皇冠信用网怎么开户

DB34 / T 3325-2019 Technical Specification for Completion Mapping of Underground Pipelines

G:

Release time: 2019-07-01

Specification category: Other standards

Whether to abolish: No

new standard:

Old standard:

Standard number: DB34 / T 3325-2019
Standard name: Technical Specification for Completion Mapping of Underground Pipelines
Release Department: Anhui Market Supervision Administration
Release Date: 2019-07-01
Implementation Date: 2019-09-01
Standard status: Active
Standard format: PDF
Drafting unit: Hefei Surveying, Mapping, Design and Research Institute Hefei Underground Pipe Network Construction Management Office
Standard introduction:
This procedure is applicable to the completion survey and mapping of underground pipelines in cities and towns in Anhui Province, and the data update of underground pipeline information management systems.


DB34T 3325-2019 Underground Pipeline Completion Surveying and Mapping Technical Regulations.pdf