Dredges and Dredging Equipment

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300 tonne Stiff Leg Derrick Crane Barge 300 tonne Stiff Leg Derrick Crane Barge
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300 tonne Stiff Leg Derrick Crane Barge

This Derrick Crane Barge was built in 2005 and is Classification Society is ABS (American Bureau of Shipping) *A1 Tank Barge. All certificates renewed with no notations until October, 2010.

Located near Singapore

Price for Crane Barge: USD $ 1,512,000


Technical Details
Principal Dimensions and Characteristics
Barge
  Length Over All: 54.864 m
180 feet
  Beam: 20.73 m 68 feet
  Depth: 3.05 m
10 feet
  Classification Society:                 ABS *A1 Tank Barge
  Year Built:      2005
Derrick Crane 
 

Allowable stresses and buckle factors in the computation of the structure were referred to JIS B 8821 (2004).

  Welding of the structure was designed and performed in accordance to AWS D1.1M:2004.
Main Hoist and Boom Hoist Winches   
 

Main hoist and boom hoist winches are equipped planetary gearbox with 240 kW (322 hp) hydraulic motor with brake valve.

 

Maximum single line pull capacity of the winch is 382,949 N and 12.6 rpm.. Hydraulic power pack driven by 630 hp (470 kW) KOMATSU diesel engine (SAA6D140-P460) for three pumps to main, boom hoist and slewing/single lift.

   Main hook is fitted SWL 400 ton wide body shackle and 20 part lines.
  Boom hoist is fitted with 24 part lines.
 

Wire rope for the above is 28 mm (1.102 in.) diameter 35 x 7, compacted wsc, and tensile grade 2160 N / mm2.

Mooring System   
 

2 unit of 20 tons pulling capacity hydraulic waterfall type double drum winches.

 

1” x 300 meter mooring wire rope accommodated each drum.

  2.0 tons “AC 14” type anchor x 4 with pendant wire and buoys.
  4 unit universal type of fair leaders on each side. 
 

45 kW (60 hp) electric/hydraulic power pack for winches and hydraulic pushing rods.    

Control Room  
 

Crane operation stand, lift monitoring system and communication equipment are installed in a 20 feet (6.10 m) container, which located top of winches on deck of barge.

Spud System   
 

Length of the spud 24 m (79 feet) and diameter of the spud 813 mm (32 inch) are installed in port side and starboard side spud well.

 

Hydraulic pushing rod with a maximum 47 ton pushing force is installed to each spud.   

Store
 

Sling wire rope store located under deck of barge and tool/gear are stored in 20 feet (6.10 m) container on deck. 

 

Diesel oil tank 10 KL capacity is under deck of barge.

Other
 

1 x 120 KVA and 50 KVA electric generator, welding / cutting gear, water pumps, and lighting facilities.

All details on these pages 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.


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