Department of International Cooperation， Science and Technology of Ministry of Water Resources， P. R. China has the mandate of managing the formulation and revision of water technology standards in China.

Translation of the code from Cl：unese into English was organized by Department of International Cooperation， Science and Technology of Ministry of Water Resources， P. R. China in accordance with due procedures and regulations applicable in the country.

This English version of code is identical to its Chinese original SL 191-2008 Design Code for HydrauLic Concrete Structures， which was formulated and revised under the auspices of Department of International Cooperation， Science and Technology of Ministry of Water Resources， P. R. China.