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Utilizing HCM Example Files

Gustavo Zschaber2025-06-13T19:10:15+00:00June 12, 2025|
Gustavo Zschaber

A helpful way to understand the HCM methods and how they are implemented in HCS is by exploring the example files included with the software installation. The example folder contains 74 different cases directly from the HCM, serving as practical demonstrations of the various methods presented in the manual. You can access these files in two ways:

  1. Navigate to the example folder located at “C:\Program Files (x86)\McTrans\HCS2025\Example”
  2. Within any module under the “Start” section, click on “Example Folder…” and select the file you wish to open.
HCS Example Folders

HCM Example Files

A description of all examples and their reference from the HCM is presented in the following Table.

AWSC

Description HCM Reference Example File Name(s)
Single-Lane, Three-leg Intersection Page 32-57 AWSC1-SingleLaneThreeLeg
Multilane, Four-leg Intersection Page 32-62 AWSC2-MultilaneFourLeg

TWSC

Description HCM Reference Example File Name(s)
TWSC at an Intersection with Three Legs Page 32-4 TWSC1-ThreeLegIntersection
TWSC Pedestrian Crossing at a TWSC Intersection – Scenario A Page 32-10 TWSC2_A-PedCrossUnmarkedNoMedRefuge
TWSC Pedestrian Crossing at a TWSC Intersection – Scenario B Page 32-10 TWSC2_B-PedCrossMarkedMedRefuge
TWSC Pedestrian Crossing at a TWSC Intersection – Scenario C Page 32-10 TWSC2_C-PedCrossMarkedMedRefugeRRFB
Flared Approaches and Median Storage Page 32-15 TWSC3-FlaredApproachesMedStorage
TWSC Intersection within a Signalized Urban Street Segment Page 32-29 TWSC4-WithinSignalizedUrbanStreetSeg
TWSC Six-lane Street with U-Turns and Pedestrians – Scenario A Page 32-39 TWSC5_1-SixLaneUturnsPedsLeftThru
TWSC Six-lane Street with U-Turns and Pedestrians – Scenario B Page 32-39 TWSC5_2-SixLaneUturnsPedsLeftOnly

Roundabouts

Description HCM Reference Example File Name(s)
Single-Lane Roundabout with Bypass Lanes Page 33-8 Roundabouts1-SingleLaneRbtWithBypass
Multilane Roundabout Page 33-13 Roundabouts2-MultilaneRbtEntryVeh47

Freeway Merge

Description HCM Reference Example File Name(s)
Isolated One-Lane, Right-Hand On-Ramp to a Four-Lane Freeway Page 28-2 Merge1-Isolated1LaneONR4LaneFreeway
One-Lane On-Ramp Followed by a One-Lane Off-Ramp Page 28-9 Merge3-1LaneONR1LaneOFR8LaneFreeway
Single-Lane, Left-Hand On-Ramp on a Six-Lane Freeway Page 28-14 Merge4-1LaneLeftHandONR6LaneFreeway
Service Flow Rates and Service Volumes for an Isolated On-Ramp Page 28-17 Merge5-ServiceVolumesIsolatedOnRampSixLaneFreewayApproach1
ServiceVolumes2-IsolatedOnRampSixLaneFreewayApproach1
Service Flow Rates and Service Volumes for an Isolated On-Ramp Page 28-17 Merge5-ServiceVolumesIsolatedOnRampSixLaneFreewayApproach2
ServiceVolumes2-IsolatedOnRampSixLaneFreewayApproach2

Freeway Diverge

Description HCM Reference Example File Name(s)
Two Adjacent Single-Lane, Right-Hand Off-Ramps on Freeway Page 28-4 Diverge2a-2Adj1LaneRightHandOFR6LaneFreeway
Two Adjacent Single-Lane, Right-Hand Off-Ramps on Freeway Page 28-4 Diverge2b-2Adj1LaneRightHandOFR6LaneFreeway
One-Lane On-Ramp Followed by a One-Lane Off-Ramp Page 28-10 Diverge3-1LaneONR1LaneOFR8LaneFreeway

Freeway Basic

Description HCM Reference Example File Name(s)
Four-Lane Freeway LOS Page 26-30 Basic1-FourLaneFreeway
Number of Lanes Required for Target LOS Page 26-33 Basic2-TargetLOS
Number of Lanes Required for Target LOS – Design Page 26-33 Basic2-TargetLOS-Design
ServiceVolumes1-BasicEightLaneLevelTerrain
ServiceVolumes1-BasicFourLaneLevelTerrain
ServiceVolumes1-BasicSixLaneRollingTerrain
Six-Lane Freeway LOS and Capacity – Present Page 26-36 Basic3a-SixLaneFreewaysPresent
Six-Lane Freeway LOS and Capacity – Future Page 26-36 Basic3b-SixLaneFreewayFuture
Mixed-Flow Freeway Operations Page 26-40 Basic5-MixedFlow
Severe Weather Effects on a Basic Freeway Segment Page 26-44 Basic6-SevereWeather
Basic Managed Lane Segment – Managed Lane 1 Page 26-49 Basic7a-ManagedLane1
Basic Managed Lane Segment – Managed Lane 2 Page 26-49 Basic7a-ManagedLane2

