SY/T 4216.2-2017
Specifications for Construction Quality Acceptance of Oil and Gas Construction Projects Oil and Gas Transmission Pipeline Crossing Projects Part 2: Drilling and Blasting Tunnel Crossings (English Version)

Standard No.

SY/T 4216.2-2017

Language

Chinese, Available in English version

Release Date

2017

Published By

国家能源局

Latest

SY/T 4216.2-2017

SY/T 4216.2-2017 history

• 2017 SY/T 4216.2-2017 Specifications for Construction Quality Acceptance of Oil and Gas Construction Projects Oil and Gas Transmission Pipeline Crossing Projects Part 2: Drilling and Blasting Tunnel Crossings