Traffic Signal Design

TJKM has designed more than 2,000 traffic signals in nearly 200 jurisdictions throughout Northern and Central California. Our design staff is very experienced in preparing plans, specifications, and estimates (PS&E) for new and modified traffic signal systems and pavement delineation to improve capacity and safety.

Specific signal design services we provide include:

• Preparation of contract documents
• Design of wireless and wireline interconnect to new and existing signals
• Develop signal timing plans
• Provide bid and construction support to the client during construction
• Preparation of traffic handling plans

Relevant Projects

• Route 238 Advanced Traffic Management System & Corridor Improvements Projects, Hayward
• Visalia ITS-Signal Synchronization Project
• Traffic Signal Reconstruction at 4 Locations, Sunnyvale
• Signal Reconstruction Project, Sunnyvale
• Traffic Signal Modifications at Sunnyvale-Saratoga/Fremont and Mathilda/Maude Intersections, Sunnyvale
• Santa Fe Street Signal Installations and Synchronization Project, Visalia
• Bike Detection Project, Los Altos
• Shoreline Traffic Signal Adaptive Project, Mountain View
• State Route 41 at “O” Street Off–Ramp, Fresno
• Mountain View Avenue / Golden State Boulevard at Union Pacific Railroad Pre–Signal, Fresno County
• Signal Design for Demaree Street/Ferguson Avenue, Visalia
• Pedestrian Illuminated Crosswalks, Livermore, Los Altos, Danville, and Mountain House
• Bernal Avenue Widening Project Phases I and II, Signal Design and Construction Zone Traffic Control Plans, Pleasanton