The "Construction Standards for Coal Mine Shaft and Lane Engineering" is now approved as a national standard, numbered GB/T50511-2022, and will be implemented from February 1, 2023. The original national standard "Code for Construction of Coal Mine Shaft and Lane Engineering" (GB50511-2010) will be abolished at the same time. This standard is published on the website of the Ministry of Housing and Urban-Rural Development (www.mohurd.gov.cn), and is published by China Planning Publishing House Co., Ltd. organized by the Institute of Standards and Quotas of the Ministry of Housing and Urban-Rural Development. Ministry of Housing and Urban-Rural Development October 31, 2022
GB/T 50511-2022 history
2023GB/T 50511-2022 Coal mine shaft engineering construction standards
2010GB 50511-2010 Code for construction of shaft and roadway of coal mine