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Sl285-2020 design code for intake of water conservancy and hydropower projects pdf

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Water conservancy standard atlas
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Brief introduction: According to the water conservancy technical standard, the water conservancy technical standard is formulated and revised according to the sl1-2014 water conservancy technical standard
According to the requirements of technical standard compilation regulations, sl285-2003 "water conservancy, water conservancy and electrical engineering"
Code for design of water inlet.
This standard consists of 7 chapters and 3 appendixes
——- engineering layout;
——- sand, dirt and ice protection;
——- hydraulic design;
——- structural design and foundation treatment;
——- safety monitoring.
The main technical contents of this revision are as follows:
——- terms such as "layered intake" are added;
——- supplement the type and shape of water inlet and add "layered water intake"
Type;
——- the contents related to the level of intake structure in the original chapter 3 have been cancelled and the design has been completed
Relevant contents of the standard are merged into Chapter 6;
——- revised load combination table and relevant contents of structural design;
——- the phase of taking different safety factors according to the level of building is cancelled
According to relevant regulations, the corresponding safety factors of anti sliding, anti overturning and anti floating stability are revised;
——- Appendix C is added for the prevention of water intake in gate dam diversion type and river bed type hydroproject
Sand facilities;
——- revised the standard wording.
The mandatory provisions in this standard are * 3.1 12 ", 6.3.3, 1 and 2
Section 6.3 4.1, 6.3 Article 7 (1) and 2 (1). Marked in bold
It must be strictly implemented.
The previous versions of the standard replaced by this standard are:
———SL303-88
———SL285-2003
This standard is approved by the Ministry of water resources of the people's Republic of China
Presided over by: General Institute of water resources and hydropower planning and design, Ministry of water resources
Interpretation unit: General Institute of water resources and hydropower planning and design, Ministry of water resources
Editor in chief of this standard: Changjiang survey, planning, design and Research Co., Ltd
Main drafters of this standard: Zhou Shuda, Xie Hongbing, Mou Chunlai, Du Shenwei
Zhao Shiying, Liu Chang'e, Li Min, Zhang Zhiguo
Han Qianlong, Zhang Cunhui, Wang Jin, Chen Ping
Liu Xiaojiang, Cheng Shuyan, Zhang Lingli
Technical director of this standard review meeting: Wen Xuyu
Checked by: Chen Hao
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Sl285-2020 water conservancy and Hydropower Engineering intake design specification Download
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