Build 1985
Dimensions
Crane weight 110 metric tons (242,200 lb.)
Pressure hull diameter (ID) 2600 mm (102.4 in or 8 ft 6 in)
Pressure hull diameter (OD) 2660 mm (104.7 in or 8 ft 8 ¾ in)
Overall length 20 meters (65 feet)
Overall height (to top of sail from skid) 5210 mm (205.1 in or 17 ft 1 in)
Transport height (to top of deck from skid) 2900 mm (114.2 in or 9 ft 6 in)
Beam (width) 4750 mm (187 in or 15 ft 7 in)
Draft (loaded) 2300 mm (90 in or 7 ft 6 in)
Freeboard (loaded) 910 mm (36 in or 3 ft)
Hatch diameter (main & emergency) 1066 mm (42 in or 3 ft 6 in)
Performance Characteristics
Operating depth (max.) 76 meters (250 feet)
Maximum/cruise speed 3.5/.5 knots
Seating capacity 46 passengers & 3 crew
Main propulsion (4) 11.75 kW or 15 HP each
Lateral thrusters (2) 3.75 kW or 5 HP each
Vertical thrusters (4) 3.75 kW or 5 HP each
Variable ballast pump (1) 3.75 kW or 5 HP
Battery capacity 120 Volt (278 kWh) & 24 Volt (26.8 kWh)
Endurance 12 dives @ 1 hour
Main & reserve air 198 m3 or 7000 ft3 each bank
Main oxygen storage 30 m3 or 1059 ft3
Reserve oxygen storage 110 m3 or 3884 ft3
Air conditioning system capacity 11.75 kW (42,650 Btu/hr)
Variable ballast tank capacity total (4 VBT’s) 4 m3 or 141 ft3
Main ballast tank capacity total (10 MBT’s) 15 m3 or 530 ft3
Instrumentation
Compass Aircraft Gyro & Ritchie magnetic
Depth sounder Seamaster
Pressure gauges Digital and analog
VHF radio ICOM
Underwater telephone/pinger Subcom UDI
Atmospheric monitors (H2, O2, CO2) Various
Viewing
Surface navigation lights (x 6) 24 Volts/25 Watts each (new in ’06)
Underwater tour lights (x 24) None currently fitted
Conning tower x 3 (flat) 254 mm (10 in) x 36 mm (1.29 in)
Forward & Aft (hemispherical) 1448 mm (57 in) x 42 mm (1.65 in)
Port & stbd. forward hemispherical 1067 mm (42 in)
Side viewports x 20 (flat) 762 mm (30 in) x 120 mm (4.72 in)
Safety
Life support (CO2) Maintained at less than 0.5 %
Life support (O2) Maintained between 19-22 %
Test depth 95.25 meters (312.5 ft)
Emergency drop tray 4000 kg (8,800 lb.)
Normal life-support endurance 12 hours for 49 people
Emergency life-support 72 hours for 49 people
Emergency re-breathers (one per crewmember) CSE SR100’s x 3
Safe Escape smoke hoods CY Holdings x 46
Atmospheric monitoring system Various (H2, O2 & CO2)
Fire extinguishing system Full dump Halon 1301 system
Life jackets (one per person + children’s sizes)
Sufficient reserve air to blow MBT’s 1.5 times @ maximum depth
Bilge pump with overboard discharge capability @ maximum depth
Seven independent power sources & three independent methods of surfacing
Emergency drinking water, lifeboat rations, waste & CO2 removal equipment
Dual frequency underwater telephone equipped with four transducers & pinger
Support Equipment
120 Volt (4) and 24 Volt (3) battery chargers (220 Volt three phase 60 Hz)
480 LPM (17 CFM) skid mounted compressors (3) (220 Volt three phase 60 Hz)
Certification
American Bureau of Shipping (ABS) +A1 Manned Submersible
United States Coast Guard certified for 46 passengers & three crewmembers