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| CHARACTERISTICS AND APPLICATIONS OF HIGH-PRESSURE GROUTING SOIL NAILING |
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Abstract Aiming at the disadvantages of gravity grouting soil nailing,high-pressure grouting soil nailing is introduced in this paper,and its characteristics are discussed. Based on mechanics model of pullout,the transfer mechanism of pullout load of high-pressure grouting soil nailing is discussed. Moreover,the construction process is briefly presented. High-pressure grouting soil nailing has advantages in many aspects,including length of soil nailing,security coefficient of pull strength,bond strength of interface,stability against sliding. Its feasibility is proved in project example.
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Received: 01 August 2002
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WANG Zhaoyu1, 2, ZHAO Weihua1, 2*, JU Nengpan1, 2, LIN Qinghua1, 2, TAN Lin1, 2, HU Xiaolong1, 2. Constitutive model for shear creep behavior of fault gouge containing crushed rock#br#[J]. , 2026, 45(4): 1266-1276. |
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