Officials say it's too early to rule out any funding resources, including tolling.
The bridge closed Aug. 7 after sinking several inches.
A 50-mile stretch of I-65 that runs through Lafayette will remain closed until mid-September.
Hoosiers traveling to Lafayette or Chicago will have to take an alternate route as INDOT works to repair a bridge on I-65.
IU Health is revoking disciplinary actions against two nurses who tried to unionize; scientists are giving the bridge over Wildcat Creek a thorough examination.
Indiana's highway commissioner is encouraging the state to allocate funds to repair hundreds of bridges over the next 10 years.
Indiana's top transportation priorities are expected to cost between $5 billion and $10 billion.
Sergeant Jeremy McQueary died two months before he was scheduled to come home to his wife and infant son.
The explosion is the third in a series of four demolitions that will lead to the removal of the entire old Milton-Madison Bridge.
The 10-year nesting site will remain undisturbed during construction, officials say.