Traffic Engineering & Planning

TRAFFIC COUNTING & DATA PROCESSING

  • Two-Way 24+ Hour Vehicle Counts
  • Two-Way 24+ Hour Speed Counts
  • Two-Way 24+ Hour Vehicle Classification Counts
  • Vehicle & Pedestrian Turn Counts
  • Peak Hour Analysis
  • Background Traffic Projections

TRAFFIC IMPACT STUDIES

  • Existing Developments Analysis
  • Traffic Generation Calculations
  • Trip Distribution Analysis
  • Future Developments Analysis
  • AM & PM Peak Hour Analysis
  • Stop, Signalized, ICU, & HCM Analysis
  • Standard Nema 8 Phase Intersection Analysis
  • 4 Phase Diamond or Alternative Intersection Analysis
  • Coordinated Signals Analysis
  • Signal Timing Optimization
  • Intersection Improvement Recommendations & Analysis
  • Street Improvement Recommendations & Analysis
  • Street Capacity Analysis
  • Sight Distance Analysis

SIGNAL WARRANT ANALYSIS

  • Justification of Proposed Signals
  • Justification of Proposed Stop Signs
  • Projections for When Signals are Needed
  • Traffic Commission Representation for Improvements

TRAFFIC SIGNAL & INTERSECTION DESIGN

  • Compliant with ADA Requirements
  • Pedestrian Signal Phasing
  • Loop, Camera, or Alternative Detector Design
  • Cellular Connection & Wired Interconnect Design
  • Standard Nema 8 Phase Intersection Design
  • 4 Phase Diamond Intersection or Alternative Design
  • Coordinated Signals Designs & Implementation
  • Pedestrian HAWK Light & RRFB Design
  • Roundabout Design
  • Channelized Intersections Design & Striping Plans

TRAFFIC CONTROL PLAN GENERATION

  • Utility Construction Traffic Control Plans
  • Local Street Construction Traffic Control Plans
  • Interstate & Turnpike Construction Traffic Control Plans
  • Alternative Route Planning
  • Permanent Traffic Calming Designs & Plans
astephensonTraffic Engineering & Planning