For tunnels, tension failures occur in the vaults and side walls, CFRP can be effectively used to strengthen them and bring its good characteristics into full play.

• 对于易在拱顶和边墙部位发生受拉破坏的隧道衬砌，碳纤维可有效提高这类结构的承载能力，发挥其高强高效的加固作用。