AMPA Regional ITS Architecture Update

Project Details: NMDOT Freeway Lane Management


PROJECT OVERVIEW

Project Name:

Project Details: NMDOT Freeway Lane Management

Description:

Add lane management and control capabilities on interstates

Status:

Planned

Timeframe:

Long

Geographic Scope:

Service Scope

Stakeholders:

NMDOT - New Mexico Department of Transportation

Service Packages:

ATMS04-1 - Traffic Metering - NMDOT

Project Inventory:

NMDOT Lane Controls
NMDOT Statewide TMC

FUNCTIONAL REQUIREMENTS

Click on a Project Inventory element from the list above to view functional requirements.

Roadway Traffic Metering

  • The field element shall regulate the flow of traffic on ramps, interchanges, and the mainline, under center control.
  • The field element shall monitor operation of ramp, interchange, and mainline meters and report to the center any conflicts between received control plans and current system operation.
  • The field element shall provide indications to the driver that the metering system is active and provide safe transitions between active and inactive status.

TMC Traffic Metering

  • The center shall remotely control systems to manage use of the freeways, including ramp, interchange, and mainline metering.
  • The center shall collect operational status from ramp meters, interchange meters, and mainline meters and compare against the control information sent by the center.
  • The center shall collect fault data from ramp meters, interchange meters, and mainline meters.

INTERFACES

Source Architecture Flows Destination
NMDOT Lane Controls traffic metering status NMDOT Statewide TMC
NMDOT Lane Controls roadway information system status NMDOT Statewide TMC
NMDOT Statewide TMC traffic metering control NMDOT Lane Controls
NMDOT Statewide TMC reversible lane control NMDOT Lane Controls

ITS STANDARDS

SDODocument IDTitleType
AASHTO/ITE/NEMA View List NTCIP Center-to-Field Standards Group Group
AASHTO/ITE/NEMA NTCIP 1201 Global Object Definitions Message/Data
AASHTO/ITE/NEMA NTCIP 1203 Object Definitions for Dynamic Message Signs (DMS) Message/Data
AASHTO/ITE/NEMA NTCIP 1207 Object Definitions for Ramp Meter Control (RMC) Units Message/Data

OPERATIONAL CONCEPTS

Stakeholder Roles and Responsibilities
NMDOT - New Mexico Department of Transportation
Operate ramp metering devices and lane control equipment on State owned highways.