Experimental Study of Mechanical Characteristics of Tunnel Support System in Hard Cataclastic Rock with High Geostress

<div>The cracking of initial support and the deformation of steel frame in the test <a href="https://static.hindawi.com/articles/sv/volume-2020/8824881/figures/#sec2">section 2</a>. (a) The cracking of initial support. (b) The deformation of steel arch.</div>

Shock and Vibration

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Figure 6

Figure 6: Experimental Study of Mechanical Characteristics of Tunnel Support System in Hard Cataclastic Rock with High Geostress 