Originally Posted by indyfabz

This section of former highway is now a sick bike path. It’s also where a portion of “The Road” was filmed. The first tunnel is about .75 miles long. The other is over a mile. Both are unlit. Fun ride.

The stretch was abandoned in the 60s because of leakage and traffic volume. The section leading to the first tunnel was repaved at some point and was used to train driving skills to law enforcement, school bus and snow plow operators.