Monitors and evaluates the performance of traffic patterns along roadways throughout the traffic system; responds to concerns or issues. Re-times existing traffic corridors and/or develops new coordination plans consistent with traffic demands. Performs routine maintenance on and monitors performance of ramp metering systems. Develops operating parameters as required. Provides technical assistance to agencies and consultants to improve traffic signal operation and coordination. Provides and maintains reports and records of work performed as required. Reviews construction plans and specifications and performs inspections of new construction projects/equipment. Analyzes and converts test data to usable form, using mathematical formulas; devises formulas to solve problems in measurements a