USS Urgent (ARS-48), a Bolster-class rescue and salvage ship, was scheduled to be built at Napa, California, by the Basalt Rock Co., Inc.; but the end of the war in the Pacific removed the need for the ship. Accordingly, the contract for building the vessel was terminated on 12 August 1945.

References

This article incorporates text from the public domain Dictionary of American Naval Fighting Ships. The entry can be found here.