The Kentucky Geological Survey accepted two tons of geological history for study and educational use.

The Waterway Protection Tunnel stretches four miles from the intersection of North 12th and Rowan streets to the intersection of Grinstead Drive and Lexington Road.

Nicknamed “Bumblebee,” to honor Louisville boxing great Muhammad Ali and his “float like a butterly, sting like a bee” slogan, the boring machine recently descended 200 feet underground to cut the path of the Metropolitan Sewer District’s Waterway Protection Tunnel. 

The 900-ton boring machine, nicknamed “Bumblebee,” has drilled through bedrock for more than a year. Now, 200 feet underground, it reached it’s 4- mile destination for MSD. 

A huge drill nicknamed "Bumblebee" is drilling out thousands of pounds of rock to create a four-mile tunnel.