Stability Analysis of Surrounding Rock of Large Section Ultradeep Shaft Wall

<div>Support design of new main shaft −930 m ∼ −1271 m. (a) Schematic diagram of shaft longitudinal section support design. (b) Schematic diagram of shaft transverse section support design.</div>

Advances in Materials Science and Engineering

fig10

Figure 10

Figure 10: Stability Analysis of Surrounding Rock of Large Section Ultradeep Shaft Wall 