Quality and Theory of Traffic Flow: A SymposiumBureau of Highway Traffic, Yale University, 1961 - 188 pages |
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Page 73
... speed - volume relationships than are the usual average curves . This is of greatest importance when a section of ... curve . Curve 2 ( a ) of Fig- ure III - 1 illustrates the curve plotted by Rothrock and Keefer , and curve 2 ( b ) , as ...
... speed - volume relationships than are the usual average curves . This is of greatest importance when a section of ... curve . Curve 2 ( a ) of Fig- ure III - 1 illustrates the curve plotted by Rothrock and Keefer , and curve 2 ( b ) , as ...
Page 163
... volume of approximately 250 vehicles per hour . ) The curve of Figure V - 9 is replotted in Figure V - 10 . Also shown is the corresponding speed - volume curve , together with a curve showing the maximum capacity of a traffic lane ...
... volume of approximately 250 vehicles per hour . ) The curve of Figure V - 9 is replotted in Figure V - 10 . Also shown is the corresponding speed - volume curve , together with a curve showing the maximum capacity of a traffic lane ...
Page 184
... curve from a straight line would indicate that the flow was within the unstable zone . Actually , it could happen that nonlinearity of the speed- volume curve in this region is of little practical importance . It is envisaged that the ...
... curve from a straight line would indicate that the flow was within the unstable zone . Actually , it could happen that nonlinearity of the speed- volume curve in this region is of little practical importance . It is envisaged that the ...
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Expressions et termes fréquents
Analysis by Groups Arithmetic mean Arroyo Seco Parkway average speed bottleneck boundary curves Bureau of Highway CALIFORNIA LIBRARY cent coefficient of variation concentration Congestion Rating Country Roads Board density diagram discomfort factor distance drivers feet flow zone forced flow gasoline economy Greenshields Highway Capacity Manual Highway Research Board intersection linear correlation maximum measure Merritt Parkway method miles per hour Normann number of vehicles observed obtained One-way Traffic Stream operation points possible capacity Princes Highway Q-value q:k curve quality of flow quality of traffic Recording Speedometer road signal slope Space Mean Speed speed changes speed-volume curve spot speeds standard deviation straight line Temple Street Study temporary bridge test section tion traffic flow traffic volumes Travel Time-Density true mean tube two-lane UNIVERSITY OF CALIFORNIA variables vehicles passing vehicles per hour vehicles per mile vehicles per minute Victoria Australia volume and density volume over period Volume-Density Washington Boulevard zero