2　Normative References

The following referenced documents are indispensable for the application of this document.For dated references，only the edition cited applies.For undated references，the latest edition of the referenced document（including any amendments）applies.

GB/T 176　Method for chemical analysis of cement

GB/T 2847　Pozzolanic materials used for cement production

GB/T 8077　Methods for testing uniformity of concrete admixture

GB/T 18046　Ground granulated blast furnace slag used for cement and concrete

GB/T 50082　Standard for test methods of long-term performance and durability of ordinary concrete

GB/T 50287　Code for water resources and hydropower engineering geological investigation

GB/T 50476　Code for durability of concrete structures

DL/T 5055　Technical specification of fly ash for use in hydraulic concrete

DL/T 5057　Design code for hydraulic concrete structures

DL/T 5082　Design specifications of hydraulic structures against ice and freezing action

DL/T 5100　Technical code for hydraulic concrete admixtures

DL/T 5144　Specification for hydraulic concrete construction

DL/T 5150　Test code for hydraulic concrete

DL/T 5151　Test code for aggregates of hydraulic concrete

DL/T 5180　Classification & design safety standard of hydropower projects

DL/T 5207　Technical specification for abrasion and cavitation resistance of concrete in hydraulic structures

DL/T 5330　Code for mix design of hydraulic concrete

DL/T 5387　Technical specification for phosphorous slag powder use in hydraulic concrete

DL/T 5388　Code of natural building material investigation for hydropower and water resources project