Behavior of noncircular tunnels excavated in stratified rock masses – Case of underground coal mines

The amount of tunnels excavated along stratified/sedimentary rock masses in Quangninh coal mine area, Vietnam, is gradually increasing. Rock mass in Quangninh is characterized by beddings between rock layers. The behavior of stratified rock masses surrounding the tunnels depends on both the intact r...

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Bibliographic Details
Main Authors: Ngoc Anh Do, Daniel Dias, Van Diep Dinh, Tien Tung Tran, Van Canh Dao, Viet Doan Dao, Phuc Nhan Nguyen
Format: Article
Language:English
Published: Elsevier 2019-02-01
Series:Journal of Rock Mechanics and Geotechnical Engineering
Online Access:http://www.sciencedirect.com/science/article/pii/S167477551830009X