Exchange Requirement: Corridor
Download a Word File of this exchange requirement: Here
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Child Classes
Parts (Property Sets)
- Corridor Information
- Corridor Stations
- Corridor Width
- Lane Information
- Lane Offsets
- Lane Slopes
- Shoulder Information
- Shoulder Offsets
- Shoulder Slopes
- Super Elevation Controls
Name
Corridor
Identifier
er_corridor
Change Log
| Date (yyyy-mm-dd) | Action | Author (email) |
|---|---|---|
Project Stage
Select the applicable project stage(s); remove rows that do not apply.
| Code | Stage |
|---|---|
| 0 | Portfolio requirements |
| 1 | Conception of need |
| 2 | Outline feasibility |
| 3 | Substantive feasibility |
| 4 | Outline conceptual design |
| 5 | Full conceptual design |
| 6 | Coordinated design and procurement |
| 7 | Production information |
| 8 | Construction |
| 9 | Operation and maintenance |
| 10 | Disposal |
Overview
Provide a textual overview of the exchange requirement under the headings Scope, General Description and Information Description. Keep it non-technical and aimed at an executive audience.
Scope
Define the scope of the exchange requirement.
General Description
Provide a simple description of how the exchange requirement will meet the scope.
Information Description
- US Roads Data Dictionary as captured in “WORKING-US-RoadsDD-v1.2.xlsx”
Information Requirements
Preconditions
What information must exist or what actions must be completed before this exchange requirement occurs?
Parts
Part: Corridor Information
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Corridor Section ID | Unique identification of the corridor section or template for placement of road sections and other roadside components. | String | required | ||
| Number of Shoulders | Total count of individual shoulders on a roadway | Integer | required | ||
| Number of Lanes | Total count of individual lanes designated for vehicular traffic on a roadway | Integer | required |
Concept: Corridor Section ID
- Purpose: Unique identification of the corridor section or template for placement of road sections and other roadside components.
- Type: String
- Cardinality: required
Concept: Number of Shoulders
- Purpose: Total count of individual shoulders on a roadway
- Type: Integer
- Cardinality: required
Concept: Number of Lanes
- Purpose: Total count of individual lanes designated for vehicular traffic on a roadway
- Type: Integer
- Cardinality: required
Part: Corridor Stations
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Corridor Station Range - Start | refers to the start of a specific segment or section of a roadway or project that is defined by two station points | Real | Stationing | required | |
| Corridor Station Range - End | refers to a specific segment or section of a roadway or project that is defined by two station points | Real | Stationing | required |
Concept: Corridor Station Range - Start
- Purpose: refers to the start of a specific segment or section of a roadway or project that is defined by two station points
- Type: Real
- Units: Stationing
- Cardinality: required
Concept: Corridor Station Range - End
- Purpose: refers to a specific segment or section of a roadway or project that is defined by two station points
- Type: Real
- Units: Stationing
- Cardinality: required
Part: Corridor Width
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Total Width of Roadway | Refers to the total width of a roadway typically includes all the lanes, shoulders, and any other designated areas for vehicles. | Real | Feet | required | |
| Out-to-Out Width | Refers to the total width of a structure or roadway, measured from the outermost edge on one side to the outermost edge on the other side. This measurement includes all elements of the structure, such as lanes, shoulders, barriers, and any other features that extend to the outer edges. Essentially, it captures the full width of the structure or roadway as it spans from one side to the other | Real | Feet | optional | |
| Limits of Construction | Boundary that designates specific area for construction activities. | Real | Feet | optional | |
| ROW-to-ROW Width | Refers to distances between ROW lines along a roadway corridor. | Real | Feet | optional | |
| Clear Zone Width | The roadside border area, starting at the edge of the traveled way, available for safe use by errant vehicles. This area may consist of a shoulder, recoverable slope, nonrecoverable slope, clear runout area, or combination thereof. Although it is desirable to maximize the available clear zone, minimum width requirements are dependent on the traffic volumes and speeds and on the roadside geometry. | Real | Feet | optional |
Concept: Total Width of Roadway
- Purpose: Refers to the total width of a roadway typically includes all the lanes, shoulders, and any other designated areas for vehicles.
- Type: Real
- Units: Feet
- Cardinality: required
Concept: Out-to-Out Width
- Purpose: Refers to the total width of a structure or roadway, measured from the outermost edge on one side to the outermost edge on the other side. This measurement includes all elements of the structure, such as lanes, shoulders, barriers, and any other features that extend to the outer edges. Essentially, it captures the full width of the structure or roadway as it spans from one side to the other
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Limits of Construction
- Purpose: Boundary that designates specific area for construction activities.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: ROW-to-ROW Width
- Purpose: Refers to distances between ROW lines along a roadway corridor.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Clear Zone Width
- Purpose: The roadside border area, starting at the edge of the traveled way, available for safe use by errant vehicles. This area may consist of a shoulder, recoverable slope, nonrecoverable slope, clear runout area, or combination thereof. Although it is desirable to maximize the available clear zone, minimum width requirements are dependent on the traffic volumes and speeds and on the roadside geometry.
