update on research - transportation.orgsp.stsmo.transportation.org/documents/cain_trb... · digests...

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Update on ResearchMoving Ahead with TRB and Arizona DOT

Brent Cain, PE

TSM&O Division Director

Arizona Department of Transportation

August 4, 2016

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Research Update

www.trb.org/nchrp/Pages/775.aspx

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Wrong-Way Vehicle DetectionArizona DOT Pilot Project

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Detecting

Tracking

Locating

Alerting

Challenges

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Typical Detection of a Wrong-Way Driver

• Confirmation of wrong-way vehicle• Dispatch of law enforcement• Notification of other motorists

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The Aftermath of a Wrong-Way Collision

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Signing and Pavement Markings

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Signing and Pavement Markings

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Signing and Pavement Markings

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Pilot ProjectUtilizes Existing Infrastructure

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Detection and Alerts

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Active Traffic ManagementADOT Ramp Meter Pilot Project

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Traffic Responsive Metering

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Corridor Adaptive Ramp Metering

Upstream & downstream ramp meters work together

Proactively mitigates congestion

Cost-efficient operation

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Thank YouBrent Cain, PE

bcain@azdot.govArizona Department of Transportation

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I-10 Corridor Coalition

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“Reducing Friction” on I-10between the ports ofLos Angeles and Houston