Freeway Facilities

Description HCM Reference Example File Name(s)
Evaluation of an Undersaturated Facility Page 25-85 Facilities1-Undersaturated
Evaluation of an Oversaturated Facility Page 25-92 Facilities2-Oversaturated
Capacity Improvements to an Oversaturated Facility Page 25-97 Facilities3-CapImprovementsOversaturated
Evaluation of an Undersaturated Facility with a Work Zone Page 25-102 Facilities4-UndersaturatedWithWorkZone
Evaluation of an Oversaturated Facility with a Managed Lane Page 25-108 Facilities5-OversaturatedWithManagedLane
Planning-Level Analysis of a Freeway Facility Page 25-110 Facilities6-FacilityPlanningLevelAnalysis

Freeway Reliability

Description HCM Reference Example File Name(s)
Reliability Evaluation of an Existing Freeway Facility Page 25-118 Facilities7-BaseReliability
Reliability Analysis with Geometric Improvements Page 25-122 Facilities8-ReliabilityWithGeometricImprovements
Evaluation of Incident Management Page 25-123 Facilities9-ReliabilityWithIncidentManagement
Planning-Level Reliability Analysis Page 25-124 Facilities10-ReliabilityPlanningLevelAnalysis
Estimating Freeway Composite Grade Operations with Mixed Flow Page 25-125 Facilities11-FreewayCompositeGradeWithMixedFlow

Interchanges

Description HCM Reference Example File Name(s)
Diamond Interchange Page 34-3 Interchanges1-Diamond
Parclo A-2Q Interchange Page 34-4 Interchanges2-ParcloA2Q
Diamond Interchange with Queue Spillback Page 34-16 Interchanges3-DiamondWithQueueSpillback
Diamond Interchange with Demand Starvation Page 34-23 Interchanges4-DiamondWithDemandStarvation
Diverging Diamond Interchange with Signal Control Page 34-30 Interchanges5-DivergingDiamondWithSignalControl
Single-Point Urban Interchange Page 34-37 Interchanges7-SPUI
Diamond Interchange with Adjacent Intersection Page 34-43 Interchanges8-DiamondWithAdjacentIntersection

RCUT

Description HCM Reference Example File Name(s)
Four-Legged Restricted Crossing U-Turn Intersection Page 34-61 Example12-MainIntersection
Three-Legged Restricted Crossing U-Turn Intersection Page 34-67 Example13-Crossover
Example13-MainIntersection
Four-Legged Restricted Crossing U-Turn Intersection Page 34-71 Example14-RCUT(1&2NB)
Example14-RCUT(3&4SB)

MUT

Description HCM Reference Example File Name(s)
Four-Legged Median U-Turn Intersection with Stop Signs Page 34-75 Example15-Conventional
Example15-MUT
Example15-MUT-Downstream
Example15-MUT-Upstream
Partial Displaced Left-Turn Intersection Page 34-79 Example16-Conventional
Example16-PartialDLT

Two-Lane Highway

Description HCM Reference Example File Name(s)
Level, Straight, Passing Constrained Segment Page 26-54 TwoLane1-LevelStraightPassingConstrainedSegment
Passing Constrained Segment with Horizontal Curves Page 26-60 TwoLane2-PassingConstrainedSegmentWithHorizontalCurves
Facility Analysis – Level Terrain Page 26-63 TwoLane3-FacilityAnalysisLevelTerrain
Facility Analysis – Mountain Road Page 26-85 TwoLane4-FacilityAnalysisMountainRoad
Two-Lane Highway Bicycle LOS Page 26-90 TwoLane5-Bicycle LOS (Existing)
TwoLane5-Bicycle LOS (Proposed)

Multilane Highway

Description HCM Reference Example File Name(s)
LOS on a Five-Lane Highway with a Two-Way Left-Turn Lane Page 26-38 Multilane4-FiveLaneHighwayTWLTL

Network Analysis

Description HCM Reference Example File Name(s)
O-D Based Travel Time Estimation for I-75 NB Freeway Page 38-28 Network1-GainesvilleI75
Off-Ramp Queue Spillback Analysis for Freeway-to-Freeway Ramp Page 38-31 Network3-MiamiI75

Signalized Intersections

Description HCM Reference Example File Name(s)
Motorized Vehicle LOS Page 31-133 Signals1-MotorizedVehicle
Pedestrian LOS Page 31-142 Signals2-Pedestrian
Bicycle LOS Page 31-148 Signals3-Bicycle

Urban Streets Segments

Description HCM Reference Example File Name(s)
Motorized Vehicle LOS Page 30-49 Streets1-MotorizedVehicle
Pedestrian LOS Page 30-57 Streets2-Pedestrian
Bicycle LOS Page 30-63 Streets3-Bicycle
Transit LOS Page 30-67 Streets4-Transit

Freeway Weaving

Description HCM Reference Example File Name(s)
LOS of a Major Weaving Segment Page 27-2 Weaving1-MajorWeave
LOS of a Ramp Weave Page 27-5 Weaving2-RampWeave
LOS of a Two-Sided Weaving Segment Page 27-7 Weaving3-TwoSidedWeave
Design of a Major Weaving Segment for a Desired LOS Page 27-16 Weaving4a-TargetLOS
Weaving4b-TargetLOS
Constructing a Service Volume Table for a Weaving Segment Page 27-22 Weaving5-ServiceVolumes
ServiceVolumes3-WeavingSegment
LOS of an ML Access Segment with Cross-Weaving Page 27-27 Weaving6-MLAccessSegCrossWeaving
ML Access Segment with Downstream Off-Ramp Page 27-32 Weaving7-MLAccessSegDownOffRamp

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