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SY/T 4121-2018Code for design and construction of pipeline security forewarning system based on optical fiber sensing (English PDF)

基于光纤传感的管道安全预警系统设计及施工规范

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Issued by

National Energy Administration

Level / Type

National · Recommended

Issue date

October 29, 2018

Implementation date

March 1, 2019

Scope

SY/T 4121-2018 is the English-translated version of 基于光纤传感的管道安全预警系统设计及施工规范.

SY/T 4121-2018 — This standard is applicable to the design and construction of a pipeline safety early warning system for the construction or expansion of a communication optical cable with the same trench.

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Document preview — SY/T 4121-2018

National Standard of the People's Republic of China

ICS: 35.240.50; 75.020
Classification: L 07;P71
Replacing: SY/T 4121-2012

Issued by: National Energy Administration

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard is applicable to the design and construction of a pipeline safety early warning system for the construction or expansion of a communication optical cable with the same trench.

Document data

International classification (ICS): 35.240.50; 75.020.

Chinese classification (CCS): L07;P71.

Estimated length of the Chinese original: 78,799 words.

Supersedes the earlier edition SY/T 4121-2012.

Standards quoted by this document

GB/T 13993.1; JGJ 184; SY/T 4108; YD/T 814.1; YD/T 1588.2

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 52 pages — is available in the English PDF.

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