The first crossing will be on Route 106 approximately one mile from the southeast intersection of routes 106 and 219.
The second crossing is approximately 1.5 miles southeast of the routes 106-219 intersection.
These areas will be closed to traffic from Monday, Oct. 14, through Friday, Oct. 18.
Motorists will be detoured from the Route 219 southeast intersection to North Road to Church Hill Road to Route 106 in Leeds.
MaineDOT maintenance crews along with Pan Am railways will be performing this work.