Mucking Machine: It consists of an excavating arm and a conveyor. The Arm scrapes the muck onto the conveyor. The conveyor carries the muck to a ht of 2.25 mt. Dumpers have to reverse and stand under the conveyor to collect the falling muck. The whole machine is self-propelled.
Site-Trucks: They are very low height machines which can carry muck and pour it outside the tunnels. These also Hydraulically powered 4 Wheel Drive Machines. They can also be used to carry concrete.