80TBP AHTS

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Dimensions

Engines

MAIN ENGINES
The Main Engine is: 2 x C25:33L8P (Rolls-Royce Bergen make) out-put 2400 kw each @ 1000 rpm. Main engines to be two (2) medium speed four stroke marine diesels each developing an MCR of about 3250 BHP on site. Propulsion system: 2 x AGHC-66XF5/4 E-3000N,

GENERATORS – MAIN
Three (3) x 100% identical marine diesel generating sets, heat exchanger cooled, each rated
approx. 425 KW & 440 V, 3 Phase, 60 Hz, 0.8 p.f. Aux. & Emg.

BOW THRUSTER UNIT
Bow Thruster: TT1300DPN CP (Kamewa Ulstein C.P. Propeller System) One (1) Transverse Bow Thruster unit of approved make and type to be fitted. The Bow Thruster unit will be 500KW (680 BHP). Bow Thruster unit will be driven by an electric motor and complete with controllable pitch propeller, all necessary controls and interlocks.

BUNKERAGE
Deck Cargo (VCG 1.0M above deck): 600tonnes.
With tanks 100% full, the approx. capacities will be as follows:-
Freshwater, total: 500M³
Fuel Oil: 700M3
Drill water/Water Ballast: 500M3
Liquid Mud (s.g. max 2.4): 380M3
(incl.Rig Chain Locker)
L.O. Storage: 20M3
Cement tanks (4) (2 grades): 200M3
Freezer (Ship's use): 15M3
Chiller / Cooler (Ship’s use): 15M3
Bilge Holding Tank: 10M3
Foam Tank: 20M3
Dispersant Tank: 20M3
Sewage Holding Tank: 25M3
Dirty Oil Tank: 5M3
Rig Chain Locker: 2 x 60 M3
Two (2) Rig Chain lockers to be constructed each about 60m3 and can be used as liquid mud tanks (as alternative).

SPEED & BOLLARD PULL
The vessel is to demonstrate about 13.5 knots speed with vessel loaded to design draft and a minimum Bollard Pull of about 80 tonnes in the ahead condition. The main engines are to develop their 100% MCR continuous rated brake horsepower for the free running speed trials and 110% MCR for bollard pull trials.
Cruising speed at 90% MCR abt. 13 knots.

Construction

This tug has been designed and built in China to the one of the highest Classification Societies Det norske Veritas (DnV): +1A1, FiFi-1, E0, Tug Supply Vessel, SF, HL 2.4, dk+

CEMENT SYSTEM
Cement System General:
The system is designed for simultaneously loading/discharging of 2 grades of cement and chemicals with a maximum specific gravity of 2.8. The system is suitable for two (2) grades of cement. Two (2) separate systems to be provided.

Loading/discharge station arranged at deck - on port and on starboard aft. Loading and discharge lines to be shared. Loading / discharge operation to be from Central Control Panel to be located in Wheelhouse or from aft deck position. Quick couplings are to be provided complete with reducer. Remote indication of pressure and tank levels with a continual indication from 0 to 100% tank levels.

Loading / discharge operation to be from Central Control Panel to be located in Wheelhouse or from aft deck position. Quick couplings are to be provided complete with reducer. Remote indication of pressure and tank levels with a continual indication from 0 to 100% tank levels.

Cargo Capacity: Approx. 200 cu.m total.
Operation Pressure: 6 bar
Cargoes: Cement, Barite, Bentonite

Tanks:
Four (4) off vertical cement tanks. All tanks for 6 bar working pressure. Test pressure 1.5 times working pressure.

Accomodation

This ship has been designed to work in any part of the world and her accommodation has been tailored to keep her 32 Crew in comfort. With air conditioned wheelhouse and cabins it has taken recognition of the latest designs and is as well finished as one would expect of a vessels of this size.

Decking Equipment

TOWING WINCH
Brattvaag Winch : SL 150W - 2T (Anchor Handling Towing winch water fall type), BMG41083
(Windlass/mooring winch), AKM2210 (Tugger winches). Spooling Gear for both drums.

Drums:
Two declutchable drums 800mm dia. x 2090mm dia. X 1600mm length.
Wire capacity: 1200m of 62mm dia.
The drums are fitted with band brakes of robust design.
Brake and clutch control: manual / remote controlled.
Brake holding load: 250 tonnes on 1st layer both drums.

Winch capacity driven at 54 bar pressure by two pumps.
Hoisting: Drum’s 1st layer:
160 tonnes stalling
150 tonnes pull at 0-6.8 m/min.
82 tonnes pull at 0-11 m/min.
35 tonnes pull at 0-22 m/min.
Lowering at: Controlled dynamic breaking 29 – 180 tonnes at 0 – 55m/min.
Weight: approx. 42 tonnes

TOWING GEAR
Following to be provided:- 1 - 1200m x 62mm. dia towing wire same as towing wire on storage reel, on storage reel installed on upper deck over the main towing wire. 2 - 25m x 150mm dia nylon springs.

TOWING BOLLARD
One (1) set double bit cruciform towing bollard 200 tonne SWL situated aft of the towing winch to guide wire onto drum.

CAPSTAN
Two (2) electro-hydraulic capstan, each 8 Tonnes at 15M/min capacity to be provided at aft deck as shown on General Arrangement drawing. Capstans are to be operated locally and remote from the wheelhouse

DECK CRANE
One (1) electro-hydraulic fixed boom crane 3 tonnes SWL at 12m outreach to be provided on the aft deck.

STORAGE REEL
One (1) storage reel to be provided for spare tow rope. Drum Capacity: 1200M of 62mm FSWR.

TOWING PIN
One (1) set of hydraulic operated towing pins with flaps 200T SWL. One (1) hydraulic pump unit for towing pins. Towing pins shall be controlled from aft bridge & from aft deck.

SHARK JAWS, ANCHOR HANDLING TONG
One (1) off Retractable Anchor handling tong unit for wire and chain to be installed. The anchor handling tong unit to be controlled from aft bridge and local position from aft deck. The anchor handling tong unit shall be certified for a SWL of 200T Shark Jaw and Tow Pins TP 438 x 1000.

STERN ROLLER
To meet the requirements of "rig anchor" handling service the vessel is to be fitted with a stern roller of 200 tonnes SWL, approximately 3.6M total length x 1.5M diameter

Navigation Equipment

The latest state of the art electronics have been fitted to this vessel to allow it to work in any area and to comply with DNV standard for international travel.

Safety Equipment

Fully complies with the safety equipment and solas requirements from DNV.

Disclaimer

The details of this vessel is offered in good faith but cannot be guaranteed. Nor can we warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.