The DSV Challenger is a purpose built diving support vessel, constructed by Vard in Norway.

Purpose-built to very stringent specifications, this one-of-its-kind and highly compliant asset in the eastern hemisphere, adheres to the most stringent maritime international operating and safety standards, and meets a variety of client and geographic requirements.

This versatile vessel’s primary capabilities include:

  • Subsea construction and installation activities
  • Surface Air (50msw) and Saturation Diving (300msw) support services
  • Subsea inspection, repair and maintenance (IRM)
  • Pipeline, cable route and site surveys
  • ROV operations (construction, inspection or drill/production support) to 2,000msw

K Subsea’s Hyperbaric Reception Facility (HRF) is assigned to the vessel and available onshore at any location the vessel operates.

Salient features:

  • 100MT/2000m crane
  • 12-man single-bell in-built saturation dive system with SPHL
  • 105-person accommodation
  • DP2/SPS/Clean design
  • 800m2 deck
  • Four point mooring system

GENERAL INFORMATION

Classification

DNV, 1A1, SF, E0, SPS, DYNPOS-AUTR, DK (+), clean design, recyclable, COMF-V(3) C(3), NAUT-OSV, BWM-T, crane,HELDK, DSV SAT, DSV SURFACE

Build

2017 by VARD

Flagstate

Singapore

Port of registry

Singapore

DIMENSIONS AND CAPACITIES

Length overall

91.20 m

Breadth

21.50 m

Draught (min/max)

5.0 to 6.6 m

Deadweight

3000 t

Gross tonnage

7055 t

Net tonnage

2117 t

DYNAMIC POSITIONING SYSTEMS

DP classification

DP 2

DP system

Kongsberg K POS DP – 21

Reference systems

2 x DPS 700
(differential position system)
2 x taut wires
1 x spot track
1 x HiPAP
3 x anemometers
3 x motion reference units

MACHINERY AND PROPULSION SYSTEMS

Main engines/Emergency generator

5 x 1700 kWe = 8500 kWe generators
1 x 1200 kW

Thrusters

2 x aft azimuth 2200 kWe each
1 x fwd swing up 880 kWe
2 x fwd tunnel 880 kWe each

DECK CRANES

AHC Main crane (1 off) 100 t @ 9.0 m working radius (2 fall), wire capacity 2000 m Auxiliary winch 10 t @ 32 m (1 fall); 20 t @ 29.5 m (2 fall)

Auxiliary crane (1 off) 10 t at 15 m radius

SPEED/CONSUMPTION PER 24HR

Maximum 12 knots:

28m3 At anchor: 5m3

Econ speed 10.5 knots:

20m3 On DP: 11m3

COMMUNICATION AND NAVIGATION EQUIPMENT

Communication

Email/Fax/VSAT/F77/Intercom/PA

Radio

GMDSS, VHF, UHF, AERO VHF

Radar

2

Gyro compass

3

ELDIS

2

Conning stations

2

DIVING SYSTEM

Single bell 12-man saturation system certified for 300msw.16,000m3 @200 bar below deck gas storage

Self-Propelled Hyperbaric Lifeboat (SPHL) for 12 divers + 4 crew

Surface diving 50msw (twin LARS 2 baskets)

ACCOMMODATION

Total capacity

105 with full AC and TV/ satellite service in all cabins

1-man cabins

25

2-man cabins

40

Mess room

1

Recreation room

1

Offices

2

Gymnasium

1

Workshop

1

Hospital

1

DECK

Clear work area

800 m2

Deck strength

10 t/m2

DECK MACHINERY

Windlass

2

Mooring winches

4

TANK CAPACITIES

Fuel oil

1321.5 m3

Freshwater

567.9 m3

Ballast water

2564.3 m3

Brine

326.8 m3

Endurance

36 days

LIFE-SAVING APPLIANCES

Lifeboats

2 with 53 pax capacity

MOB boat

6 pax capacity

Life rafts

4 x 16 pax capacity

MOON POOLS

Diving moon pool

1 unit x 3.9 m x 3.9 m

HELIDECK

21 m diameter; aluminium pancake for Sikorsky S-92/S61N, to comply with Class HELDK, IMO regulations and UK Civil Aviation Authorities CAP 437; fitted with HMS system.

ROV SYSTEMS

Can be outfitted with two ROVs based on client needs.
Provisions are built in the vessel