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Database: 189759 (19 Oct 2025)
NB/T 11669-2024 English PDF
Standard ID
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Standard Title (Description)
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NB/T 11669-2024
English
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3 days [Need to translate]
(Technical specification for underwater repair of hydraulic structures)
Valid
NB/T 11669-2024
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Basic data
Standard ID
NB/T 11669-2024 (NB/T11669-2024)
Description (Translated English)
(Technical specification for underwater repair of hydraulic structures)
Sector / Industry
Energy Industry Standard (Recommended)
Classification of Chinese Standard
P59
Classification of International Standard
27.140
Word Count Estimation
141,199
Date of Issue
2024-09-24
Date of Implementation
2025-03-24
Issuing agency(ies)
National Energy Administration