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Investigation on flexural mechanical properties of novel double-connection joints featuring DDCI connectors and bolts in super-large diameter shield tunnels

delete2026-08-05
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PRE
AI
W
Wenqi Guo
K
Kun Feng *
Y
Yili Zhou
J
Jiaqi Li
Z
Zhao Chen
C
Chuan He
M
Mingqing Xiao
DOI：10.1016/j.tust.2026.107999delete
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Abstract

Abstract

En 中文
• Deep investigation on the mechanical properties of double-connection joint. • Revealing the working mechanism and failure characteristics of DDCI connectors. • Comprehensive comparison of single-connection and double-connection joints.
Keywords:
Novel joint
Double connection
DDCI connector
Flexural mechanical properties
Failure behavior

Journal

Tunnelling and Underground Space Technology cover
Tunnelling and Underground Space Technology
IF:
7.4
Papers:
6.8K
Citations:
3.5W

Organization

C
China Railway Siyuan Survey and Design Group Co. Ltd
Scholars:
5
Papers: 5
Citations: 0
S
southwest jiaotong university
Scholars:
7.6K
Papers: 2.7K
Citations: 0
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