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Contents

1Generalprovisions·············································()

2Terms····························································(2)

3Gradeanddesignstandardsofleveeproject············(4)

3.1Floodcontrolstandardandgradeofleveeproject(4

3.2Securityheightenedvalueandstabilitysafetyfactor·?·······5

4Basicdata......·········...(8

4.1Meteorologyandhydrology··..··..8)

4.2Socialeconomy······..·..·..··..·..·..····....8

4.3Engineeringtopography······..·..·..·..·..··....·8

4.4Engineeringgeology·········..···..·..·..·············..·(j0)

5Leveelinelayoutandselectionofleveetype·········...(J.1)

5.1Leveelinelayout···..·..·············..················..··..(:11)

5.2Determinationofthespacingoflevee················...(11)

5.3Selectionofleveetype················..····..·············..(12)

6Leveefoundationtreatments···..··..··..·············...(13)

6.1Gene.ralrequirement(13)

6.2Softleveefoundationtreatments..·..·········..··········('1.3)

6.3Perviousleveefoundationtreatments····..········..··..(J.5)

6.4Multi·layerleveefoundationtreatments·····················(J.5)

6.5Anti-seepagetreatmentsforrockleveefoundation(16)

6.6Verticalanti-seepageforleveefoundation······...···...(:L6)

7Designofleveebody(:L8)

7.1Generalrequirement·..······..··········..·················..(L8)

7.2StandardsforleveematerialsandearthleveefiUing(1-8)

?4?

7.3Crestelevationoflevee·······································(19)

7.4Creststructureofearthlevee·································(20)

7.5Leveeslopeandberm..·..·..···..···..·..··..·..·..·..(2l)

7.6Slopeprotectionandslopedrainage·..····..···..·············(21)

7.7Anti-seepageanddrainagefacilities······...···...······(22)

7.8Floodwall······················································(23)

8Designofrevetment··········································C25)

8.1Generalrequirement·························--···..··········(25)

8.2Slope-typerevetment..·..·······..······..············(26)

8.3Dam-typerevetment..·..·..··..·..····..···..·..············?(28)

8.4Wall-typerevetment·..(29)

8.5Othertypesofrevetment..··?..?..?..·..·······..?..··..(30)

9Leveestabilitycalculation··(3Z)

9.1Seepagefieldcalculationandseepagestability

estimation"·..··..·..···..·..·..·..·······..··..·······(32)

9.ZCalculationofstabilityagainstslidingandtoppling(33)

9.3Settlementcalculation·..···..·..·..····"·"·"·(35)

10Connectionbetweenleveeandbuildingsor

structures··..·..··..·..·····..·..·..····..·..·..·..··..(36)

10.1Generalrequirement··..····..······..?········..·(36)

10.ZBuildingsandstructuresconstractedthroughlevee..····..·(36)

10.3Buildingsandstructuresconstractednearlevee············(38)

10.4Buildingsandstructuresconstractedacrosslevee(38)

11Strengthening,extensionandreconstructionof

leveeproject·············(39)

11.1Generalrequirement"·..·..·..···..···..·..·..·..·..·(39)

11.2Strengtheningandextension..·..·..··(39)

11.3Reconstruction..····..·..·..?..·..·..·····..·..···(4Z)

12Designofsafetymonitoring···(43)

5?

13Designofleveeprojectrnanagement·········..··········(45)

13.1Generalrequirement······??·····················?.(45)

13.2Scopeofprojectmanagementandprotection(46)

13.3Facilitiesoftrafficandcommunication(47)

13.4Facilitiesofothermanagementandmaintenance..···..·(47)

AppendixACalculationofleveefoundation

treatments..·..····..·..·..·..·..·..·..·..····..··..(49)

AppendixBDesigntidelevelcalculation(52)

AppendixCWavecalculation······...···(57)

AppendixDBankprotectioncalculation······(67)

AppendixESeepagecalculation···...···..···..··...(78)

AppendixFCalculationofstabilityagainstsliding0Ol)

Explanationofwordinginthiscode···o05)

Listofquotedstandards····(106)

Addition:Explanationofprovisions····(107)

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