| 摘要 |
PROBLEM TO BE SOLVED: To provide a protective net against a falling object capable of absorbing impact energy for a short time and efficiently; and a reinforcement method of the same.SOLUTION: A protective net 1 against a falling object comprises a support post 2 erected on a slope S for receiving a stone fall from the slope S, a horizontal rope 4a of the uppermost stage of which both ends are fixed to the side of the slope S and suspended in the slope width direction through the support post 2, and a protective net 8 hung down from the horizontal rope 4a of the uppermost stage to the lower part of the slope. A reinforcing rope 10 for reinforcing a protective net is bent and installed outside of the protective net 8.SELECTED DRAWING: Figure 1 |
