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Periodica Polytechnica Civil Engineering· 2017Q2

Investigation of Frost-Heaving Characteristics of Horizontal- Cup-Shape Frozen Ground Surface for Reinforced End Soil Mass in Shield Tunnel Construction

Yongxing Zhang, Ting Zhang, Ping Yang

Short summary

A cup-shape arrangement of horizontal freezing pipes in artificial ground freezing (AGF) for shield tunnels increases frost heave displacement with higher brine temperatures and deeper burial, but decreases it with thicker cup bottoms.

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Field: General Engineering

General EngineeringEngineering