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PROJECT TG04M
River icebreaking tug 442 kW power "Dobrynja" type
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Purpose - river, harbor towing operations and transportations of 12 passengers (road transportation of dockers) without performance of towing works.
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| Name |
Shipyard, building number |
Keel laying date |
Launching date |
Delivery date |
| Portovyj-2 |
Nizhegorodskiy teplokhod, 702 |
13.09.11 |
05.06.12 |
17.07.12 |
| Dobrynja |
Nizhegorodskiy teplokhod, 703 |
08.12.11 |
01.08.12 |
12.09.12 |
| Muromec |
Nizhegorodskiy teplokhod, 704 |
08.12.11 |
28.08.12 |
04.10.12 |
| # |
Name |
Value |
| 1. |
Main dimension |
| Length overall, m |
21.35 |
| Length on DWL, m |
19.30 |
| Breadth overall, m |
6.61 |
| Breadth on DWL, m |
6.00 |
| Depth at midship, m |
2.40 |
| L x B x H |
20.45 x 6.56 x 2.40 = 339 |
| 2. |
Draught on DWL, m |
1.80 |
| 3. |
Deadweight at draught T = 1.80 m |
31.6 |
| 4. |
Endurance, days |
4 |
| 5. |
Russian River Register class |
 O 2,0 (ice 30) A |
| 6. |
ME power, kW |
2 x 221 |
| 7. |
Auxiliary engine, kW |
2 x 62 |
| 8. |
Nominal towing force of hook, kN |
71 |
| 9. |
Lifting capacity of cargo crane, kg |
300 |
| 10. |
Crew / Crew (dockers road transportation) / Passengers, pers. |
6 / 2 / 12 |
| 11. |
Speed, knots |
10.0 |
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