DRAGLINE
The Dragline was first invented by John W Page in 1904 for digging chicago canal.
WHAT IS DRAGLINE ?
- It is a machine used to transport material by using a wirerope with a suspende bucket from blasting mock to dumping point.
- It eliminate loading, hauling and transporting material from one point to another in surface excavation.
- It normally deployed for side-casting the material.
- Dragline falls in heavy equipment category. Dragline are used in civil engineering projects and surface mining.
- Dragline can dig deep into the earth.
- The drag word is used because it can drag material present far from the machine.
- The Dragline consists of a hoist rope, large bucket, drag rope, driving motor, boom.
USES OF DRAGLINE
- Road excavation
- Deep down excavation
- Under water excavation
- Surface mining
- Construction of port, harbour, etc
TYPES OF DRAGLINE
- Wheel mounted dragline
- Crawler mounted dragline
- Truck mounted / portable dragline
- Walking dragline - Nowadays this is not considered.
