Description
Conduct field studies to determine traffic volume, speed, signal effectiveness, lighting adequacy, and other factors influencing traffic conditions, under the direction of a traffic engineer.
- • Answer public inquiries and complaints about traffic conditions, controls, and policies.
- • Draft layouts for signals, signs, and other control devices using CAD.
- • Plan and refine traffic control components to improve flow, safety, and efficiency.
- • Analyze traffic flow, crash, and development data to recommend improvements.
- • Prepare work orders for signal, sign, and pavement marking repairs or changes.
- • Assess lighting, sign, and marking visibility and effectiveness.
- • Visit sites to evaluate traffic impacts and control plans; propose measures.
- • Operate counters to record vehicular and pedestrian volumes and movements.
- • Provide technical guidance on traffic control devices to field crews.
- • Compile and code data from hand counts, machine tapes, and radar checks.
- • Install, secure, and retrieve automatic traffic counters using power tools.
- • Measure and record vehicle speeds with radar or timing devices.
- • Document traffic delays, queues, and travel speeds through work zones.
- • Review traffic control and barricade plans and issue permits for events or work zones; assist with revisions.
- • Prepare charts, diagrams, and graphs to illustrate findings.
- • Establish procedures for street closures and construction traffic control.
- • Compute signal timing settings and speed restrictions using standard formulas.
- • Monitor construction and utility projects for compliance with traffic control permits.
- • Maintain and perform minor field repairs on traffic data equipment.
- • Time signal phases and delays using stopwatches.
- • Contribute to long-range parking supply studies and strategies.
- • Provide road and traffic information to the public.
- • Lay out pavement markings for striping crews.
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Tasks & skills:
O*NET occupational data (work activities, skills, knowledge).
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Last reviewed: Jan 2026
