Instead of another flyover, new approach used with MoPac ‘tunnel’

AUSTIN (KXAN) — It may not be exactly what comes to mind when you hear “tunnel” but that’s what it is. The enclosure — that’s the part of the drive when you feel like you’re inside a concrete box — measures around 200 feet, depending on which side of MoPac you are traveling.
Deputy Executive Director with the Mopac Improvement Project, Jeffrey Dailey, says it’s also built for potential floods.
“There’s a number of inlets that