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Stressed state of the rock surrounding excavations in a mass with terrace-shape relief

โœ Scribed by S. N. Savchenko


Publisher
Springer
Year
1986
Tongue
English
Weight
284 KB
Volume
22
Category
Article
ISSN
1573-8736

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Stability analysis of block in the surro
โœ Jun Liu; Zhongkui Li; Zhuoyuan Zhang ๐Ÿ“‚ Article ๐Ÿ“… 2004 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 508 KB

Keyblock has been received a lot of attention in underground engineering because it loses its stability first after excavation. Block theory originally proposed by Shi could not build the geometric characteristics of keyblock and explain how to determine the precise locations of keyblock. Therefore,