Journal Title
Title of Journal: J Coal Sci Eng China
|
Abbravation: Journal of Coal Science and Engineering (China)
|
Publisher
China Coal Society
|
|
|
|
|
|
Authors: Xiangyi Kong Baoan Zhang
Publish Date: 2008/11/18
Volume: 14, Issue: 4, Pages: 597-599
Abstract
The return airway tunnel of bank 6 is an important tunnel for air return and auxiliary transportation While under construction the tunnel was seriously deformed and the bottom was heavily squeezed When completed the bottom was smoothed out several times and a lot of maintenance were done But about half year later the tunnel collapsed To counter the problems mentioned above we systematically expounded our ideas and designed for solving the problem of the sustenance of the return airway tunnel of section 6
Keywords:
.
|
Other Papers In This Journal:
|