Ocean Hercules Fact Sheet

Information gathered from Smit-Oceaneering Cable Systems, L.L.C. Web site

Photo: Click here for Hi-rez image of Ocean Hercules.


Submarine Cable System Installation
Shore End Installation
Submarine Cable System Maintenance & Repair
Repeatered System Locating and Recovery
Route Clearance
Pre Lay Grapnel Run
Post Lay Inspection & Burial
Burial Assessment Survey

Dimensions & Regulatory Information:

Length over all: 80.77m
Beam: 18.00m
Max Draft: 4.30m
Gross Tonnage: 3,390 GRT
Net Tonnage: 1,017 T
Call Sign: 3EEE6
Classification: American Bureau of Shipping A1; AMS


Maximum Speed: 13 Knots
Bollard Pull: 45 mT
Service Speed: 11 Knots


Total 52 persons: 8 Single Berth Cabins, 22 Double Berth Cabins


Deadweight: 1547 mT
Deck Space: 700 sq. m (Including Cable Equipment)
Potable Water: 606 cu. m
Fuel: 1098 cu. m
Water Making : 10 cu.m per day

Navigation & Communication:

Dynamic Position Class I
Satcom "B"
Joystick Control
Gyro Compass, 2x
Satcom "C"
Fathometer, 1500m & 2000 m
Magnetic Compass, 2x
Radars, 3 & 10 cm
Auto Pilot

Propulsion, Machinery & Steering:

Main Engines: Two (2) Nohab @ 2640 BHP, Total Power: 5,280 BHP
Bow Thrusters: Two (2) Variable Pitch @ 800 BHP, 1600 BHP Total
Stern Thrusters: Two (2) Variable Pitch @ 500 BHP, 1000 BHP Total
Generators: Two (2) Wartsila Driven @ 1600 KVA, One (1) Aggreko @ 350 KVA, Two (2) Detroit @ 155 KVA
Propellers: Twin Variable Pitch Propellers
Rudders: Spade Combined Steering

Submarine Cable Installation & Repair Suite:

Cable Engines: Two (2) Caley Model J1733-Single Track Linear Cable engine
Cable Plow: Low Tension Cable Plow (LTCP) capable of 1.5 m burial with 10 to 20 ton bollard pull. Rated depth: 1000m
Burial Assessment: Burial Assessment Platform (BAP) capable of continuous survey with 1.2 m soil penetration. Rated depth: 1500 m
ROV: 250 HP, Phoenix System ROV. With jet skid and Innovatum Ultra system. Rated depth: 2500m
Grapnel Array: Route clearance and cable recovery equipment. Rated depth: 2000m
Instrumented Cable Chute: Sound Ocean Systems model 243-100-001 for tension and distance
Burial from 30 meters to High Water Line: Aquatic Burial Carriage (ABC). Depth of burial > 1m
Grapnel Winch: Smatco Model 66 DAW 3,660m, 35mm wire rope
Tugger Winch: 1 x 22 mT
Navigation Spread: Fully integrated and redundant DGPS navigation system for installation, maintenance, and repair operations.
Capstans: 2 x 10 mT
Anchor Winch: 22 mT pull.
Anchor Chain: SB9 Lengths; PS 10 Lengths
Rope & Buoy stowage: 150 cu. m below deck
Generators: Two(2) Aggreko @500 KVA for cable equipment

Related equipment link: Phoenix Cable Maintenance System
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Revised 8/1/01 at 5:46 p.m. (HST)