COB0139
For Sale From Owners Representatives
| Reference | COB0139 |
| Type | Workboat |
| Class | Local Class |
| Build year / place | 2021 / BULGARIA |
| Length (m) | 22 |
| Breadth (m) / Depth (m) | 5.82 / |
| NT (tons) / GT (tons) | 16 / 56 |
| Engine(s) power (BHP) | 480 |
| Engine(s) | 1 x Doosan V158 TIH |
| Location | BLACK SEA |
| Price | 397,000 EUR |
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Detailed Information
General
| Built Year & Place | 2021 / BULGARIA |
| Hull Material | Steel |
| Flag | BULGARIA |
| Class Society and Notation | Local Class |
| Next DD | |
| Next SS | |
| Next Annual Survey |
Principle Dimensions
| Length Overall (m) | 22 |
| Length Between Prep. (m) | |
| Breadth (m) | 5.82 |
| Depth (m) | |
| Draft (m) | 1.85 |
| NT (tons) | 16 |
| GT (tons) | 56 |
| DWT (tons) |
Machinery & Propulsion
| Total Power Output (BHP) | 480 |
| Main Engine(s) | 1 x Doosan V158 TIH |
| Main Propulsion System | Propeller 4 blade |
| Auxiliary engine(s) | 1 X 40 KW , Mitsubishi,@ 1500 rpm |
| Propellers | |
| Speed Maximum (knots) | 10 |
| Speed Cruising (knots) |
Cargo & Tank Capacities
| Deck Cargo (tons) | |
| Deck Area (m2) | |
| Deck Load (tons/m2) | |
| Fuel Tanks Capacity (m3) | |
| Fresh Water Tanks Capacity (m3) | |
| Ballast Tanks Capacity (m3) |
Additional Information
Date keel laid: 2020
Delivered: 2021
Bow Thruster: Dual Propeller, 5.5 kW
Cargo on deck: 55 t
Clean deck cargo area: 55 sq m
Folding boom marine crane: 8 t/m
Cargo deck area dimensions: 5160 x 10540 mm
Number of passengers and crew onboard: 12 persons /10 passengers and 2 crew/
Fresh Water capacity: 60 cub m
Main activity of the boat is:
– Fresh water supply to vessels
– Crew changes to vessels and platforms
– Technical and provision supply to vessels at and platforms
– After mobilization of special equipment on deck, the boat is used for diving and underwater inspections.
Tanks are treated and painted with special paint for potable water tanks: SIGMAGUARDS CSF 85 WITH SIGMA EP UNIVERSAL PRIMER.
Clean cargo area on deck is 55 m2 with permissible cargo capacity on deck 55 tons.
On deck is installed folding boom marine crane with capacity of 8 t/m.
Motor boat, fitted with one Doosan V158 TIH engine, V – type, 8 cylinders, turbocharged, intercooled with heavy duty rating, developing 480 HP at 1800 rpm.
Main engine is closed coupled to D-I marine gearbox TYPE DMT 200H, with reduction ratio 3.08:1, that drives the propeller shaft.
Propeller is fixed with four blades.
Boat’s power is provided by one diesel generator set type: WM40MMAH, developing 40kVA/32kW@1500rpm.
Engine is MITSUBISHI S4S-DT61SD; Alternator is ECP32-3S/4B; Power: 42.5 kVA (34 kW); Frequency 50 Hz @ 1500rpm; Rated voltage 3x 400/230 V.
For easy maneuvering, the boat is equipped with one bow thruster with Dual Propeller, 5.5 kW.
In addition to the technical details above, the service boat features a cabin with 3 berths and kitchen.
All machineries and equipment are newly installed and maintained as per Manufacturer’s instructions and recommendations.
Running hours of ME are: 2450 at 01.07.2025
Running hours of DG are: 2695 at 01.07.2025
In October, 2024 service boat passed its first special survey dock. During the dock all major works are caried out including: blasting and painting of the hull with all new colour as per specification and requirements of HEMPEL pain surveyor; changing of all sacrificial anodes.
All details are given in good faith and are believed to be accurate but no warranty of accuracy or completeness or suitability for purpose is either stated or implied. Prices are subject to change without notice.

















