Orange County NC Website
Efland-Buckhorn-Mebane Access Management Plan <br /> <br />15.ContinuousTwo-WayLeft-TurnLanes <br />Continuoustwo-way-left-turnlanes(TWLTL) areacommonaccessmanagement <br />treatmentwhencombinedwithdrivewayconsolidationandcorner clearance.TWLTLs <br />simultaneouslyprovideaseparatelaneforleftturningvehiclesandpropertyaccess. <br />Typically,theyareusedasthecenter laneofafive-laneroadway.Alesscommon <br />designinvolvesthreelanes,aTWLTLinthecenter for leftturnsandonelaneineach <br />directionfor throughtraffic. <br /> <br />Recent theorysuggestsavoidingthisdesignunlessroadright-of-wayconditionsare <br />restrictive. <br /> <br />16.Three-LaneRoadwaysWith Two-WayLeft-TurnLanes Continuous <br />two-wayleft-turnlanes(TWLTL) areacommonaccessmanagement treatment. <br />Typically,theyareusedinthecenterofafour-laneroadway.However,aless- <br />commondesigninvolvingthreelanes–aTWLTLinthecenterfor leftturnsand one <br />laneineachdirectionforthroughtraffic–isbeingusedmoreandmorefrequently.At <br />first,theideaofathree-laneroadmayseem strange. Butundertheright <br />circumstancestheycanworkverywell,operatingbetter andmoresafelythanafour- <br />laneundividedroad. <br /> <br /> <br />17.RaisedMediansAtIntersections <br />Raisedmedianswithleft-turnlanesatintersectionsoffer acost-effectivemeansfor <br />reducingaccidentsandimprovingoperationsat higher volumeintersections.Theleft- <br />turnlanesseparateslower turningvehiclesfrom throughtrafficandprovideaprotected <br />spaceforthesevehiclestodecelerateandturn.Theraisedmedianprohibitsleftturns <br />intoandoutofdrivewaysthatmaybelocatedtooclosetothefunctional areaofthe <br />intersection. <br />18.ContinuousRaisedMedian <br />Continuousraisedmedianswithwell-designedmedianopeningsareamongthemost <br />importantfeaturesformanagingaccesstocreateasafeandefficient highwaysystem. <br /> <br />19.Comparison OfRaisedMedianAndTwo-WayLeft-TurnLanes <br />Becauseraisedmediansarethemostrestrictiveaccessmanagement treatment, <br />buildingaraisedmedianalonganarterial isoftenverycontroversial amongbusiness <br />andpropertyowners.Two-wayleft-turnlanes(TWLTL) aremuchlessso. Business <br />personsandpropertyownersfeel thatinstallationofraisedmedianswill havealarge, <br />negativeimpactontheir customers,sales,andpropertyvalues. Therefore,TWLTLs <br />areoftensuggestedasacompromisesolution. However,TWLTLsalsorepresent a <br />safetycompromisewhencomparedtoraisedmedians. Theyshouldbeusedwith <br />care. <br /> <br /> <br /> <br />51