The bridge has been closed since an overweight semi caused its collapse in 2015.
Orange County is home to about 300 Amish families who use horses and buggies to get around.
The town hopes the historic building can be saved, but won’t know until an investigation is complete.
Orange County used to thrive as a furniture manufacturing hub, but the county's unemployment rate was the highest in the state in April, at 5.9 percent.
Building a new bridge would cost about half as much as repairing the historic structure.
A semi weighing at least five times the posted weight limit caused the bridge to collapse.
The first touched down near Elizabeth in Harrison County, and the second twister landed near West Baden Springs in Orange County.
Paoli has begun the rebuilding process from a fire eight months ago.
All weekend bikers will be riding to Bloomington, Bedford, Brown County and the Boogie.