Highway Traffic Analysis and Design by R. J. Salter

Highway Traffic Analysis and Design

Highway Traffic Analysis and Design by R. J. Salter

Contents of Highway Traffic Analysis and Design PDF

  • PART 1. TRAFFIC ANALYSIS AND PREDICTION
  • Introduction to the transportation planning process
  • The transportation study area
  • The collection of existing travel data
  • The external cordon and screenline surveys
  • Other surveys
  • Trip generation
  • Trip distribution
  • Modal split
  • Traffic assignment
  • The evaluation of transportation proposals
  • PART 2. ANALYSIS AND DESIGN FOR HIGHWAY TRAFFIC
  • The capacity of highways between intersections
  • Headway distributions in highway traffic flow
  • The relationship between speed, flow and density of a highway traffic stream
  • The distribution of vehicular speeds in a highway traffic stream
  • The macroscopic determination of speed and flow of a highway traffic stream
  • Intersections with priority control
  • Driver reactions at priority intersections
  • Delays at priority intersections
  • A simulation approach to delay at priority intersections
  • Roundabout intersections
  • Merging, diverging and weaving at grade-separated junctions and interchanges
  • Queueing processes in traffic flow
  • Geometric delay at non-signalised intersections
  • Grade-separated junctions
  • The environmental effects of highway traffic noise
  • The environmental effects of highway traffic pollution
  • Traffic congestion and restraint
  • PART 3. TRAFFIC SIGNAL CONTROL
  • Introduction to traffic signals
  • Warrants for the use of traffic signals
  • Phasing
  • Signal aspects and the intergreen period
  • Signal control strategies
  • Geometric factors affecting the capacity of a traffic signal approach
  • The effect of traffic factors on the capacity of a traffic signal approach
  • Determination of the effective green time
  • Optimum cycle times for an intersection
  • The timing diagram
  • Early cut-off and late-start facilities
  • Opposed right-turning vehicles and gap acceptance
  • The ultimate capacity of the whole intersection
  • The optimisation of signal-approach dimensions
  • Optimum signal settings when saturation flow falls during the green period
  • Delay at signal-controlled intersections
  • Determination of the optimum cycle from a consideration of delays on the approach
  • Average queue lengths at the commencement of the green period
  • The co-ordination of traffic signals
  • Time and distance diagrams for linked traffic signals
  • Platoon dispersion and the linking of traffic signals
  • The prediction of the dispersion of traffic platoons downstream of signals
  • The delay offset relationship and the linking of signals
  • Some area traffic control systems

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