AHT Offshore Salvage & Escort tugboat

8.950 bhp, 120 mt bollard pull

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Main Characteristics

Length o.a.40.70 m
Breadth mld/o.a.14.40 / 15.10 m (incl. D-fenders)
Draught min/max5.50 / 6.30 m
Speed:14,3 knots
Classification:Unrestricted service
TUG – FIFI 2 – OIL REC – AUT-UMS – AUT-PORT –
ESCORT 10KN – IWS – SYS NEQ 1
Gross/Nett tonnage (ITC ’69)927 GT / 278 NT
Flag:The Netherlands
Homeport:Dordrecht
Call Sign:P B P T
IMO no.:9597317
Built:11 / 2011
Yard:Astilleros Armon Vigo, S.A. Pontevedra, Spain
Fuel Capacity:549,42 m3

Deck Equipment

Main deck / towing aft:

  • Main towing winch
    IBERCISA Hydraulic driven waterfall with one split drum, 110T pull / 250T break holding
    Duty on towing; 95T line pull at 0-14m/min, 220T brake load.
    Drum 1; 1 x 1000m IWRC ø64mm, Drum 2a; 1 x 400m IWRC ø64mm, Drum 2b; 1 x 400m IWRC ø64mm
    Winches are equiped with tension measuring system.
  • Spare towing wire winch (placed underdeck)
    IBERCISA Hydraulic driven winch, 8T Pull, fitted wire 1 x 1000m IWRC ø64mm
  • Towing hook
    FERRI disc type 1514, SWL 130T
  • Anchorhandling equipment
    1 x Karmoy Karm Fork, 2 x Karmoy Towing Pins, rotational with locking plate
    2 x Karmoy guiding pins with hardened rollers in aft bulw., SWL 50T
    2 x IBERCISA Hydraulic driven tuggerwinch 220/40 10T Pull, 15T Hold each
    Stern Roller 250T SWL, dims. 4000mm x ø1800mm
  • Deckcrane, 1 x PALFINGER PK18500MD, SWL 940kg @ 13,10 m remote controlled
  • Free deck area 185m2, well suited for handling and storage of anchors, buoys etc.

Forecastle / escorting fwd:

  • Main towing winch
    2 x ROLLS ROYCE Hydraulic driven Anchor/Escort winch type TW4200/1000,
    each with 1 drum fitted with 300m ø78mm Dyneema rope
    Duty on towing: 110 T dynamic Pull, 420T brake holding load
  • Towing escort hook
    FERRI disc type 1514, SWL 130T
  • Anchorsystem
    2 x ROLLS ROYCE Hydraulic driven anchor winches, Anchors 1140 kg each 8+8 chain lengths

Engine Room

Propulsion system:

  • Main engines
    2 x MAN 9L 27/38, total power 8.950 hp (6.570 kW) at 800 rpm
  • Azimuth Thrusters
    2 x SCHOTTEL, type SRP3030 CP; 2 x 3400 mm controllable pitch propellers
  • Bow thruster
    1 x SCHOTTEL 450kW

Auxiliary equipment:

  • Auxiliary Engine sets
    2 x MAN D2876 LE301, each 345kW @ 1500 rpm
  • Emergency/harbour set
    1 x MAN D2866 LXE20, 177kW @ 1500 rpm
  • Shaft generators
    Siemens Electronic 250kW 400V 50Hz
  • Freshwater maker
    2,5m3/day basis reversed osmosis system