Below Main Deck

TM 55-1915-200-10

side.

This space contains equipment used by

1-8.3.6. Below Main Deck. The area below the main

engineering personnel for ship's equipment repairs and

deck,

FIGURE

1-15,

includes

the

following

maintenance. Equipment in this space include the arc

compartments:

steering gear compartment (1),

welding machine (2), table with vise (4), drill press (5),

passageway to steering compartment (2), engine room

grinder (9), and lathe (7). Also in this space are a

(5), engine room control center (4), and the bow thruster

watchcall/assistance

needed

panel

(10),

fire

compartment (12). Also located below the main deck

extinguisher (1), tool chest (6), a space heater, (8) and a

are:

Number 1 Ballast Tank (Port Center and

watertight hatch (3) to the engine room.

Starboard) (11), Potable Water Tanks (port and

starboard) (10), Number 1 Fuel Oil Tank (port, starboard

1-8.3.5.4. Main Deck, After Starboard.

and center) (9), Fuel Oil Settling Tank (7), Fuel Oil Day

Tank (8), Number 2 Fuel Oil Tanks (port, starboard, and

Sheet 4, FIGURE 1-14 shows 2 compartments on the

center) (6), and Number 2 Ballast Tank (port and

main deck, after starboard side. These compartments

starboard) (3).

are the Upper Machinery Room, and the Emergency

Generator Room.

1-8.3.6.1. Steering Gear Compartment.

1-8.3.5.4.1. Upper Machinery Room.

This compartment, shown in FIGURE 1-16, contains the

major equipment associated with the steering system:

Located in this space is ship's engineering auxiliary

three rudder stocks each for the port and starboard

equipment. Included are chilled water circulating pumps

rudders (1). Hydraulic cylinders control movement of

(6) and chill water circulating pump control panel (7), air

the rudders to steer the ship. Also in this space are a

conditioning compressors (8), lighting panel L3 (9), three

space heater (2) and space heater control panel (3).

550 lb capacity cylinders (12) containing 432 lb of

HALON 1301 agent with associated CO2 cylinders (10)

1-8.3.6.2. Passageway to Steering Gear Compartment.

for engine room fire extinguishing, space heater (13)

and control panel, two 80 gallon hot water heaters (14),

This compartment, shown in FIGURE 1-17, provides

hot water circulating pump (15), power panel P2 (16),

access from the Engine Room to the Steering Gear

the remote control for the Hydraulic Sliding Door in the

Compartment and contains: an Emergency Steering

Engine Room (17), and compressors (18) and junction

Station (1) and emergency transfer panels (2) which

boxes for the galley walkin freezer and cooler (19).

provide emergency operation of the ship's steering

system independent of Pilothouse control; an open scale

1-8.3.5.4.2. Emergency Generator Room.

repeater (3) for ship's heading; an emergency fire pump

(7) and control panel (4); steering pump hydraulic unit

In addition to the emergency generator (3), this space

(9) and power panels (8); and a sound powered

contains the emergency generator fuel tank (20),

telephone (6). The hydraulically operated watertight

switchboard (4), stern anchor winch auxiliary motor

door (5) on the forward bulkhead may be operated from

controller (21), stern ramp winch motor controller (22), a

the upper machinery room (close only).

transformer (23), hydraulic pumps and tank for the stern

anchor windlass/ramp winch (24), batteries (2) and

1-8.3.6.3. Engine Room, Port Side.

battery charger (1).

Major components located on the port side of the engine

1-8.3.5.5. Main Deck, Cargo. Sheets 5 and 6, FIGURE

room are shown in

1-14 show the items located on the cargo deck.

1-38