Case study and design of steel set support for aged belt entry rehabilitation
In order to access remote reserve areas, some U.S. coal mines have to maintain aged underground entries for a great distance. However, high humidity, warm temperature, and time dependent deterioration can cause progressive roof deterioration and unexpected roof falls, and pose a great challenge to g...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Elsevier
2018-01-01
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Series: | International Journal of Mining Science and Technology |
Online Access: | http://www.sciencedirect.com/science/article/pii/S2095268617309096 |