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SL 47-2020Technical specification for excavation construction of rock-foundation of hydraulic structures (English PDF)

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Issued by

Ministry of Water Resources of the People's Republic of China

Level / Type

National · Mandatory

Issue date

November 2, 2020

Implementation date

February 2, 2021

Scope

SL 47-2020 (Technical specification for excavation construction of rock-foundation of hydraulic structures) is available as an English-translated PDF.

SL 47-2020 — This standard applies to open-cut construction of rock foundations of hydraulic structures in water conservancy and hydropower projects.

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Document preview — SL 47-2020

National Standard of the People's Republic of China

ICS: 93.160
Classification: P 09
Replacing: SL 47-1994

Issued by: Ministry of Water Resources of the People's Republic of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard applies to open-cut construction of rock foundations of hydraulic structures in water conservancy and hydropower projects. Excavation and construction of rock foundations of hydraulic structures shall not only meet the requirements of this standard, but also meet the requirements of relevant national standards.

Document data

International classification (ICS): 93.160.

Chinese classification (CCS): P09.

Estimated length of the Chinese original: 69,628 words.

Supersedes the earlier edition SL 47-1994.

Standards quoted by this document

GB 6722; SL 52; SL 377; SL 398; SL 399; SL 551; SL 601; SL 631; SL 714; SL 721; DL/T 5333

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 46 pages — is available in the English PDF.

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