- Type: Real
- Units: Feet
- Cardinality: optional
Part: Lane Information
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Lane Width | The width allocated to a single lane of travel for vehicles or shoulder | Real | Feet | required | |
| Lane Use | Utilization of lane including travel, auxiliary, turn, merge, parking, etc. | String | required | enum: Travel, Auxiliary, Buffer, Turn, Merge, Bike, Shared Use, Parking |
Concept: Lane Width
- Purpose: The width allocated to a single lane of travel for vehicles or shoulder
- Type: Real
- Units: Feet
- Cardinality: required
Concept: Lane Use
- Purpose: Utilization of lane including travel, auxiliary, turn, merge, parking, etc.
- Type: String
- Cardinality: required
- Restrictions: enum: Travel, Auxiliary, Buffer, Turn, Merge, Bike, Shared Use, Parking
Part: Lane Offsets
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Centerline Offset from Horizontal Control Line (HCL) | The measurement between the central axis of the roadway and a predefined reference line. | Real | Feet | required | |
| Crown Offset from Horizontal Control Line (HCL) | The measurement between the high point of a normal cross slope | ||||
| of a roadway and a predefined reference line. | Real | Feet | optional | ||
| Point of Rotation (POR) from Horizontal Control Line (HCL) | The measurement from the point where the cross slope changes to a predefined reference line. | Real | Feet | optional | |
| Theoretical Grade Line (TGL) from Horizontal Control Line (HCL) | The measurement from the designed profile line to a predefined reference line. | Real | Feet | optional |
Concept: Centerline Offset from Horizontal Control Line (HCL)
- Purpose: The measurement between the central axis of the roadway and a predefined reference line.
- Type: Real
- Units: Feet
- Cardinality: required
Concept: Crown Offset from Horizontal Control Line (HCL)
- Purpose: The measurement between the high point of a normal cross slope of a roadway and a predefined reference line.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Point of Rotation (POR) from Horizontal Control Line (HCL)
- Purpose: The measurement from the point where the cross slope changes to a predefined reference line.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Theoretical Grade Line (TGL) from Horizontal Control Line (HCL)
- Purpose: The measurement from the designed profile line to a predefined reference line.
- Type: Real
- Units: Feet
- Cardinality: optional
Part: Lane Slopes
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Distance to End of Slope Transition | The horizontal measurement from the point where the grade starts to change to its conclusion. | Real | Feet | optional | |
| Rate of Change of Slope | The algebraic difference of grade per unit of distance. | Real | optional | ||
| Horizontal Width of Slope | The distance from the start of the grade transition to the end of grade transition measured in a level plane. | Real | Feet | optional | |
| Start of Slope Transition | The point where the grade starts to change from one grade to another. | Real | Stationing | optional | |
| Slope | The transverse slope and/or superelevation described by the roadway section geometry. | Real | required |
Concept: Distance to End of Slope Transition
- Purpose: The horizontal measurement from the point where the grade starts to change to its conclusion.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Rate of Change of Slope
- Purpose: The algebraic difference of grade per unit of distance.
- Type: Real
- Cardinality: optional
Concept: Horizontal Width of Slope
- Purpose: The distance from the start of the grade transition to the end of grade transition measured in a level plane.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Start of Slope Transition
- Purpose: The point where the grade starts to change from one grade to another.
- Type: Real
- Units: Stationing
- Cardinality: optional
Concept: Slope
- Purpose: The transverse slope and/or superelevation described by the roadway section geometry.
- Type: Real
- Cardinality: required
Part: Shoulder Information
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Shoulder Width | The width allocated to a single lane of travel for vehicles or shoulder | Real | Feet | required | |
| Shoulder Use | Utilization of lane including travel, auxiliary, turn, merge, parking, etc. | String | required | enum: Travel, Auxiliary, Buffer, Turn, Merge, Bike, Shared Use, Parking |
Concept: Shoulder Width
- Purpose: The width allocated to a single lane of travel for vehicles or shoulder
- Type: Real
- Units: Feet
- Cardinality: required
Concept: Shoulder Use
- Purpose: Utilization of lane including travel, auxiliary, turn, merge, parking, etc.
- Type: String
- Cardinality: required
- Restrictions: enum: Travel, Auxiliary, Buffer, Turn, Merge, Bike, Shared Use, Parking
Part: Shoulder Offsets
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Centerline Offset from Horizontal Control Line (HCL) | The measurement between the central axis of the roadway and a predefined reference line. | Real | Feet | required | |
| Crown Offset from Horizontal Control Line (HCL) | The measurement between the high point of a normal cross slope | ||||
| of a roadway and a predefined reference line. | Real | Feet | optional | ||
| Point of Rotation (POR) from Horizontal Control Line (HCL) | The measurement from the point where the cross slope changes to a predefined reference line. | Real | Feet | optional | |
| Theoretical Grade Line (TGL) from Horizontal Control Line (HCL) | The measurement from the designed profile line to a predefined reference line. | Real | Feet | optional |
Concept: Centerline Offset from Horizontal Control Line (HCL)
- Purpose: The measurement between the central axis of the roadway and a predefined reference line.
