West Hobomac was built in Seattle, Washington in 1918 at the No. 1 Plant of the Skinner & Eddy Corporation-the 13th in a series of 24 steel-hulled Design 1013 cargo ships built by Skinner & Eddy for the United States Shipping Board's emergency wartime shipbuilding program [REF].
West Hobomac had a designed deadweight tonnage of 8,800 and gross register tonnage of 5,600.