STRUCTURE INSPECTION DEVICE AND L-SHAPED GUIDE INSTALLATION METHOD

摘要

PROBLEM TO BE SOLVED: To improve cost for inspecting a structure such as a manhole.SOLUTION: A structure inspection device comprises: a cylindrical L-shaped guide 2; a cable bear 3 inserted into the L-shaped guide 2 and movable along the L-shape; an inspection sensor 4 disposed on a tip end of the cable bear 3, and inspecting an inside of a manhole 10; and a fixing pedestal 1 for fixing the L-shaped guide 2 at an opening part 40 so that the L-shaped part of the L-shaped guide 2 is positioned on an inside space side of the manhole 10.SELECTED DRAWING: Figure 1