This solicitation is for the shafts and propellers to be re-conditioned for the inland river towboat M/V JC Thomas. These are the spare set of port and starboard wheels and shafts. The vessel is owned... This solicitation is for the shafts and propellers to be re-conditioned for the inland river towboat M/V JC Thomas. These are the spare set of port and starboard wheels and shafts. The vessel is owned and operated by the Huntington District, U.S. Army Corps of Engineers. The M/V JC Thomas is a 4,640 HP, twin screw vessel built to ABS Class for hull and machinery.