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LightGuard Systems Inc Newsletter Archives

This page provides access to our newsletters which offer in-depth information regarding In-Roadway Warning Light (IRWL) systems. The first six newsletters deal with the genesis of IRWL crosswalk systems. They delve into detail about the development and design concepts of our Smart Crosswalk System, and presents details about our IRWL equipment components. The remaining newsletters address the installation and site specific applications of our IRWL systems in various locations across the nation.

  • July 2010 Newsletter  (5/31/2011)
  • Welcome to LightGuard Systems - Genesis of IRWL Enhanced Crosswalk Systems
  • August 2010 Newsletter Number 2  (8/4/2010)
  • Unidirectional In-Pavement Signal Lights, eight years of design and development with California Traffic Control Devices Committee (CTCDC); core concepts, design principles, practical applications
  • September 2010 Newsletter Number 3  (9/20/2010)
  • Methods of Activation For In-Roadway Warning Light (IRWL) Enhanced Crosswalk System; Evolution of automatic activation devices
  • October 2010 Newsletter Number 4  (10/19/2010)
  • The Evolution of In-Pavement Signal Lights; development of IRWL signal head modules, addition of LED lamps and an acrylic prism lens

  • November 2010 Newsletter Number 5  (11/16/2010)
  • The Development and design of LightGuard Systems™ IRWL base plates
  • December 2010 Newsletter Number 6  (12/15/2010)
  • End of year summary - Comments from customers with IRWL crosswalk installations in New Mexico, Texas, and Wisconsin
  • January Newsletter Number 7  (3/17/2011)
  • New IRWL Sites - Description of Smart Crosswalk™ Systems Installation Sites

  • February 2011 Newsletter Number 8  (3/17/2011)
  • In the Depths of Winter - Smart Crosswalk™ IRWL crosswalk systems in snow country locations
  • March 2011 Newsletter Number 9  (5/31/2011)
  • Traveling through airport terminals - Applications of IRWL enhanced crosswalk systems at airport terminals and parking garages

LightGuard Systems Inc
2292 Airport Blvd
Santa Rosa, California 95403
707-542-4547
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