4000t Deck Carrier

1. Purpose

The ship to be used for the carriage of large equipments and supplies/cargoes for the offshore construction and work as well as fresh water supply.

1. Design Condition

The ship together with all the equipments to be designed based on the following working condition:

Atmosphere temperature Max. 45^oC Min. -15^oC

Sea water temperature Max. 25^oC Min. -4^oC

Ice class B reinforcement

1. Ship Type and Navigation Area

The ship to be all welded steel structure, having single deck, single bottom and forecastle, with twin engine and twin screw propulsion and bow thruster.

Domestic Class 1 navigation area: coastal navigation area not more than 20 nautical miles offshore

1. Principal Particulars

Length Overall ………………………. 88.95m

Length btw Perpendiculars ………….. 82.80m

Breadth Molded ……………………... 18.00m

Depth Molded ………………………… 6.00m

Design Draft ………………………….. 4.50m

Scantling Draft ……………………….. 4.80m

Accommodation ……………………… 25 – 27P

Range ………………………………… 4000nm

Endurance …………………………….. 20 days

Deadweight ………………………….. ≥4000t

Speed …………………………………≥10.5kn

The ship speed to be not less than 10.5kn at 90% MCR (10% sea margin) and design draft (T=4.50m).

1. Classification, Certificate and Flag

The ship to be designed and built according to China MSA “Regulation for Statutory Survey of Ships and Offshore Installations (Technical Rules of Statutory Survey of Sea-going Ships), 2011”, and CCS “The Rules and Regulations for the Classification of Sea-going Steel Ships (2009) and amendment 2010”.

The ship to have all the necessary certificates issued by CCS and MSA.

The ship to fly the flag of People’s Republic of China.

1. Arrangement

1) The ship to have aft engine and normal propulsion;

2) The superstructure to be arranged at bow;

3) The ship to have 1000t fresh water tank for water supply;

4) The flush cargo deck to be arranged after the forecastle, with railings at both sides to protect the cargoes;

5) The engine room funnel to be dismountable and arranged at the starboard side of engine room;

6) A passage to be provided under main deck to provide access from forecastle accommodation area to engine room;

7) Isolation layer to be set between FO tank top and main deck.

1. Structure

1) Deck load 10t/m²

2) Two longitudinal bulkheads to be provided

3) Two fenders to be provided at each side

4) Skeg to be arranged at aft

1. Outfitting

Four windlasses to be set at both bow and aft, each to be equipped with 200m wire. Anchor to be 3 ton.

The interior decoration to be according to IIIC

The other outfitting equipments to be equipped according to the rules.

1. Main Engine and Gearbox

Engine model ……………………………XCW6200ZC x 2

Max. continuous rate …………………….698 x 2kW

Rated speed ………………………………1000rpm

Gearbox model …………………………...WHG900-2

Reduction ratio ……………………………4.5:1

10. Other Equipments

1) Two 100kW generator sets (Weichai Deutz) to be set in engine room;

2) 50kN bow thruster to be set at bow, which to be propelled by diesel engine;

3) The ship to use central air conditioner;

4) Other machineries and electrical equipments to be equipped according to the rules and regulations.