This large towboat was built in 1985 by Jeffboat as the Cletus for Luhr Bros. Inc. of Columbia, IL. She was renamed The Mule in 2005.
The Mule can often be found working in the Chicago area on the Calumet River on construction and contracting projects.
- Type: Twin Screw Towboat
- Year Built: 1985
- Builder: Jeffboat Inc., Jeffersonville, IN
- Hull No.: 84-2646
- Engines: 2 Caterpillar 3516
- Horsepower: 3,000 bhp
- Length: 96′ 00″
- Breadth: 36′ 00″
- Depth: 9′ 05″
- Port of Registry: St. Louis, MO