Dive Support Vessel
DSV P/L Surveyor
Dive Support Vessel for ship husbandry, diving projects, subsea operations, underwater inspection, repairs, cleaning, propeller polishing, and video documentation.

Vessel Type / Role
Dive Support Vessel
Technical Specs
Vessel Identity
| Vessel | DSV P/L Surveyor |
|---|---|
| USCG | 500400 |
| Location | West Indies / Caribbean |
| Brochure | 2025/2026 |
Build, Retrofit, and Compliance
| Year Built / Status | 1965 / 2010 retrofit with new bottom and plating, bulwarks, and Cummins 855 engines |
|---|---|
| Generators | 2018: two new T6 Cummins 75KW generators |
| Security | 2015 SVA Security Vulnerability Assessment |
| ABS | ABS / stability reporting |
| Air Quality | Diver grade air quality samples bi-annually |
| Fire Drills | Monthly fire drills |
| SOLAS | SOLAS equipment noted |
Dimensions and Capacity
| Gross Registered Tonnage | 197 GRT |
|---|---|
| Net Registered Tonnage | 134 NRT |
| Length / LARS | 97.2 / 110 ft LARS |
| Draft | Light 7 ft / Heavy 9 ft |
| Speed | 9–12 knots |
| Fuel Capacity | 24,000 US gallons |
| Fuel Burn Underway | Approximately 30 US gallons per hour |
| Water Storage | 8,000 gallons water tank |
Mooring, Crane, and Deck Systems
| Mooring | 3-point mooring with two 1,500 lb stern anchors and one 2,200 lb bow anchor |
|---|---|
| Mooring Cable | Approximately 2,000 ft cable on independent winches |
| Crane | 5 ton hydraulic crane |
| Crane Power | Independent Cummins hydraulic power pack engine in second engine room |
| RIB / Skiff | 14 ft RIB/skiff with deployment and retrieval system |
| Diver Ladders | Port and starboard sea ladders |
Diving and Life Support
| LARS System | LARS system with Class II open dive bell, enclosed dome, surface gas, and EGS |
|---|---|
| Breathing Media | Approximately 500 gallons diver breathing media storage |
| Nitrox Compressor | One Nitrox HP compressor with membrane |
| DDC Chamber | 54 in double lock chamber with outside entry, certified |
| Dive Compressors | Two 5120 Quincy dive compressors built into DSV |
| Hat Room | Surface supplied diving with 10 Kirby Morgan SL17B helmets and 10 bailouts with harnesses |
| Dive Stations | Capable of 8 dive stations on deck: 4 starboard, 4 port, 2 stern |
| Supervisor Shack | Built-in underwater CCTV and communications, heated and cooled |
| Emergency Systems | Emergency systems and life support at sea |
Accommodation and Vessel Support
| Sleeping Capacity | Maximum capacity 19–20 total |
|---|---|
| Crew Setup | Set up to sleep 3 boat crew and 13–14 diving/research team |
| Staterooms | Three staterooms sleep 4; one owner stateroom sleeps 1–2 and can convert to sleep 4 |
| Galley | Complete galley with deep freezers, refrigeration, ice maker, and water maker |
| Laundry | Two washers and two dryers |
| Heads / Showers | Four heads/showers/bathrooms |
| Air Conditioning | Boat is A/C |
| Office | Office on board |
| Outside Cooking | Grill / outside cooking |
Communications, Navigation, and Machinery
| Communications | Satellite phone, internet, and satellite Direct TV available with service fee |
|---|---|
| Navigation | Complete at sea navigation systems |
| Operations Control | Three DSV operations control stations |
| Main Engines | Two 855 Cummins main engines, approximately 1,000 hours, service up to date |
| Generators | Two new T6 Cummins generators, less than 200 hours |
| Engine Room | Engineer-friendly engine room with ample room |
| Fuel Transfer | Fuel transfer pump |
| Watertight | Boat is watertight; all hatches serviceable; wet boat stern |
Extended Equipment Available
| ROV | Remote Operated Vehicle options for depth and current |
|---|---|
| Side Scan Sonar | Edgetech side scan sonar |
| Magnetometer | Sea Spy magnetometer |
| Subsea Tools | Hydraulic and pneumatic subsea construction tools |
| Welding / Cutting | Underwater welding and exothermic cutting equipment |
Capabilities
- Ship husbandry
- Surface-supplied diving
- Underwater inspection
- Underwater video documentation
- Cleaning and polishing
- Underwater repairs
- Underwater welding and exothermic cutting
- ROV support
- Side scan sonar
- Magnetometer support
- Subsea construction tools
