Conduct field studies to determine traffic volume, speed, effectiveness of signals, adequacy of lighting, and other factors influencing traffic conditions, under direction of traffic engineer.

Other names for Traffic Technicians: Agency of Transportation Technician (AOT Technician), Automatic Traffic Recorder Technician (ATR Technician), Civil Engineer, Civil Engineering Technician, Data Collection Technician, Engineering Aid, Engineering Planning Survey Technician, Engineering Technician, Field Traffic Data Technician, Field Traffic Investigator, GPS Analyst Technician (Global Positioning Systems Analyst Technician), Planning Technician, Red Light Technician, Signal Engineer, Speed Zone Investigator, Survey Technician, Traffic Analyst, Traffic Control Technician, Traffic Designer, Traffic Engineer, Traffic Engineering Technician, Traffic Field Investigator, Traffic Inspector, Traffic Investigator, Traffic Monitor Specialist, Traffic Operations Engineer, Traffic Recorder Technician, Traffic Research Field Technician, Traffic Signal Technician (TST), Traffic Systems Technician, Traffic Technician, Transportation Analyst, Transportation Planning Technician, Transportation Specialist, Transportation Technician, Weight in Motion Field Data Collection Technician,

• Interact with the public in order to answer traffic-related questions, respond to complaints and requests, or to discuss traffic control ordinances, plans, policies, and procedures.
• Prepare drawings of proposed signal installations or other control devices, using drafting instruments or computer automated drafting equipment.
• Plan, design, and improve components of traffic control systems in order to accommodate current and projected traffic, and to increase usability and efficiency.
• Analyze data related to traffic flow, accident rate data, and proposed development in order to determine the most efficient methods to expedite traffic flow.
• Prepare work orders for repair, maintenance, and changes in traffic systems.
• Study factors affecting traffic conditions, such as lighting, and sign and marking visibility, in order to assess their effectiveness.
• Visit development and work sites in order to determine projects' effect on traffic and the adequacy of plans to control traffic and maintain safety, and to suggest traffic control measures.
• Lay out pavement markings for striping crews.
• Operate counters and record data in order to assess the volume, type, and movement of vehicular and pedestrian traffic at specified times.
• Provide technical supervision regarding traffic control devices to other traffic technicians and laborers.
• Gather and compile data from hand count sheets, machine count tapes, and radar speed checks, and code data for computer input.
• Place and secure automatic counters, using power tools, and retrieve counters after counting periods end.
• Measure and record the speed of vehicular traffic, using electrical timing devices or radar equipment.
• Study traffic delays by noting times of delays, the numbers of vehicles affected, and vehicle speed through the delay area.
• Review traffic control/barricade plans in order to issue permits for parades and other special events and for construction work that affects rights-of-way, providing assistance with plan preparation or revision as necessary.
• Prepare graphs, charts, diagrams, and other aids in order to illustrate observations and conclusions.
• Establish procedures for street closures and for repair or construction projects.
• Compute time settings for traffic signals and speed restrictions, using standard formulas.
• Monitor street and utility projects for compliance to traffic control permit conditions.
• Maintain and make minor adjustments and field repairs to equipment used in surveys, including the replacement of parts on traffic data gathering devices.
• Time stoplights or other delays, using stopwatches.
• Interview motorists about specific intersections or highways in order to secure information regarding roadway conditions for use in planning.
• Develop plans and long-range strategies for providing adequate parking space.

• Still cameras
• Personal digital assistant PDAs or organizers
• Desktop computers
• Digital cameras
• Plotter printers
• Drafting kits or sets
• Moving message signs
• Clock timers
• Notebook computers
• Power saws
• Personal computers
• Electronic counters
• Two way radios
• Floor or platform scales
• Speed sensors
• Traffic signals
• Theodolites
• Electronic counters

Office suite software

Word processing software

Presentation software

Spreadsheet software

Data base user interface and query software

Computer aided design CAD software

Analytical or scientific software

Industrial control software

Map creation software