Optimization of hard roof structure over retained goaf-side gateroad by pre-split blasting technology

Author:

Zhang Zhiyi,Zhang Nong,Shimada Hideki,Sasaoka Takashi,Wahyudi Sugeng

Funder

Fundamental Research Funds for the Central Universities

Key Project of Chinese Ministry of Education

National Natural Science Foundation of China

Publisher

Elsevier BV

Subject

Geotechnical Engineering and Engineering Geology

Reference25 articles.

1. Gas distribution of the mined-out side and extraction technology of first mined key seam relief-mining in gassy multi-seams of low permeability;Yuan;J China Coal Soc,2008

2. Stress redistribution of longwall mining stope and gas control of multi-layer coal seams;Yang;Int J Rock Mech Min Sci,2014

3. Study on the adaptability for the pack-fillings of the goaf-side entry retaining;Qi;J China Coal Soc,1999

4. Control design of roof rocks for goaf-side entry;Li;Chin J Rock Mech Eng,2000

5. Study on goaf-side entry retaining technique with roadside packing in longwall top-coal caving technology;Hua;J Coal Sci Eng,2004

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