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Traffic engineering and signal design has been our specialty since the firm’s inception in 1989, including the following services:

  • Traffic signal & system design
  • Transportation systems management & operations
  • Municipal review / design
  • Intelligent transportation systems (ITS)

Improving traffic flow and increasing efficiency with a focus on safety has been a hallmark of our transportation projects. TPD has provided services that run the gamut for a variety of signal-related projects, including:

  • Closed loop systems
  • Traffic demand / adaptive systems
  • Intersections / roadways
  • Interchanges
  • Downtown revitalizations / streetscapes
  • At-grade railroad crossings
  • School Zones
  • Special event signal timing / designs
  • Trail crossings
  • Pedestrian / mid-block crossings

Our repeat selection by existing clients is evidence of our expertise. TPD regularly performs services for the following client types:

  • Departments of transportation (DOTs)
  • Counties
  • Municipalities
  • Transit authorities
  • Toll commissions / authorities
  • Private land developers
  • Non-profit agencies
  • Educations institutions