GB51016-2014非煤露天矿边坡工程技术规范

UDC

pGB51016-2014

Technicalcodefornon-coalopen-pit

mineslopeengineering

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•3•

Contents

1Generalprov1s1ons·············································(l

2Termsandsymbols·············································2)

2.ITerms·························································2

2.2Symbo1s·························································(4)

3Basicrequirement················································(6

4Slopeengineeringgeologicalinvestigation···············(8)

4.1c;.encralregulations.............................................(8)

4.2Feasibilitystudystage8)

4.3Designstage(9)

4.4Miningstage(12)

4.5Engineeringgeologicalmappingandinvestigation············13)

4.6Exploringandsampling·······································(15)

4.7In-situtests···················································(17)

4.8Laboratorytests················································(17)

5Evaluationofslopestability·································(20)

5.1(~eneralregulations·············································(20)

5.2Analysisandcomputation····································(20)

5.3Evaluationandresultsreport·································(22)

6Slopemonitoring················································C24)

6.1Generalrq~ulations·············································(24)

6.2Dcformationmonitoring·······································(25)

6.3Stressmonitoring·············································(27)

6.4Vibrationmonitoring··········································(27)

6.5Rainfallandgroundwatermonitoring························(28)

•4•

6.6Landslidemonitoring··········································(29)

7Processcontrolandmaintenanceof

thenear-bankslope·············································(31)

7.1Generalregulations·············································(31)

7.2Processcontrolofbanknearslope···························(31)

7.3Dailymaintenanceanddeformationcontrol

ofbanknearslope·············································(32)

8Designofslopetreatmentengineering·····················(33)

8.1Generalregulations·············································(33)

8.2Drainage······················································(33)

8.3Reducingloadbycuttingslope······························(34)

8.4Anchorbar···················································(34)

8.5Shotcreteandrockboltsupport(37)

8.6Anti-slidepile(37)

8.7Framebeamsanchorage·······································(38)

8.8Retainingwall(38)

8.9Othertreatmentmethods····································(39)

9Constructionofslopetreatmentengineering············C41)

9.1Generalregulations·············································(41)

9.2Designofconstructionorganization···························(41)

9.3Informationconstruction·······································(42)

9.4Emergencymeasuresfordangeroussituations

inconstructic)n················································(42)

10Engineeringdetectionandacceptance·····················(44)

10.1Generalregulations··········································(44)

10.2Qualityinspectionandengineeringdetection···············(4-4)

10.3Acceptance···················································(46)

11Safetyandenvironmentalprotection·····················C4-7)

11.1Safety(4-7)

•5•

11.2Environmentalprotection····································(47)

AppendixAGeologicalstructureclassification

ofopen-pitmineslope···················..······C49)

AppendixBMeasurementandstatisticsofrockmass

discontinuityofopen-pitmineslope·········(53)

AppendixCMechanicalparametersofrockandsoil

massofopen-pitmineslope·····················C54)

AppendixDStabilitycalculationmethodsfor

open-pitmineslope...···...·····················(60)

AppendixEKeypointsfordeepdisplacement

monitoringforopen-pitmineslope···...···...c68)

AppendixFKeypointsfortestingonrockanchors

anddesignofsafetynettingsystem(70)

Explanationofwordinginthiscode...············...·········(75)

Listofquotedstandards······················..············..····C76)

Addition:Explanationofprovisions(77)

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