Hugh Miller

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Managed Lanes • Physical – Commonly managed lanes are located in the median – “expressway within an expressway” – Number of lanes in each roadway • Single vs. multiple managed lanes • Don’t reduce the number of general-purpose lanes • Reversible lanes • Type of separation (barrier, pylons, movable barrier or striping) – Instrumentation and control • Signing and driver information “An Introduction to Managed Lanes” by Hugh Miller
Managed Lanes • Access Provisions – More exit/entrance ramps more turbulent flow – Trade-off between access and operations – Benefits of managed lanes can be lost in the turbulence, especially at down-stream end – “Express lanes” have fewer exit/entrances – serve longer distance trip lengths – “Slip ramps” are between the managed lanes and general-purpose lanes – “Direct connectors” are ramps between the managed lanes and other roadways “An Introduction to Managed Lanes” by Hugh Miller
Page 1 and 2: An Introduction to Managed Lanes Hu
Page 3 and 4: Managed Lanes • Managed lanes are
Page 5 and 6: Managed Lanes • Pricing - Traditi
Page 7 and 8: Managed Lanes • Pricing - Basic i
Page 9: Managed Lanes 5% 15% SOV • Vehicl
Page 13 and 14: SR 91, Riverside • Opened in 1996
Page 15 and 16: I-394, Minneapolis • First opened
Page 17 and 18: 95 Express, Miami-Dade • First op
Page 19 and 20: 95 Express, Miami-Dade • Original
Page 21 and 22: 95 Express, Miami-Dade • Incident
Page 23: Conclusions • Managed lanes have

Hugh Miller

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