- Type: Real
- Units: Feet
- Cardinality: required
Concept: Crown Offset from Horizontal Control Line (HCL)
- Purpose: The measurement between the high point of a normal cross slope of a roadway and a predefined reference line.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Point of Rotation (POR) from Horizontal Control Line (HCL)
- Purpose: The measurement from the point where the cross slope changes to a predefined reference line.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Theoretical Grade Line (TGL) from Horizontal Control Line (HCL)
- Purpose: The measurement from the designed profile line to a predefined reference line.
- Type: Real
- Units: Feet
- Cardinality: optional
Part: Shoulder Slopes
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Distance to End of Slope Transition | The horizontal measurement from the point where the grade starts to change to its conclusion. | Real | Feet | optional | |
| Rate of Change of Slope | The algebraic difference of grade per unit of distance. | Real | optional | ||
| Horizontal Width of Slope | The distance from the start of the grade transition to the end of grade transition measured in a level plane. | Real | Feet | optional | |
| Start of Slope Transition | The point where the grade starts to change from one grade to another. | Real | Stationing | optional | |
| Slope | The transverse slope and/or superelevation described by the roadway section geometry. | Real | required |
Concept: Distance to End of Slope Transition
- Purpose: The horizontal measurement from the point where the grade starts to change to its conclusion.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Rate of Change of Slope
- Purpose: The algebraic difference of grade per unit of distance.
- Type: Real
- Cardinality: optional
Concept: Horizontal Width of Slope
- Purpose: The distance from the start of the grade transition to the end of grade transition measured in a level plane.
- Type: Real
- Units: Feet
- Cardinality: optional
Concept: Start of Slope Transition
- Purpose: The point where the grade starts to change from one grade to another.
- Type: Real
- Units: Stationing
- Cardinality: optional
Concept: Slope
- Purpose: The transverse slope and/or superelevation described by the roadway section geometry.
- Type: Real
- Cardinality: required
Part: Super Elevation Controls
- Purpose: Describe the purpose of this part.
| Concept | Definition | Type | Units | Cardinality | Restrictions |
|---|---|---|---|---|---|
| Point of Rotation to Right Edge of Roadway | The horizontal measurement from the Horizontal Control Line to the Right Edge to determine the lateral position of the right edge of the roadway from the Horizontal Control Line . | Real | Feet | required | |
| Left Edge of Roadway to Point of Rotation | The horizontal measurement from the Left Edge to the Horizontal Control Line to determine the lateral position of the Horizontal Control Line from the left edge of the roadway. | Real | Feet | required | |
| Point of Rotation (POR) to Horizontal Control Line (HCL) | The measurement from the Horizontal Control Line to Point of Rotation. | Real | Feet | required | |
| Left Edge of Roadway to Theoretical Grade Line (TGL) | The horizontal measurement from the Left Edge to the Theoretical Grade Line to determine the lateral position of the Theoretical Grade Line from the left edge of the roadway. | Real | Feet | required | |
| Theoretical Grade Line (TGL) to Right Edge of Roadway | The horizontal measurement from the Theoretical Grade Line to the Right Edge to determine the lateral position of the right edge of the roadway from the Theoretical Grade Line. | Real | Feet | required |
Concept: Point of Rotation to Right Edge of Roadway
- Purpose: The horizontal measurement from the Horizontal Control Line to the Right Edge to determine the lateral position of the right edge of the roadway from the Horizontal Control Line .
- Type: Real
- Units: Feet
- Cardinality: required
Concept: Left Edge of Roadway to Point of Rotation
- Purpose: The horizontal measurement from the Left Edge to the Horizontal Control Line to determine the lateral position of the Horizontal Control Line from the left edge of the roadway.
- Type: Real
- Units: Feet
- Cardinality: required
Concept: Point of Rotation (POR) to Horizontal Control Line (HCL)
- Purpose: The measurement from the Horizontal Control Line to Point of Rotation.
- Type: Real
- Units: Feet
- Cardinality: required
Concept: Left Edge of Roadway to Theoretical Grade Line (TGL)
- Purpose: The horizontal measurement from the Left Edge to the Theoretical Grade Line to determine the lateral position of the Theoretical Grade Line from the left edge of the roadway.
- Type: Real
- Units: Feet
- Cardinality: required
Concept: Theoretical Grade Line (TGL) to Right Edge of Roadway
- Purpose: The horizontal measurement from the Theoretical Grade Line to the Right Edge to determine the lateral position of the right edge of the roadway from the Theoretical Grade Line.
- Type: Real
- Units: Feet
- Cardinality: required
Child Classes
Lane
This child class inherits the requirements defined for the parent element.
Shoulder
This child class inherits the requirements defined for the parent element.