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: Alignment Data - Linear
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Alignment ID Reference
Alignment ID that is referenced for element layout
String
required
Corridor ID Reference
Corridor ID that is referenced for element layout
String
required
Station - Begin
Station of linear location - begin
Real
Stationing
required
Station Offset - Begin
Offset of linear location - begin
Real
Feet
required
Station - End
Station of linear location - end
Real
Stationing
required
Station Offset - End
Offset of linear location - end
Real
Feet
required
Reference Point Location
Placement of point for offset (i.e. gutterline for traffic barrier feature)
String
required
Concept: Alignment ID Reference
Purpose: Alignment ID that is referenced for element layout
Type: String
Cardinality: required
Concept: Corridor ID Reference
Purpose: Corridor ID that is referenced for element layout
Type: String
Cardinality: required
Concept: Station - Begin
Purpose: Station of linear location - begin
Type: Real
Units: Stationing
Cardinality: required
Concept: Station Offset - Begin
Purpose: Offset of linear location - begin
Type: Real
Units: Feet
Cardinality: required
Concept: Station - End
Purpose: Station of linear location - end
Type: Real
Units: Stationing
Cardinality: required
Concept: Station Offset - End
Purpose: Offset of linear location - end
Type: Real
Units: Feet
Cardinality: required
Concept: Reference Point Location
Purpose: Placement of point for offset (i.e. gutterline for traffic barrier feature)
Type: String
Cardinality: required
Part: Curb and Gutter Features
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Curb and Gutter Type
Selection of type including Combined, Curb Only, or Gutter Only
String
required
enum: Combined, Curb Only, or Gutter Only
Standard Designation
The reference to a standard drawing, specification, or other official document that provides detailed information and requirements for the curb and gutter feature.
String
required
Concept: Curb and Gutter Type
Purpose: Selection of type including Combined, Curb Only, or Gutter Only
Type: String
Cardinality: required
Restrictions: enum: Combined, Curb Only, or Gutter Only
Concept: Standard Designation
Purpose: The reference to a standard drawing, specification, or other official document that provides detailed information and requirements for the curb and gutter feature.
Type: String
Cardinality: required
Part: Curb and Gutter Layout
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Curb and Gutter Width
The full horizontal measurement of the curb and gutter assembly, taken from the outer edge of the curb to the back of the curb, perpendicular to the roadway centerline.
Real
feet
required
Height at Edge of Pavement
The vertical distance from the adjacent pavement surface to the top of the gutter pan at the curb face, typically greater than zero for asphalt pavements.
Real
inches
required
Height at Back
The vertical distance from the gutter flow line to the top of the curb at its back edge. This dimension represents the curb�s full height and influences drainage capacity and roadway edge containment.
Real
inches
required
Concept: Curb and Gutter Width
Purpose: The full horizontal measurement of the curb and gutter assembly, taken from the outer edge of the curb to the back of the curb, perpendicular to the roadway centerline.
Type: Real
Units: feet
Cardinality: required
Concept: Height at Edge of Pavement
Purpose: The vertical distance from the adjacent pavement surface to the top of the gutter pan at the curb face, typically greater than zero for asphalt pavements.
Type: Real
Units: inches
Cardinality: required
Concept: Height at Back
Purpose: The vertical distance from the gutter flow line to the top of the curb at its back edge. This dimension represents the curb�s full height and influences drainage capacity and roadway edge containment.
Type: Real
Units: inches
Cardinality: required
Part: Curb and Gutter Transition
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Curb and Gutter Start Section
The point where a curb and gutter transition begins, marking the initial change from one curb and gutter configuration to another or to a section without curb. This location establishes the starting geometry for the transition and ensures proper alignment and drainage continuity.
Real
Stationing
required
Curb and Gutter End Section
The point where a curb and gutter transition end, marking the initial change from one curb and gutter configuration to another or to a section without curb. This location establishes the starting geometry for the transition and ensures proper alignment and drainage continuity.
