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HRI Traffic Management Equipment Package

Architecture Geographic Scope

Description:

Remotely monitor and control highway-rail intersection (HRI) equipment, includes standard speed active warning systems and high speed systems which provide additional information on approaching trains and detect and report on obstructions in the HRI.

 

Included in:

City of Livingston Traffic Operations Center
City of Lufkin Traffic Operations Center
City of Nacogdoches Traffic Operations Center
Municipal or County Traffic Operations Center
TxDOT Lufkin District TMC

Functional Requirements:

1The center shall remotely control highway-rail intersection (HRI) equipment located in the field.
2The center shall accept collect highway-rail intersection (HRI) advisory or alert data from rail operations centers.
3The center shall collect highway-rail intersection (HRI) equipment operational status and compare against the control information sent by the center.
4The center shall provide the highway-rail intersection (HRI) equipment operational status to rail operations centers.
5The center shall collect incident information related to a highway-rail intersection (HRI), such as intersection blockages or crashes or equipment malfunctions.
6The center shall implement control plans to coordinate signalized intersections around highway-rail intersections (HRI), under control of center personnel, based on data from sensors and surveillance monitoring traffic conditions, incidents, equipment faults, pedestrian crossings, etc.
  

User Service Requirements (fully or partially addressed):

1.0TRAVEL AND TRAFFIC MANAGEMENT
1.10HIGHWAY RAIL INTERSECTION
1.10.2HRI shall provide interfaces between highway and rail management functions.
1.10.2.1HRI shall provide information management interfaces between highway and rail to coordinate traffic, demand and schedules.
1.10.2.1.2HRI shall be capable of interacting with traffic management functions.
1.10.2.1.3HRI shall provide closure data to traffic management for in-vehicle traveler advisory messages.
1.10.2.2HRI shall provide the capability for interactive real-time interfaces.
1.10.2.2.1HRI shall provide the capability to interface with rail operations functions for rail traffic control information.
1.10.2.2.4HRI shall provide the capability to interface with highway vehicles approaching and crossing HRIs for traffic control information.
1.10.5HRI shall provide a High Speed Rail (HSR) Subservice for HRIs on rail lines with operational speeds between 80 and 125 MPH.
1.10.5.2HSR shall provide special safety features to enhance safety.
1.10.5.2.4HSR shall provide HRI status to rail operations functions as either a "PROCEED" or a "STOP" indication.
  
The detailed process and user service requirement traceability information on this page was extracted from the National ITS Architecture. Consult the National ITS Architecture web site for more information.

Last updated on 05-25-2005 using Ronald C. Ice and Associates Web Spinner Technology.