes of State Road 37 between Martinsville and Bloomington between noon and 3:30 p.m.
Roadwork this year is estimated to cost $850 million.
Attendees will be able to ask questions about the stretch of I-69 extending from Martinsville to Indianapolis.
INDOT has recommended a single route for the final leg of I-69, section six from Martinsville to Indianapolis.
Indy's Family Restaurant is one of 96 that could have to move because of I-69 section six.
The route is expected to result in the relocation of 279 homes and nearly 100 businesses. INDOT predicts it will boost wages by $1.7 million.
The money will pay for improvements on several U.S. and state highways.