GB 146.2-2020 Active National standards force_standard

GB 146.2-2020 Gauge for standard gauge railways—Part 2:Structure gauge

Publish Date: 2020-10-11 Implement Date: 2021-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB 146.2-2020

Standard Type: National standards

Standard Status: Active

is_force_gb: yes

CCS Name: Basic standards and general methods

ICS Name: Railway construction

Publish Date: 2020-10-11

Implement Date: 2021-05-01

Pages: 16 pages

Scope

This part of GB 146 specifies the basic construction clearance, tunnel construction clearance, bridge construction clearance, and bridge-tunnel construction clearance for 1,435 mm standard gauge railway lines.
This part applies to the design, construction, operation, and maintenance of the following standard gauge railway lines:
——v≤160 km/h passenger-freight shared railway lines;
——v>160 km/h passenger-freight shared railway lines;
——passenger dedicated railway lines.