also a bilge keelsom fitted at lower turn of bilge and of 10 inches by 24.3- pound channels riveted to the frames. In the hold there is a ‘tween deck stringer of 49 inches x 17%-pound plate. There are also two intermedi- ate stringers fitted in the hold space, one midway between the hold stringer plate and the main deck, the other midway between the hold stringer plate and the bilge stringer. The main deck plating is of 17%-pound plate and the main deck beams are of 12- inch x 380.9-pound channels fitted to every frame and with a camber of 9 inches in 57 feet 6 inches. The beam knees are 86 x 36 inches x 17%- pound plate fitted at every beam. In the hold, beams of 10 inches x 29.9-pound channels are fitted at every fourth frame. Where these hold beams are omitted as required in CARFERRY WABASH LOADING RAILROAD CARS, FRANKFORT, MICH. Table III Carferry Ann Arbor No. 4 Built at Cleveland 1906 Length overall, ft, ins Length on keel. ft., ins Beam? molded\-ft;,:ims..2. 2. ease Depth molded, ft., ins Height between decks Capacity in railroad cars...... Gross tonnage Net tonnage Official number 203,695 Engines—Two steam triple expan- sion Diameter of cyls. ins Stroke, ins Propellers (No. of) Diameter, ft., ins Pitch, ft., ins Revolutions for one mile........ Boilers—Scotch type (No. of) Steam pressure lbs., sq. in....... Diameter, ft., ins Length, ft., ins Grate. surface sqiattix 6s Natural draft—Coal burner nels are fitted on every frame. Stan- chions in five rows are fitted in the way of machinery arrangement the forward and after peaks hold beams hold of the vessel. “One _center *line hold stringers are reinforced. In the of 6 x 8% inches x 15-pound chan- row and two intermediate rows on LOOKING FORWARD ON STARBOARD SIDE OF SHADE DECK CARFERRY WABASH TABLE II Carferry Ann Arbor No. 3 Built at Cleveland 1898; rebuilt and lengthened 48 ft. with new boilers and engines at Manitowoc 1923.. Length overall, ft., i Length between p.p., ft., ins Beam molded, ft., ins Depth molded, ft.. i Capacity in railroad cars Gross tonnage Net tonnage Official number Engines — Two steam triple expan- sion Diameter of cyls. ins 15x26x44 Stroke, ins 2 Crankshaft, diameter ins........ Line shaft, dia. ins Propellers (No. of) Diameter, ft., ins Pitch, ft.,. ins Revolutions for one mile Boilers—Scotch type (No. of) Steam pressure lbs, sq. in...:... Diameter, ft., i angths tts nS yale as cseca eo hates Heat. surf. sq. ft. one boiler..... Grate surface sq. ft Forced draft—Coal burner LOOKING AFT ON PORT SIDE OF SHADE DECK CARFERRY WABASH MARINE REVIEW—December, 1927 LS