Transportation Systems

Traffic Engineering and Operations

Iteris specializes in the design, evaluation and operation of intersections and arterials to improve the efficiency and safety of vehicular traffic flow, pedestrian mobility, transit operations and bicycle traffic. Services range from intersection layout; traffic signal design; re-striping plans; lighting plans; pedestrian safety studies; traffic control plans; development of arterial traffic calming measures; area-wide street network analysis; on-street parking improvements; inter-jurisdictional agreements; "before" and "after" evaluation studies; transit signal priority timing; and signal timing/coordination analysis. Iteris engineers are co-authors of the industry standard FHWA Traffic Control Systems Handbook and have assisted multiple agencies throughout the United States in developing signal operation standards.

Iteris engineers are co-authors of the industry standard FHWA Traffic Control Systems Handbook and have assisted multiple agencies throughout the United States in developing signal operation standards.

Select Projects

• Orange County Transit Signal Priority Design and Traffic Signal Synchronization Project, CA
• City of Westminster City-Wide Signal Timing Project, CA
• Metropolitan Transportation Commission Regional Signal Timing Project, San Francisco Bay Area, CA
• Regional Transportation Commission Signal Operation Improvement Project, Washoe County, NV
• Douglas Park Adaptive Traffic Control System Design and Deployment, Long Beach, CA
• City of Santa Rosa Traffic Adaptive System Manager, CA
• City of Culver City Traffic Control System Deployment System Manager, CA
• Georgia DOT Fast Forward Signal Design, GA
• Georgia DOT Metro Signal Timing Program Manager, GA
• Georgia DOT ATC Deployment Program Manager Phase I, II and III, GA
• Grand Rapids Signal Timing, MI
• City of Pasadena Signal Timing Projects, CA
• Los Angeles County On-Call Traffic Design Services Project, CA
• National Highway Institute Courses
• City of Omaha, NE Traffic Signal System Master Plan
• Mid-America Regional Council (MARC) Operation Green Light Signal Timing
• Grand Rapids, MI Metropolitan Area Signal Timing Project
• MoDOT - St. Louis I-70 Interchanges Signal Timing Project
• City of Detroit Traffic Signal Timing Optimization Services
• Metropolitan Area Planning Agency (MAPA) Adaptive Signal Control Technology (ASCT) Systems Engineering Documentation