public static void IntersectionCalcs(IntersectionData intersection, AreaType area)
{
foreach (ApproachData approach in intersection.Approaches)
{
foreach (LaneGroupData laneGroup in approach.LaneGroups)
{
if (laneGroup.Type == LaneMovementsAllowed.LeftOnly || laneGroup.Type == LaneMovementsAllowed.ThruAndLeftTurnBay)
{
approach.LeftTurnBayExists = true;
}
else if (laneGroup.Type == LaneMovementsAllowed.RightOnly || laneGroup.Type == LaneMovementsAllowed.ThruAndRightTurnBay)
{
approach.RightTurnBayExists = true;
}
}
approach.Results = new ResultsIntersectionApproachData(intersection.Signal.CycleLengthSec);
approach.Results.ControlDelay = 0;
approach.DemandVolume = 0;
foreach (LaneGroupData laneGroup in approach.LaneGroups)
{
laneGroup.AnalysisResults = new ResultsIntersectionLaneGroupData();
if (laneGroup.DischargeVolume > 0)
{
laneGroup.PortionOnGreen = Math.Min(Math.Min(laneGroup.PlatoonRatio, 2) * laneGroup.SignalPhase.GreenEffectiveSec / intersection.Signal.CycleLengthSec, 1); // includes green
}
else
{
laneGroup.PortionOnGreen = 0;
}
laneGroup.AnalysisResults.SatFlowRate = SatFlowRateCalculations.HCM2016(area, laneGroup.NumLanes, 12, laneGroup.PctHeavyVehicles, laneGroup.Type, laneGroup.PctLeftTurns, laneGroup.PctRightTurns, approach.PctGrade, laneGroup.BaseSatFlow);
laneGroup.SignalPhase.gC = laneGroup.SignalPhase.GreenEffectiveSec / intersection.Signal.CycleLengthSec; //Equation 19-16
laneGroup.AnalysisResults.CapacityPerLane = SignalCalcs.Capacity(laneGroup.AnalysisResults.SatFlowRate.AdjustedValueVehHrLane, laneGroup.SignalPhase.gC, laneGroup.NumLanes);
laneGroup.AnalysisResults.vcRatio = SignalCalcs.vcRatio(laneGroup.AnalysisFlowRate, laneGroup.AnalysisResults.CapacityPerLane);
laneGroup.AnalysisResults.OverCap = SignalCalcs.OverCapacityCheck(laneGroup.AnalysisResults.vcRatio, laneGroup.PeakHourFactor);
//if (laneGroup.AnalysisResults.OverCap)
// Arterial.OverCapacity = true;
ThresholdData LOSthresholds = new ThresholdData(area);
float PrevVC = 0;
laneGroup.AnalysisResults.SignalControlParms = SignalCalcs.SigDelay(intersection.Signal.ControlType, intersection.Signal.CycleLengthSec, laneGroup.SignalPhase.gC, laneGroup.ArvType, laneGroup.AnalysisFlowRate, laneGroup.AnalysisResults.SatFlowRate.AdjustedValueVehHrLane, laneGroup.NumLanes, laneGroup.AnalysisResults.CapacityPerLane, laneGroup.AnalysisResults.vcRatio, PrevVC, laneGroup.PortionOnGreen, laneGroup.NemaMvmtID);
laneGroup.AnalysisResults.LOS = SignalCalcs.LOSintersection(laneGroup.AnalysisResults.SignalControlParms.AvgOverallDelay, LOSthresholds.Delay); //determine intersection LOS, as a function of signal delay
approach.Results.ControlDelay += (laneGroup.AnalysisFlowRate * laneGroup.AnalysisResults.SignalControlParms.AvgOverallDelay) / approach.DemandVolume;
approach.DemandVolume += laneGroup.AnalysisFlowRate;
}
intersection.DemandVolumeVehPerHr += approach.DemandVolume;
intersection.Results.ControlDelay += ((approach.Results.ControlDelay * approach.DemandVolume) / intersection.DemandVolumeVehPerHr);
}
}
public SegmentData(int id, LinkData link, IntersectionData intersection, AreaType SerVolAreaType, int BaseFFS, int upstreamIntersectionWidth)
{
_id = id;
_link = link;
_intersection = intersection;
_thresholds = new ThresholdData(SerVolAreaType, BaseFFS);
_results = new ResultsSegmentData();
_upstreamIntersectionWidth = upstreamIntersectionWidth;
_lengthFt = link.LengthFt + upstreamIntersectionWidth;
}
public ArterialData(ServiceVolumeTableFDOT Inputs, List <SegmentData> segments)
{
_artName = "";
_from = "";
_to = "";
_lengthMiles = Inputs.Roadway.FacilityLengthMiles;
_dir = Inputs.Roadway.AnalysisTravelDir;
_area = Inputs.SerVolAreaType;
_class = Inputs.Class;
_segments = segments;
_Dfactor = Inputs.Traffic.DFactor;
_Kfactor = Inputs.Traffic.KFactor;
_thresholds = new ThresholdData();
_results = new ResultsArterialData();
}
/// <summary>
/// Constructor for creating an Arterial for use with Service Volumes.
/// </summary>
/// <param name="area"></param>
/// <param name="classification"></param>
/// <param name="analysisTravelDir"></param>
/// <param name="segments"></param>
/// <param name="KFactor"></param>
/// <param name="DFactor"></param>
public ArterialData(AreaType area, ArterialClass classification, TravelDirection analysisTravelDir, List <SegmentData> segments, float KFactor, float DFactor)
{
//SetDefaultValues();
//_segments = new List<SegmentData>();
_artName = "";
_from = "";
_to = "";
_lengthMiles = 0;
_dir = analysisTravelDir;
_area = area;
_class = classification;
_segments = segments;
_Dfactor = DFactor;
_Kfactor = KFactor;
_thresholds = new ThresholdData();
_results = new ResultsArterialData();
}
/// <summary>
/// Constructor for creating an Arterial without using Service Volumes.
/// </summary>
/// <param name="area"></param>
/// <param name="classification"></param>
/// <param name="analysisTravelDir"></param>
/// <param name="segments"></param>
public ArterialData(AreaType area, ArterialClass classification, TravelDirection analysisTravelDir, List <SegmentData> segments)
{
//SetDefaultValues();
//_segments = new List<SegmentData>();
_artName = "";
_from = "";
_to = "";
_lengthMiles = 0;
_dir = analysisTravelDir;
_area = area;
_class = classification;
_segments = segments;
_Dfactor = 0.5f;
_Kfactor = 0.1f;
_thresholds = new ThresholdData();
_results = new ResultsArterialData();
//_class = ParmRanges.ArtClassDefault[Convert.ToInt32(_area)];
//_Kfactor = ParmRanges.KfactDefault[Convert.ToInt32(_area)];
//_Dfactor = ParmRanges.DfactDefault[Convert.ToInt32(_area)];
//_maxSerVol = ParmRanges.MaxSerVol[Convert.ToInt32(_area)]; //for other urbanized
}
/**** Constructors ****/
/// <summary>
/// Parameterless constructor needed for XML de/serialization. Do not use.
/// </summary>
public ArterialData()
{
//Parameterless constructor needed for XML de/serialization
_thresholds = new ThresholdData();
}
/// <summary>
/// Parameterless constructor needed for XML de/serialization. Do not use.
/// </summary>
public SegmentData()
{
//Parameterless constructor needed for XML de/serialization
_thresholds = new ThresholdData();
_results = new ResultsSegmentData();
}
