Gru Derrick

DERRICK CRANE MDC 6000-21

CRANE CAPACITY 600 T
The big advantage of the incremental launching is the possibility to have preassembly of
full section of the viaduct at the ground level.
The possibility to have a well-organized ground assembly allow a reduction in time,
comparing with alternative method of about 6 months.

Crane components:
• Boom 29 m length
• 2 hydraulic winches 16 tons pull capacity and 2200 m rope length for main lifting
• 52 pulley for sheave block for lifting
• 2 hydraulic winches 16 tons pull capacity and 580 m rope length for luffing.
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• 52 pulley for sheave block for luffing.
• 1 hydraulic winches 16 tons capacity and 580 m rope length for jib
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• 3 pulley for sheave block for jib
• Spherical rolling thrust bearings type SKF 293or equivalent for crane rotation,
• Slewing drive type Brevini RPR8000C m=22 – z=12 or equivalent for crane rotation
(hydraulic motor h2V-226 + breack860).

DERRICK CRANE MGD2000-25:

CRANE CAPACITY 200 TONS AT 25 M.

Crane components:
• Boom 30/36 m length
• 1 hydraulic winches 16 tons pull capacity and 1650 m rope length for main lifting
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• 8 pulley for sheave block + 9 pulley with rolling bearings for lifting.
• 1 hydraulic winches 16 tons pull capacity and 580 m rope length for luffing.
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• 25 pulley with rolling bearings for luffing.