| 摘要 |
PROBLEM TO BE SOLVED: To provide a high-speed traveling washing method and high-speed traveling washing device for tunnel, capable of washing lane markers on a road surface in the tunnel while traveling at a legally lowest traveling speed without regulating the traffic or causing environmental pollution. SOLUTION: In this high-speed traveling washing method for washing roads including a road in a tunnel Tn while traveling on the roads including the road in the tunnel Tn, the high-speed traveling washing device comprises a high-pressure washing device 20 mounted on a vehicle body 1A capable of traveling at at least the legally lowest traveling speed or higher and capable of jetting high-pressure hot water including air bubbles from at least one high-pressure jetting nozzle 21 disposed toward the road surface. The high-pressure washing nozzle 21 washes the lane markers put on the road surface along the longitudinal direction of the road. COPYRIGHT: (C)2007,JPO&INPIT
|
