| 摘要 |
PROBLEM TO BE SOLVED: To provide a terminal structure of a guard pipe capable of exerting a buffer effect while having moderate strength.SOLUTION: A guard pipe 100 includes a plurality of supports 1 installed at proper intervals, and upper and lower beams 2 and 3 that are supported by the supports 1. A terminal part 4 of the upper beam 2 comprises a diagonal member that has an inclined area 42 inclined downward from a height of the upper beam, via an upper area of a tip 50 of the lower beam 3. |
