Description
Vessel Overview: Harbour Master 70
Length Overall
70 metres
Beam
22 metres
Draft
6 metres
Gross Tonnage
Approx. 2,800 GT
The Harbour Master 70 is a purpose-built ocean-class tug boat constructed with high-tensile steel featuring reinforced bow and stern sections for maximum structural integrity in demanding maritime operations.
Classification: ABS A1 Towing Vessel, AMS, ACCU, Unrestricted Navigation
Operational Area: Coastal towing, salvage operations, harbour assistance, and material transport
Propulsion & Power Systems
Main Engines
4 × Wärtsilä 16V32 marine diesel engines, each delivering 5,500 HP for a combined output of 22,000 HP – providing exceptional power for the most demanding towing operations.
Propulsion Configuration
Dynamic Azimuth Thrusters (4 units) in Z-drive configuration, delivering superior manoeuvrability and station-keeping capabilities in all weather conditions.
Bow Thrusters
2 × 1,200 HP tunnel thrusters for precise harbour manoeuvring and enhanced control during docking operations.
Tonnes Bollard Pull
Industry-leading towing capacity
Knots Maximum Speed
Rapid response capability
Knots Cruising Speed
Optimal fuel efficiency
Deck & Towing Equipment
The Harbour Master 70 features a comprehensive suite of deck equipment engineered for versatility and reliability in commercial towing operations.
Towing Winch
300-tonne constant tension hydraulic system with double drum configuration for maximum control and safety during towing operations.
Towing Arch
Aft-mounted steel structure with 350-tonne SWL (Safe Working Load), providing secure attachment points for heavy-duty towing operations.
Mooring Systems
4 × 50-tonne hydraulic mooring winches strategically positioned for efficient vessel handling and station-keeping.
Deck Crane: 15-tonne hydraulic knuckle boom with 20m reach
Clear Deck Space: 1,200 m² for cargo and building materials
Towing Points: Fore and aft quick-release hooks
Tank Capacities & Endurance
Extended operational range and self-sufficiency are critical for ocean-class tug operations. The Harbour Master 70 features substantial tank capacities designed to support prolonged missions without resupply.
Fuel Oil
650,000 litres
Extended operational range for long-distance towing and salvage missions
Fresh Water
80,000 litres
Crew sustainment and operational requirements
Ballast Water
300,000 litres
Stability control and trim adjustment
Foam Tanks
40,000 litres
Firefighting and salvage operations capability
Accommodation & Facilities
The Harbour Master 70 provides comfortable, modern accommodation for extended voyages, ensuring crew welfare and operational efficiency during prolonged missions.
Crew Accommodation
16 cabins providing comfortable berths for 32 personnel, meeting international maritime labour standards for rest and privacy.
Galley & Mess
Fully equipped commercial galley with modern appliances and spacious mess area for crew dining and social activities.
Recreation Areas
Lounge, gymnasium, and laundry facilities to support crew wellbeing during extended operations at sea.
Control Facilities
Wheelhouse with 360° visibility, dedicated engine control room, and specialized salvage operations centre for mission coordination.
Communications Suite
Full GMDSS A3 compliant systems including satellite, VHF, and HF radio for global communication coverage.
Safety & Salvage Capabilities
The Harbour Master 70 is equipped with comprehensive safety and salvage systems, meeting the highest international maritime safety standards and enabling professional response to emergency situations.
Fi-Fi Class 1 System
Professional firefighting with 2 monitors delivering 4,800 m³/hr capacity
Oil Spill Response
Skimmer and dispersant equipment for environmental protection
DP2 System
Dynamic Positioning for precise station-keeping
Rescue Boats
2 × SOLAS-approved fast rescue craft for emergency response and personnel transfer operations.
Medical Facilities
Fully equipped hospital and medical bay with emergency care capabilities for crew health and safety.
ROV System
Optional underwater survey ROV for inspection, salvage assessment, and subsea operations.
Technical Documentation Package
A comprehensive technical documentation package will be provided with the vessel, ensuring complete transparency and enabling informed operational and maintenance planning.
General Arrangement Plan (GAP)
Complete layout drawings showing all deck levels, compartments, and equipment locations
Engine & Thruster Specifications
Detailed technical data for all propulsion and power generation systems
Electrical One-Line Diagram
Comprehensive electrical system schematics and power distribution documentation
Stability Booklet
Approved stability calculations and loading conditions for safe operations
Noise & Vibration Report
Certified measurements ensuring compliance with international standards
All documentation prepared in accordance with ABS classification requirements and international maritime regulations.
Floor Plans & Visual Documentation
Comprehensive visual documentation including high-resolution images and detailed floor plans will be provided under separate cover. The package includes:
- Complete PDF documentation of all deck layouts and compartment arrangements
- High-resolution photography of wheelhouse, engine room, and accommodation areas
- Exterior profile views and deck equipment layouts
- 3D renderings showing vessel configuration and key operational areas
This visual documentation enables thorough evaluation of the vessel’s design and facilitates operational planning and crew familiarization.
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