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SL 315-2005Environmental impact assessment code hydroelectric station project for rural area (English PDF)

农村水电站工程环境影响评价规程

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Issued by

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

Level / Type

National · Mandatory

Issue date

May 20, 2005

Implementation date

September 1, 2005

Scope

SL 315-2005 is the English-translated version of 农村水电站工程环境影响评价规程.

SL 315-2005 is the Chinese standard "Environmental impact assessment code hydroelectric station project for rural area". This standard applies to: 1 ~ 50MW-capacity of rural hydropower project working environmental impact assessment, does not apply to the comprehensive utilization project small hydropower. Issued on 2005-05-20, in force from 2005-09-01.

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Document preview — SL 315-2005

National Standard of the People's Republic of China

ICS: 27.140
Classification: P59

[Preview only]
1 General Provisions
2 Terms and Symbols
2.1 Terms
2.2 Symbols
3 Soil Erosion Type Division
3.1 Grade 1 Type Area
3.2 Grade II Type Area
3.3 Scope and Feature
4 Soil Erosion Intensity Graduation
4.1 INTENSITY GRADUATION OF WATER EROSION AND GRAVITY EROSION
4.2 WIND EROSION AND MIXING EROSION (DEBRIS FLOW) INTENSITY GRADUATION
4.3 Layout of Multipurpose Tunnel
5 Soil Erosion Degree Graduation
5.1 Selection of Pressure State
5.2 Sectional Shape
5.3 Sectional Dimension
6 Hydraulic Design of Tunnel
6.1 Calculation Principle
6.2 Anti-cavitation Design of Hydraulic Tunnel with High Velocity
7 Design of Soil Tunnel
7.1 Support and Lining of Soil Tunnel
7.2 Joint Division of Soil Tunnel Lining and its Anti-Seepage and Waterstop
8 Design of Tunnel Section at Adverse Geology
9 Tunnel Support and Lining
9.1 General Requirements
9.2 Loads and Load Combinations
9.3 Concrete and Reinforced Concrete lining
9.4 Prestressed Concrete Lining
9.5 Unlined and Anchor-shotcrete Lined Tunnel
9.6 Design of Reinforced Concrete Lining Bifurcated Tunnel
9.7 Joints on Lining
9.8 Design of Water Retaining Jam

1 Foreword

SL 315-2005 was issued by Ministry of Water Resources of the People's Republic of China on 20 May 2005 and has been in force since 1 September 2005.

The SL prefix, without a suffix, marks a mandatory standard: within its scope, compliance is required.

The document runs to 18 pages in English translation.

2 Scope Preview

This standard applies to: 1 ~ 50MW-capacity of rural hydropower project working environmental impact assessment, does not apply to the comprehensive utilization project small hydropower.

SL 315-2005 falls under ICS 27.140, in the field of energy and heat transfer engineering.

This catalogue holds 100 other SL standards in that field.

In this catalogue, SL standards carry edition years from 1989 to 2020.

3 About this standard

Sector: Water Resources Industry Standard

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

English translation: about 18 pages (approximate)

Chinese original: about 27,224 characters

4 Related standards

Standards on related subjects:

NB 35047-2015 — Code for seismic design of hydraulic structures of hydropower projects

SL 282-2003 — Design specification for concrete arch dams

SL 319-2018 — Design specificatian for concrete gravity dams

5 Classification and status

International classification (ICS): 27.140

Chinese Standard Classification (CCS): P 59

Prefix SL: mandatory standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 18 pages — is available in the English PDF.

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