Communications, Signals & Information Technology Functional Group

Technical Committee 37 – Signal Systems

The purpose of AREMA Committee 37 is to continually review current and new technology addressing the design, installation, testing and maintenance of signal equipment and systems and develop recommended "industry practices" with the overall goal of improving the safety and reliability of train operations.


Emeritus Chair

Leonard M. Wydotis

Global Product Line Mgr-Electro Mechan

Siemens

Email: lenny.wydotis@siemens.com

Vice Chair

Carrene Gilbert, PE

Sr. Professional Engineer

Pacific Railway Enterprises, Inc.

Email: cgilbert@pacrail.com

Secretary

Samuel C. Buchanan

Project Manager

Alfred Benesch & Company

Email: sambuchanan@att.net

Photos   

Subcommittees and Current Assignments

Subcommittee A: Recommendations for Further Investigation and Research.

  • This sub-committee is discussing topics that need to be addressed in the C&S manual.  The sub-committee is developing a list of manual parts that need to be written and will bring the list before the full committee for discussion.  Several members of Committee A are working on requirements for providing remote diagnostics and equipment status reporting.  Once an outline is formed, this will be assigned to C36, C37, C38 or C39.

Subcommittee 1: Signal Systems.

  • Working on new manual parts for crossbonding in electrified territory and time locking in cab signaling territory without wayside signals.

Subcommittee 2: Signal Equipment.

  • D2-1-23:  New Manual Part on Axle Counter Application.
  • Working on a manual part for recommended practices for designing submergible signal equipment and reviewing the requirements for vibration testing as recommended by Sub-Committee A.  

Subcommittee 3: Signal Control & Applications.

  • Looking toward establishing a standard approach to vital application software including nomenclature and symbology.