| 摘要 |
PROBLEM TO BE SOLVED: To provide a coating apparatus capable of easily and rapidly coating a tunnel inside wall surface at a low cost with a simple structure. SOLUTION: The tunnel coating apparatus 100 for coating the inside wall surface of a tunnel by spraying a coating material while moving in the tunnel has a tank part 10 for storing the coating material and a spray machine 20 for sucking the coating material from the tank part 10 and spraying the coating material with a high pressure from a spray port 30. The spray port 30 is provided on a pedestal part 40 vertically provided on the coating apparatus to be arranged to face the tunnel inside wall surface having a nearly arc-shaped cross section. COPYRIGHT: (C)2006,JPO&NCIPI
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