Real
Stationing
required
Curb and Gutter Length of Transition
The longitudinal distance along the roadway over which a curb and gutter configuration changes from one type or dimension to another. This measurement ensures a smooth geometric adjustment for drainage and vehicle accommodation.
Real
feet
required
Concept: Curb and Gutter Start Section
Purpose: The point where a curb and gutter transition begins, marking the initial change from one curb and gutter configuration to another or to a section without curb. This location establishes the starting geometry for the transition and ensures proper alignment and drainage continuity.
Type: Real
Units: Stationing
Cardinality: required
Concept: Curb and Gutter End Section
Purpose: The point where a curb and gutter transition end, marking the initial change from one curb and gutter configuration to another or to a section without curb. This location establishes the starting geometry for the transition and ensures proper alignment and drainage continuity.
Type: Real
Units: Stationing
Cardinality: required
Concept: Curb and Gutter Length of Transition
Purpose: The longitudinal distance along the roadway over which a curb and gutter configuration changes from one type or dimension to another. This measurement ensures a smooth geometric adjustment for drainage and vehicle accommodation.
Type: Real
Units: feet
Cardinality: required
Part: GPS Coordinates - Linear
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Latitude - Begin
Latitude of linear location - begin
Real
optional
Longitude - Begin
Longitude of point location - begin
Real
optional
Latitude - End
Latitude of linear location - end
Real
optional
Longitude - End
Longitude of point location - end
Real
optional
Control Points/Benchmarks
Reference points with known coordinates and/or elevations, used to create a consistent horizontal and vertical datums for accurate coordination of highway right of way and private property boundaries and existing features for construction projects.
String
optional
GPS Notes
Notes referring to GPS location data
String
optional
Concept: Latitude - Begin
Purpose: Latitude of linear location - begin
Type: Real
Cardinality: optional
Concept: Longitude - Begin
Purpose: Longitude of point location - begin
Type: Real
Cardinality: optional
Concept: Latitude - End
Purpose: Latitude of linear location - end
Type: Real
Cardinality: optional
Concept: Longitude - End
Purpose: Longitude of point location - end
Type: Real
Cardinality: optional
Concept: Control Points/Benchmarks
Purpose: Reference points with known coordinates and/or elevations, used to create a consistent horizontal and vertical datums for accurate coordination of highway right of way and private property boundaries and existing features for construction projects.
Type: String
Cardinality: optional
Concept: GPS Notes
Purpose: Notes referring to GPS location data
Type: String
Cardinality: optional
Part: Identification
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Object ID
Unique ID assigned to each asset in database
String
required
Feature ID
Specific point, linear, and surface designation
String
optional
Feature Description
Specific point, linear, and surface detailed description
String
optional
Survey Feature Code
Short abbreviation surveyors use in the field to identify and describe physical features and data points encountered
String
optional
Concept: Object ID
Purpose: Unique ID assigned to each asset in database
Type: String
Cardinality: required
Concept: Feature ID
Purpose: Specific point, linear, and surface designation
Type: String
Cardinality: optional
Concept: Feature Description
Purpose: Specific point, linear, and surface detailed description
Type: String
Cardinality: optional
Concept: Survey Feature Code
Purpose: Short abbreviation surveyors use in the field to identify and describe physical features and data points encountered
Type: String
Cardinality: optional
Part: Joint
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Joint Type
The classification of joints formed where two sections of pavement or structural material meet, based on their shape, size, and functional purpose. Common types include contraction joints, expansion joints, and construction joints, which help control cracking and accommodate movement.
String
optional
enum: Contraction, Expansion, Construction
Maximum Joint Interval
The greatest permissible spacing between consecutive pavement joints, as specified by design standards, to control cracking and accommodate material movement.
Real
feet
optional
Concept: Joint Type
Purpose: The classification of joints formed where two sections of pavement or structural material meet, based on their shape, size, and functional purpose. Common types include contraction joints, expansion joints, and construction joints, which help control cracking and accommodate movement.
Type: String
Cardinality: optional
Restrictions: enum: Contraction, Expansion, Construction
Concept: Maximum Joint Interval
Purpose: The greatest permissible spacing between consecutive pavement joints, as specified by design standards, to control cracking and accommodate material movement.
