The S/S
Heimdal was a ship of 2,024 tons gross, 1,318 under deck and 1,323 net.
(length 87,17 meters and beam 10,73 meters) Bridge deck 18 feet long and forecastle 28 feet long.
Iron construction, straight stem, one funnel, three masts (Brigantine rigging), 2 decks
(1 of iron &1 partly of iron), 3 tiers of beams, 5 cemented bulkheads, double bottom aft,
64 feet long, 84 tons. Midship Deep Tank 22 feet, 244 tons. Forward Peak Tank 106 tons.
Aft Peak Tank 22 tons. Propulsion:
compound engine with 2 inverted cylinders of 35 & 68 inches
diameter respectively; stroke 42 inches; operating at 90 p.s.i.; 200 horsepower.
The engine was built by Walker, Henderson & Co. in Glasgow. She had a single screw and a service speed of 10 knots.