Signal Timing Process Final Report

Task Order Under Contract Number: DTFH61-01-C-00183

Submitted by
Sabra, Wang & Associates

December 30, 2003

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Table of Contents

1	Introduction
1.1	Purpose
1.2	Signal Timing Overview
1.3	Report Outline
2	Existing Signal Timing Process
2.1	Trigger Event
2.2	Field Adjustments
2.3	System Retiming
3	Host Hardware Environment
3.1	Traffic Signal Controller Development
3.2	Basic Timing Parameters
3.3	Coordination Timing Parameters
3.4	NTCIP
3.5	Universal Traffic Data Format
3.6	Hardware Environment Summary
4	Literature Review
4.1	Signal Timing Process
4.2	Signal Timing Optimization
4.3	Field Deployment
4.4	Performance Evaluation
4.5	Data Management
4.6	Documentation
5	Future Research
5.1	Data Collection
5.2	Data Management
5.3	Data Structure
5.4	Intersection Performance Evaluation
6	Conclusions
6.1	Extended Signal Timing Manual (Project 8)
6.2	Short Count Procedures (Project 1)
6.3	Estimate Turning Movements from Detectors (Project 3)