LOCATION AND DESCRIPTION OF MAJOR COMPONENTS

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CAPABILITIES AND FEATURES

TM-5-1940-277-10 Boat Bridge Erection Twin Jet Aluminum Hull Model USCSBMK 1(1940-01-105-5728) MODEL USCSBMK 2 (1940-01-218-9165) Manual

LOCATION AND DESCRIPTION OF MAJOR COMPONENTS -cont.

TM 5-1940-277-10

TM 1940-10/1

1-9. LOCATION AND DESCRIPTION OF MAJOR COMPONENTS

a. Removable Cab (1). An aluminum frame with windows and aluminum roof that can be attached to the boat to

provide protection for the crew during bad weather. The cab is provided with windshield wiper and a place for

attaching searchlight.

b. Control Console (2). Contains all the controls and indicators required for operation of the boat. In addition, it

contains a hand operated bilge pump, a stowage compartment for technical manuals, and a stowage

compartment for life preservers and other gear.

c. Batteries (3). Provide electrical power for the operation of the boat.

d. Removable Mast (4). Contains the navigation lights, towing lights, and anchor lights. May be lowered to rest on

capstan or removed from the boat when lights are not required.

e. Hydrojets (5). Consist of diesel engine driven hydrojet propulsion units with directional nozzles and scoops. The

propulsion units propel the boat and steer it.

f. Capstan and Towing Hook (6). Provides the boat with a safe towing capability of 4000 pounds. The hook is of

the quick-release lanyard-operated type.

g. Davit Tube (7) (MK1 only). Allows the attachment of a davit (small crane) to the boat for use in diving

operations. Not used in U. S. Army operations.

h. Beaching Legs (8). Support the boat in an upright position when on a hard surface and not in cradle. The

beaching legs are retractable.

i. Engines (9). Provide power for driving hydrojet units.

j. Fuel Tank (10). Provides fuel storage capacity for operation of boat.

k. Pushknees (11). Provides the front of the boat with a flat vertical surface for pushing barges or maneuvering

bridge components. The pushknees can be removed.

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