| 摘要 |
PROBLEM TO BE SOLVED: To provide a service car for a slope frame capable of readily traveling to a work position smoothly and in a short period of time without damaging a slope frame even when the slope frame is formed on a slope surface, the service car capable of efficiently forming a lock bolt insertion hole, a ground anchor insertion hole, and the like on the slope surface or the slope frame.SOLUTION: A service car for a slope frame includes: a car body; at least three travel units fitted on the car body and causing the car body to travel by rolling on a slope surface or a slope frame, each trave unit having a front tire wheel, a rear tire wheel, and a subordinate tire wheel positioned immediately behind the front tire wheel and the rear tire wheel and capable of traveling over a travel position of the front tire wheel and the rear tire wheel; a drilling device fitted on the car body for forming a lock bolt insertion hole and a ground anchor insertion hole; and a tow-lifting device for towing the car body to a top part of the slope surface.SELECTED DRAWING: Figure 1 |
