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复合土钉支护是将主动支护型式和被动支护型式联合应用,柔性支护与刚性支护相结合,其工作机理主要是以下几个方面:分担荷载作用、止水抗渗作用、传递荷载作用、局部稳定作用和超前加固作用。
The composite soil nailing support is a combination of active support type and passive support type. The combination of flexible support and rigid support mainly includes the following aspects: load sharing, water impermeability, transmission Load effect, local stability and advance reinforcement effect.