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Technology Research on Rapid Excavation of Large Section Super-Long Coal Roadway
Abstract:
The design construction length of conveyance roadway of the mine working face is nearly 5000m and the section area of driving is 18m2, belongs to large section super-long coal roadway. Through advanced mechanized supporting facilities tunneling construction and using reasonable support pattern and labor organization, it ensured the safety of workers, reduced the labor intensity, and realized the safety and rapid excavation with 440m/month. The economic and social benefit is obviously. It could provide reference meaning for other large section coal roadway rapid excavation at home and abroad.
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Pages:
1560-1563
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Online since:
August 2014
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© 2014 Trans Tech Publications Ltd. All Rights Reserved
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