Full Terms & Conditions of access and use can be found at http://www.tandfonline.com/action/journalInformation?journalCode=nsme20 Download by: [ECU Libraries] Date: 16 March 2016, At: 20:26 International Journal of Mining, Reclamation and Environment ISSN: 1748-0930 (Print) 1748-0949 (Online) Journal homepage: http://www.tandfonline.com/loi/nsme20 Optimization of gateroad layout under a remnant chain pillar in longwall undermining based on pressure bulb theory Nian-Chao Zhang, Nong Zhang, Joan Esterle, Jia-Guang Kan, Yi-Ming Zhao & Fei Xue To cite this article: Nian-Chao Zhang, Nong Zhang, Joan Esterle, Jia-Guang Kan, Yi-Ming Zhao & Fei Xue (2016) Optimization of gateroad layout under a remnant chain pillar in longwall undermining based on pressure bulb theory, International Journal of Mining, Reclamation and Environment, 30:2, 128-144, DOI: 10.1080/17480930.2015.1024814 To link to this article: http://dx.doi.org/10.1080/17480930.2015.1024814 Published online: 16 Mar 2015. Submit your article to this journal Article views: 99 View related articles View Crossmark data Citing articles: 1 View citing articles