Built in 2012, by Raymond and Associates Incorporated of Bayou LaBatre, Alabama (hull #485) as the Rachel S. Settoon for Settoon Towing Incorporated of Pierre Part, Louisiana.
In 2017, the tug was acquired by Savage Marine Services Incorporated of Salt Lake City, Utah. Where she was renamed as the Savage Integrity.
In 2020, Savage Marine Services Incorporated was acquired by the Kirby Corporation of Channelview, Texas. Where the tug was renamed as the Capt. Bill Ikner.
In 2021, the tug was phased out of active service and was "laid up" at Houston, Texas
Powered by two, Tier II compliant, Cummins KTA38-M2 diesel engines. With Twin Disc reduction gears, at a ratio of 7:1. She was a twin screw towboat, rated at 2,000 horsepower.