Cargo: What are the disadvantages of a crane vs derrick?

Question

What are the disadvantages of a crane vs derrick?

Sophie March · Accepted Answer

1. high installation cost 
2. increased deck space required
3. complex design
4. specialist maintenance required 
5. SWL is less than specialist derrick rigs

Cargo

What are the disadvantages of a crane vs derrick?

1. high installation cost 2. increased deck space required 3. complex design 4. specialist maintenance required 5. SWL is less than specialist derrick rigs

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