
Derrick Crane
A Derrick crane is a type of crane used for lifting and moving heavy materials, especially in places where large tower cranes cannot be used. It has a simple structure with a tall mast, a boom (long arm), and ropes or cables to lift and move loads.
What It Is:
The derrick crane is usually fixed to a surface like a building roof, a platform, or a foundation. It can rotate and lift heavy items vertically and move them horizontally using ropes and pulleys.
Use of Derrick Crane:
- Lifting heavy machinery and construction materials
- Handling loads in shipyards and ports
- Erecting tall structures and towers
- Used where there is limited space for larger cranes
Where It is Used:
- High-rise building construction (usually on rooftops)
- Industrial plants and factories
- Shipbuilding and ports
- Power plants and oil rigs
Key Features:
- Compact and simple design
- Can rotate 360 degrees
- Can be installed on rooftops or confined spaces
- Handles heavy lifting with ease
Benefits:
- Takes up less space compared to big cranes
- Suitable for areas with space restrictions
- Strong and reliable for heavy lifting tasks
- Easy to assemble and disassemble