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AnalysisandImprovementMeasuresoftheMedianStripSightDistanceofaHighwayinYunnanProvince

  

  1. (1.FacultyofEnvironmentalEngineering,KunmingMetallurgyCollege,Kunming650033,China;2.BroadvisionEngineeringConsultants,Kunming650011,China)
  • Online:2018-10-30 Published:2018-10-30

Abstract: Intheprocessofdesignandoperationofhighways,therightlateralcleardistancecangenerallymeettherequirementofsightdistance,buttheleftlateralcleardistancemaynotduringparkingbecauseoftheimpedimentfrommedianstrips,whichtherefore,needscorrespondingattentionfromhighwaymanagementadministrations.Tosolveproblemofthiskind,thepaperhastakentheconstructionprojectofahighwayinYunnanProvinceasanexample.Lateralcleardistancecalculationmethodandthesightdistanceenvelopediagramareusedtocheckthemedianstripsightdistanceintheantiglareplantsandantiplates.Thispaperanalyzestheshortageofthedesignofmedianstripsondividedhighwaysandtheleftsightdistanceimpediments,andputsforwardcorrespondingengineeringmeasuresforreferenceforsimilarprojects,includingadjustingthealignmentindicator,increasingthewidthofthemedianstrips,adoptingspeedcontrolmeasures,andchangingthewayofantiglare,etc

Key words: highway, medianstripsightdistance, lateralcleardistance, antiglaremode

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