Double Girder Overhead Cranes
Double girder overhead Crane consists of two bridge girders supported on two end trucks. The trolley runs on rails on the top of the bridge girders.
The advantages and limitations of double girder cranes are as follows:
The advantages and limitations of double girder cranes are as follows:
- Double girder cranes are faster, with maximum bridge speeds, trolley speeds and hoist speeds approaching 350 fpm, 150 fpm, and 60 fpm, respectively.
- They are useful cranes for a variety of usage levels ranging from infrequent, intermittent use to continuous severe service. They can lift up to 100 tons.
- These can be utilized at any capacity where extremely high hook lift is required because the hook can be pulled up between the girders.
- They are also highly suitable where the crane needs
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