Type: Real
Units: feet
Cardinality: optional
Part: LRS Data - Linear
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Postmile - Begin
Mile post of point location - begin
Real
Mile
optional
LRS Offset - Begin
Linear Reference System offset of point location - begin
Real
Feet
optional
Postmile - End
Mile post of point location - end
Real
Mile
optional
LRS Offset - End
Linear Reference System offset of point location - end
Real
Feet
optional
Concept: Postmile - Begin
Purpose: Mile post of point location - begin
Type: Real
Units: Mile
Cardinality: optional
Concept: LRS Offset - Begin
Purpose: Linear Reference System offset of point location - begin
Type: Real
Units: Feet
Cardinality: optional
Concept: Postmile - End
Purpose: Mile post of point location - end
Type: Real
Units: Mile
Cardinality: optional
Concept: LRS Offset - End
Purpose: Linear Reference System offset of point location - end
Type: Real
Units: Feet
Cardinality: optional
Part: Pay Item Information
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Pay Item Code
The code used to describe the pay item often associated with construction standards or specifications developed by an owner agency.
String
required
Pay Item Description
A description of the pay item code.
String
required
Pay Item Unit of Measure
The unit of measure associated with the pay item (LF, CY, LS, etc.). Use the unit abbreviation defined in the associated specification if one exists.
String
required
Pay Quantity
Pay Item quantity
String
required
Pay Item Note
A note used to further describe the pay item.
String
optional
Specification URL
The world wide web address associated with the specification or specification section that provides additional information realted to the Pay Item.
String
optional
Concept: Pay Item Code
Purpose: The code used to describe the pay item often associated with construction standards or specifications developed by an owner agency.
Type: String
Cardinality: required
Concept: Pay Item Description
Purpose: A description of the pay item code.
Type: String
Cardinality: required
Concept: Pay Item Unit of Measure
Purpose: The unit of measure associated with the pay item (LF, CY, LS, etc.). Use the unit abbreviation defined in the associated specification if one exists.
Type: String
Cardinality: required
Concept: Pay Quantity
Purpose: Pay Item quantity
Type: String
Cardinality: required
Concept: Pay Item Note
Purpose: A note used to further describe the pay item.
Type: String
Cardinality: optional
Concept: Specification URL
Purpose: The world wide web address associated with the specification or specification section that provides additional information realted to the Pay Item.
Type: String
Cardinality: optional
Part: Reinforcement
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Reinforcement
The indication of whether an object includes reinforcement.
Boolean
optional
enum: Yes, No
Concept: Reinforcement
Purpose: The indication of whether an object includes reinforcement.
Type: Boolean
Cardinality: optional
Restrictions: enum: Yes, No
Part: State Plane Coordinates - Linear
Purpose: Describe the purpose of this part.
Concept
Definition
Type
Units
Cardinality
Restrictions
Northing - Begin
The “Y” values of coordinates represented on a plane coordinate system - Begin (Linear)
Real
Feet
required
Easting - Begin
The “X” values of coordinates represented on a plane coordinate system - Begin (Linear)
Real
Feet
required
Northing - End
The “Y” values of coordinates represented on a plane coordinate system - End (Linear)
Real
Feet
required
Easting - End
The “X” values of coordinates represented on a plane coordinate system - End (Linear)
Real
Feet
required
Concept: Northing - Begin
Purpose: The “Y” values of coordinates represented on a plane coordinate system - Begin (Linear)
Type: Real
Units: Feet
Cardinality: required
Concept: Easting - Begin
Purpose: The “X” values of coordinates represented on a plane coordinate system - Begin (Linear)
Type: Real
Units: Feet
Cardinality: required
Concept: Northing - End
Purpose: The “Y” values of coordinates represented on a plane coordinate system - End (Linear)
Type: Real
Units: Feet
Cardinality: required
Concept: Easting - End
Purpose: The “X” values of coordinates represented on a plane coordinate system - End (Linear)