Traffic Engineering and Control

  1. Traffic Safety
    1. Safety Management Framework
      1. Safe System Approach
        1. Vision Zero Principles
          1. Shared Responsibility
            1. Human Error Tolerance
            2. Safety Performance Functions
              1. Crash Prediction Models
                1. Expected Crash Frequency
                  1. Empirical Bayes Method
                  2. The Four E's of Safety
                    1. Engineering Solutions
                      1. Infrastructure Improvements
                        1. Design Standards
                          1. Traffic Control Devices
                          2. Education Programs
                            1. Public Awareness Campaigns
                              1. Driver Education
                                1. Safety Training
                                2. Enforcement Strategies
                                  1. Speed Enforcement
                                    1. Impaired Driving Enforcement
                                      1. Aggressive Driving Enforcement
                                      2. Emergency Response
                                        1. Emergency Medical Services
                                          1. Trauma Care Systems
                                            1. Post-Crash Response
                                        2. Safety Management Process
                                          1. Network Screening
                                            1. Problem Identification Methods
                                              1. Crash Frequency Analysis
                                                1. Crash Rate Analysis
                                                  1. Critical Rate Factor
                                                    1. Sliding Window Analysis
                                                    2. Screening Criteria
                                                      1. Priority Ranking
                                                      2. Diagnosis and Analysis
                                                        1. Crash Pattern Analysis
                                                          1. Collision Diagrams
                                                            1. Crash Type Analysis
                                                              1. Severity Analysis
                                                              2. Contributing Factor Analysis
                                                                1. Human Factors
                                                                  1. Vehicle Factors
                                                                    1. Environmental Factors
                                                                      1. Roadway Factors
                                                                      2. Field Investigation
                                                                        1. Site Inspection
                                                                          1. Data Collection
                                                                            1. Stakeholder Input
                                                                          2. Countermeasure Selection
                                                                            1. Engineering Countermeasures
                                                                              1. Geometric Improvements
                                                                                1. Traffic Control Improvements
                                                                                  1. Roadside Safety Improvements
                                                                                  2. Behavioral Countermeasures
                                                                                    1. Education Programs
                                                                                      1. Enforcement Programs
                                                                                      2. Countermeasure Effectiveness
                                                                                        1. Crash Modification Factors
                                                                                          1. Research Findings
                                                                                            1. Local Experience
                                                                                          2. Economic Analysis
                                                                                            1. Benefit-Cost Analysis
                                                                                              1. Crash Cost Estimation
                                                                                                1. Implementation Costs
                                                                                                  1. Maintenance Costs
                                                                                                  2. Cost-Effectiveness Analysis
                                                                                                    1. Life-Cycle Cost Analysis
                                                                                                    2. Implementation and Evaluation
                                                                                                      1. Project Implementation
                                                                                                        1. Before-and-After Studies
                                                                                                          1. Effectiveness Evaluation
                                                                                                            1. Continuous Monitoring
                                                                                                          2. Road Safety Audits
                                                                                                            1. RSA Process
                                                                                                              1. Audit Stages
                                                                                                                1. Feasibility Stage
                                                                                                                  1. Preliminary Design Stage
                                                                                                                    1. Detailed Design Stage
                                                                                                                      1. Pre-Opening Stage
                                                                                                                        1. Existing Road Stage
                                                                                                                      2. Audit Team Composition
                                                                                                                        1. Team Leader Qualifications
                                                                                                                          1. Team Member Expertise
                                                                                                                            1. Independence Requirements
                                                                                                                            2. Audit Procedures
                                                                                                                              1. Desktop Review
                                                                                                                                1. Field Review
                                                                                                                                  1. Report Preparation
                                                                                                                                  2. Follow-Up Actions
                                                                                                                                    1. Response Preparation
                                                                                                                                      1. Implementation Tracking
                                                                                                                                        1. Effectiveness Monitoring
                                                                                                                                      2. Roadway Safety Design
                                                                                                                                        1. Geometric Design for Safety
                                                                                                                                          1. Design Speed Selection
                                                                                                                                            1. Horizontal Alignment
                                                                                                                                              1. Curve Design
                                                                                                                                                1. Superelevation
                                                                                                                                                  1. Sight Distance
                                                                                                                                                  2. Vertical Alignment
                                                                                                                                                    1. Grade Design
                                                                                                                                                      1. Crest Curves
                                                                                                                                                        1. Sag Curves
                                                                                                                                                        2. Cross-Section Design
                                                                                                                                                          1. Lane Width
                                                                                                                                                            1. Shoulder Design
                                                                                                                                                              1. Median Design
                                                                                                                                                            2. Sight Distance Design
                                                                                                                                                              1. Stopping Sight Distance
                                                                                                                                                                1. Design Criteria
                                                                                                                                                                  1. Calculation Methods
                                                                                                                                                                    1. Verification Procedures
                                                                                                                                                                    2. Decision Sight Distance
                                                                                                                                                                      1. Complex Situations
                                                                                                                                                                        1. Design Applications
                                                                                                                                                                        2. Intersection Sight Distance
                                                                                                                                                                          1. Approach Sight Triangles
                                                                                                                                                                            1. Departure Sight Triangles
                                                                                                                                                                          2. Roadside Safety
                                                                                                                                                                            1. Clear Zone Concepts
                                                                                                                                                                              1. Clear Zone Width
                                                                                                                                                                                1. Obstacle Removal
                                                                                                                                                                                  1. Slope Design
                                                                                                                                                                                  2. Roadside Barriers
                                                                                                                                                                                    1. Barrier Types
                                                                                                                                                                                      1. Barrier Placement
                                                                                                                                                                                        1. End Treatment Design
                                                                                                                                                                                        2. Median Barriers
                                                                                                                                                                                          1. Median Width
                                                                                                                                                                                            1. Barrier Selection
                                                                                                                                                                                              1. Crossover Prevention
                                                                                                                                                                                            2. Intersection Safety Design
                                                                                                                                                                                              1. Visibility Enhancement
                                                                                                                                                                                                1. Conflict Point Reduction
                                                                                                                                                                                                  1. Turn Movement Accommodation
                                                                                                                                                                                                    1. Pedestrian Safety Features
                                                                                                                                                                                                  2. Vulnerable Road User Safety
                                                                                                                                                                                                    1. Pedestrian Safety
                                                                                                                                                                                                      1. Pedestrian Crash Patterns
                                                                                                                                                                                                        1. Countermeasure Strategies
                                                                                                                                                                                                          1. Crossing Improvements
                                                                                                                                                                                                            1. Visibility Enhancement
                                                                                                                                                                                                            2. Bicycle Safety
                                                                                                                                                                                                              1. Bicycle Crash Analysis
                                                                                                                                                                                                                1. Infrastructure Improvements
                                                                                                                                                                                                                  1. Intersection Treatments
                                                                                                                                                                                                                    1. Education and Enforcement
                                                                                                                                                                                                                    2. Motorcycle Safety
                                                                                                                                                                                                                      1. Motorcycle Crash Characteristics
                                                                                                                                                                                                                        1. Infrastructure Considerations
                                                                                                                                                                                                                          1. Visibility Improvements

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                                                                                                                                                                                                                      9. Traffic Management and Operations

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                                                                                                                                                                                                                      11. Advanced Traffic Engineering Topics