Ground response to high horizontal stresses during longwall retreat and its implications for longwall headgate support

Autor: Peter Zhang, Essie Esterhuizen, D. F. Gearhart, Berk Tulu, Daniel Su, Mark Van Dyke

Publikováno v: International journal of mining science and technology
International Journal of Mining Science and Technology, Vol 29, Iss 1, Pp 27-33 (2019)

Roof falls in longwall headgate can occur when weak roof and high horizontal stress are present. To prevent roof falls in the headgate under high horizontal stress, it is important to understand the ground response to high horizontal stress in the lo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::815ea8c807aad133b8ab5bf7a2961d33
https://doi.org/10.1016/j.ijmst.2018.11.020