The "Standards for Geotechnical Engineering Investigation of Oil and Gas Fields and Pipelines" is now approved as a national standard, numbered GB/T50568-2019, and will come into force on December 1, 2019. The original national standard "Code for Geotechnical Investigation of Oil and Gas Fields and Pipelines" (GB50568-2010) 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 the China Planning Publishing House organized by the Institute of Standards and Quotas of the Ministry of Housing and Urban-Rural Development. Ministry of Housing and Urban-Rural Development of the People's Republic of China August 12, 2019
GB/T 50568-2019 history
2019GB/T 50568-2019 Geotechnical investigation standards for oil and gas fields and pipelines
2010GB 50568-2010 Code for oil and gas field and pipeline investigation of geotechnical engineering