Corridor and Arterial Traffic Management

Case Studies & Lessons Learned

SR 520 Westbound Ramp Meter Effects

This report is a summary of the effect of ramp metering on traffic in 2 separate locations of Westbound SR 520, in terms of volumes and speeds. The data were collected 1 year apart in the same location, in order to be as accurate as possible. The results are outlined in this report, accompanied b

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Case Studies & Lessons Learned

SR 520 Eastbound Morning Ramp Metering Three Month Study

This document is a report on the operation of ramp meters at two locations joining eastbound SR 520. These meters were recently activated to be in use during the morning commute to alleviate congestion and increase the safety of travelers.  The results between the two locations and multiple

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Informational Product

RITA Arterial Management Surveillance

This webpage contains information about the use of surveillance and detection technologies, like cameras or sensors, to monitor traffic flow in support of ITS technologies. In addition, they can be used to monitor transportation facilities for security.

This webpage contains direct link

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Case Studies & Lessons Learned

Twin Cities Metro Area Ramp Meter Study

The purpose of this study was to determine the effects that ramp metering had within the Twin Cities metro area. 430 ramp meters were to be shut down for six weeks, so data was collected for five weeks before they were turned off. Objectives of this study included examining how ramp metering affe

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Case Studies & Lessons Learned

Florida's Turnpike Enterprise Rapid Incident Scene Clearance Factsheet

The Rapid Incident Scene Clearance (RISC) Program is an effort to accomplish the goals set in Florida's Open Roads Policy, namely, to clear all incidents from the roadways within 90 minutes of the arrival of the first responding officer. The RISC Program has been activated multiple times, and the

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Background Material

Florida DOT Open Roads Policy: Quick Clearance for Safety and Mobility

This is an agreement between the Florida Highway Patrol (FHP) and the Florida Department of Transportation (FDOT) that establishes a policy for FHP and FDOT personnel to expedite the removal of a vehicle crash or incident from the roadways on the State Highway System to restore the safe and

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Presentation

Florida DOT ITS Performance Measures Incident Duration Measure Workshop

A presentation to the Florida DOT ITS Program on how to make the Incident Duration Timeline better, including changed terminology and the addition of components to be measured in order to make the timeline more comprehensive.

 

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Standards & Recommended Practices

Wisconsin DOT Emergency Traffic Control and Scene Management Guidelines

The purpose of these Guidelines is to promote statewide consistency in establishing the safest possible environment for incident responders. There has been an increased number of incidents where the safety of these responders was at risk, and this document's goal is to provide a resource of knowl

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Research

Missouri DOT Example Incident Response Assessment

A construction project that would occur on 10 miles of I-64 required attention regarding how to best handle the construction period's traffic demands. Since there are about 170,000 vehicles on this stretch of I-64 daily, there were concerns about closing down the interstate while construction was

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Standards & Recommended Practices

Washington State DOT Emergency Operations Plan

The purpose of the Washington State Department of Transportation (WSDOT) Emergency Operations Plan (EOP) identifies what the correct policies, responsibilities, and procedures are during a major emergency. Such emergencies could cause a disruption of the transportation network, a loss of power, o

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