GB/T 50511-2022 Active National standards

GB/T 50511-2022 Mine Shaft Construction Standards

Publish Date: 2022-10-31 Implement Date: 2023-02-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 50511-2022

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: The raw materials industry and communication and broadcasting engineering

ICS Name: Mining and mineral products comprehensive

Publish Date: 2022-10-31

Implement Date: 2023-02-01

Scope

为统一煤矿井巷工程施工技术要求,保证施工安全和质量,促进煤矿井巷建设的发展,制定本标准。本标准适用于煤矿井巷工程的施工。煤矿井巷工程承包合同和工程技术文件对施工质量的要求应符合本标准的规定

Development Information

Replace the following standards

GB 50511-2010

Related Standards

GB/T 2007.1-1987 Active

GB/T 2007.1-1987 General rules for the sampling and sample preparation of minerals in bulk—Sampling by manual method

Publish Date: 1987-12-15

GB/T 2007.2-1987 Active

GB/T 2007.2-1987 General rules for the sampling and sample preparation of minerals in bulk Sample preparation by manual method

Publish Date: 1987-12-15

GB/T 2007.3-1987 Active

GB/T 2007.3-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for evaluation of quality variation

Publish Date: 1987-12-15

GB/T 2007.4-1987 Replaced

GB/T 2007.4-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental methods for checking the precision

Publish Date: 1987-12-15

GB/T 2007.5-1987 Replaced

GB/T 2007.5-1987 General rules for the sampling and sample preparation of minerals in bulk—Experimental method for checking the bias of sampling

Publish Date: 1987-12-15

GB/T 2007.6-1987 Active

GB/T 2007.6-1987 General rules for the sampling and sample preparation of minerals in bulk—Determination of moisture content—Heat drying method

Publish Date: 1987-12-15