Operational use: Small barges equipped to refuel or supply minor landing craft in a beaching area.
Description: Converted frm Thames commercial steel barges of various dimensions. Absence of ramp distinguishes them from other conversions.
Capacity: 40 tons in tank; some are divided into 2 sections for different types of fuel. Fitted with two 5'' hand pumps with capacity of 1,800 gals./hr. each. Tanks are filled by 2'' Admiralty screwed hose. Fire extinguishers are controlled from the upper deck.
Speed: 6 kts. (max.) on powered types.
Endurance: 360 miles @ 5 kts.
Draft: 4'6'' - 6' mean (loaded).
Armament: 1 twin .303 Lewis gun.
Armor: 2½'' plastic over fuel and gasoline tanks and to steering shelter. - 3'' concrete sides to hold. - 5-lb. plating over engine. - 10-lb. WT bulkheads in ramp entrance and forward of engine room.
Propulsion: 2 Chrysler RM gas engines and single rudder being fitted.
Source : ONI 226 - ALLIED LANDING CRAFT AND SHIPS - NAVY DEPARTMENT