Highway Traffic Analysis and Design

Front Matter....Pages i-vii
Front Matter....Pages 1-1
Introduction to the transportation planning process....Pages 3-7
The transportation study area....Pages 8-13
The collection of existing travel data....Pages 14-18
The external cordon and screenline surveys....Pages 19-22
Other surveys....Pages 23-25
Trip generation....Pages 26-37
Trip distribution....Pages 38-55
Modal split....Pages 56-63
Traffic assignment....Pages 64-69
The evaluation of transportation proposals....Pages 70-86
Front Matter....Pages 87-87
The capacity of highways between intersections....Pages 89-99
Headway distributions in highway traffic flow....Pages 100-118
The relationship between speed, flow and density of a highway traffic stream....Pages 119-129
The distribution of vehicular speeds in a highway traffic stream....Pages 130-139
The macroscopic determination of speed and flow of a highway traffic stream....Pages 140-145
Intersections with priority control....Pages 146-152
Driver reactions at priority intersections....Pages 153-159
Delays at priority intersections....Pages 160-167
A simulation approach to delays at priority intersections....Pages 168-178
Roundabout intersections....Pages 179-188
Front Matter....Pages 87-87
Merging, diverging and weaving at grade-separated junctions and interchanges....Pages 189-195
Queueing processes in traffic flow....Pages 196-205
Geometric delay at non-signalised intersections....Pages 206-209
Grade-separated junctions and interchanges....Pages 210-221
The environmental effects of highway traffic noise....Pages 222-238
The environmental effects of highway traffic pollution....Pages 239-244
Traffic congestion and restraint....Pages 245-262
Front Matter....Pages 263-263
Introduction to traffic signals....Pages 265-266
Warrants for the use of traffic signals....Pages 267-270
Phasing....Pages 271-273
Signal aspects and the intergreen period....Pages 274-276
Signal control strategies....Pages 277-279
Geometric factors affecting the capacity of a traffic signal approach....Pages 280-283
The effect of traffic factors on the capacity of a traffic signal approach....Pages 284-287
Determination of the effective green time....Pages 288-290
Optimum cycle times for an intersection....Pages 291-297
The timing diagram....Pages 298-300
Early cut-off and late-start facilities....Pages 301-304
Opposed right-turning vehicles and gap acceptance....Pages 305-308
The ultimate capacity of the whole intersection....Pages 309-311
Front Matter....Pages 263-263
The optimisation of signal-approach dimensions....Pages 312-317
Optimum signal settings when saturation flow falls during the green period....Pages 318-322
Delay at signal-controlled intersections....Pages 323-328
Determination of the optimum cycle from a consideration of delays on the approach....Pages 329-335
Average queue lengths at the commencement of the green period....Pages 336-341
The co-ordination of traffic signals....Pages 342-343
Time and distance diagrams for linked traffic signals....Pages 344-348
Platoon dispersion and the linking of traffic signals....Pages 349-351
The prediction of the dispersion of traffic platoons downstream of signals....Pages 352-354
The delay/offset relationship and the linking of signals....Pages 355-363
Urban traffic control systems....Pages 364-369
Back Matter....Pages 370-374