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 TM 55-1925-273-10-1
OPERATOR'S MANUAL
INLAND AND COASTAL LARGE TUG (LT)
EQUIPMENT DATA
Table 1. Equipment Data
Length
Overall
128 feet 4 inches (39.1 m)
Between perpendiculars
123 feet 4 inches (37.6 m)
Beam, molded
36 feet 0 inches (10.9 m)
Depth, molded
19 feet 10 inches (6 m)
Draft, designed
15 feet 6 inches (4.7 m)
Light
14 feet 4 inches (4.3 m)
60% Consumables
15 feet 11 inches (4.8 m)
Max load
16 feet 10 inches (5 m)
Displacement
Designed draft
909 long tons (923.58 metric tonnes)
Light ship
786 long tons (798 metric tonnes)
60% Consumables
951 long tons (966 metric tonnes)
Max load
1057 long tons (1073.96 metric tonnes)
Brake horsepower
5100 bhp (3803 kW)
Speed
Self delivery
12 knots
Self delivery without tow
13.5 knots @ 85% MCR
Sea state 2 @ max load
12 knots
Under maximum tow
5 knots
Bollard pull
54.6 long tons
Max tow (50 long tons)
5 knots @ 85% MCR
Sea state 4 @ max load
5 knots
Sea state 5 @ max load
maintain steerage-way
Minimum cruising range
500 nautical miles
Twin, fixed pitch, 11 feet, 0 inches (3.4 m) diameter
Propulsion engines
2 each; type Turbo, each rated at 2550 bhp/kW @ 900 r/min
Reduction gears and clutch
2 each; two speed Ahead, one speed Astern
Crew
8 officers, 15 enlisted
Emergency generator
65 kW, 440 Vac, 60 Hz
Bow thruster
Fixed pitch (tunnel type) reversible
Towing machine
Twin single drum, side-by-side, each drum fitted with 2500
ft (762 m) of 2 1/4" wire, diesel/hydraulic driven
0016 00-1
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