This standard applies to the maintenance and repair of level 1, level 2, level 3, and level 4 earth-rock dams and other hydraulic structures, underground caverns, slopes and facilities included in their hubs in water conservancy and hydropower projects. Level 5 earth-rock dams can Refer to execution.
SL 210-2015 Referenced Document
DL/T 5144 Hydraulic concrete construction specifications
DL/T 5238 Technical specifications for grouting of earth dams (replacing SD 266-1988)
DL/T 5255 Technical specifications for slope construction of hydropower and water conservancy projects
DL/T 5406 Technical specifications for chemical grouting in hydropower and water conservancy projects
DL/T 949 Standard for joint plastic sealant of hydraulic structure
SL 166 Water conservancy and hydropower engineering pit exploration regulations
SL 174 Technical specification for construction of concrete cut-off wall for water and hydropower projects
SL 223 Acceptance code of practice on water resources and hydroelectric engineering
SL 230 Code of maintenance and repair for concrete dam