Her tonnage was 12 522 tons gross, 11 562 under deck and 7 902 net (these numbers were subject to changes through time). The promenade deck was 195 feet of length. She was construction on steel, had twin screws; 3 steel decks, 2 sheathed in wood, and steel shelter deck sheathed in wood: She had web frames, 10 bulkheads, partly asphalted and partly cemented. The Potsdam was fitted with electric light, submarine signaling device and wireless. She had a cellular double bottom, aft 153 feet, under engine and boilers 97 feet, forward 208 feet, 1 627 tons; Deep Tank forward 57 feet, 1 945 tons. Propulsion: triple expansion engine with 6 cylinders of 27 7/16, 46 1/2 & 80 in. diameter each pair; stroke 55 1/8 inches; operating at 206 p.s.i.; 1 355 nominal horsepower; 4 double ended and 3 single ended boilers; 33 corrugated furnaces; grate surface 698 sq. ft.; heating surface 24 046 sq. ft.; engine built by the same company as the hull. [Lloyd's register of shipping, submitted by Gilbert Provost][North Atlantic Seaway by N.R.P. Bonsor, vol.3,p.912]