中译英-公路工程抗震设计规范-译

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1、TradeStandardofthePeople’sRepublicofChinaJTJJTJ044-89Anti-seismicDesignCodeforHighwayEngineeringIssuedon01-01-1990Implementedon01-01-1990IssuedbytheMinistryofCommunicationsofthePeople'sRepublicofChinaContents1GeneralRules12Route,BridgeSite,TunnelSiteandFoundation32.1.Route,Brid

2、gesiteandTunnelSite32.2.Foundation53.SubgradeandRetainingWall93.1.Checkingcalculationsofanti-seismicstrengthandstability93.2.Anti-seismicmeasures124Bridges144.1.Generalrules144.2.Seismicload154.3.CheckingCalculationsofAnti-seismicStrengthandStability314.4.Anti-seismicmeasures34

3、Chapter5Tunnels405.1.GeneralRules405.2.CheckingCalculationsofAnti-seismicStrengthandStability405.3.Anti-seismicmeasures42Appendix1ApproximateFormulasforFundamentalPeriodofBeamBridgePiers44Appendix2ApproximateCalculationFormulaforFundamentalPeriodofBeamBridgeswithLaminatedRubber

4、Bearings46Appendix3ApproximateCalculationFormulasforFundamentalPeriodofSingle-spanArchBridges47Appendix4ApproximateCalculationFormulaforNaturalVibrationPeriodofMultiple-archBridges49Appendix5TableofSeismicInternalForceCoefficientforArchBridges52Appendix6MethodofDeterminationofD

5、ynamicMagnificationCoefficientβAccordingtoSiteAssessmentIndexμ57Appendix7ExplanationofTerminologyofthisCode59Appendix8WordingExplanationoftheCode60Anti-seismicDesignCodeforHighwayEngineeringJTJ044-89ExecutiononJanuary1st,1990BasicSymbolsActionsandtheireffects-Horizontalseismicl

6、oadactingatthecenterofgravityofcalculatedsubgradesoilmass-Horizontalseismicloadactingatthecenterofgravityofwallbodyabovesectioni-Horizontalseismicloadactingatmasspointiofabeambridgepier-Horizontalseismicloadgeneratedonthetopsurfaceoflaminatedrubberbearingsonpieribysuperstructur

7、e-Horizontalseismicloadgeneratedbypierbody-Summationofhorizontalseismicloadsgeneratedonthetopsurfaceofoneorseverallaminatedrubberbearingsbysuperstructure-Horizontalseismicloadactingatthecenterofgravityofabutmentbody-Activesoilpressureactingovereverylinearmeterofabutmentbackinca

8、seofanearthquake-Longitudinalhorizontalconcentratedfor