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In Oregon, the benefit-to-cost ratios for two automated wind warning systems were 4.13:1 and 22.80:1.

Accounting for motorist delay reduction benefits as well as other benefits such as improved safety for motorists (and maintenance personnel) during high wind events, the benefit-to-cost ratios for…

Content type

Benefit

Date Posted

03/13/2008

Taxonomy (ARC-IT) Weather Data Collection (WX01), Spot Weather Impact Warning (WX03), Roadway Closure Management (TM19)

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Gold Beach, Oregon, United States | Port Orford, Oregon, United States | Oregon, United States

In Oregon, approximately 90 percent of motorists surveyed indicated that they would slow down in response to messages displayed by an automated high wind warning system.

Integrate weather information into Transportation Management Center (TMC) operations to enhance the ability of operators to manage traffic in a more responsive and effective way during weather events.

Weather events have both major and minor impacts on transportation management operations. During seasonal weather events, these impacts may include reduced traffic flow or increased traffic incidents…

Content type

Lesson

Date Posted

02/19/2007

Taxonomy (ARC-IT) Wide-Area Alert (PS10), Disaster Traveler Information (PS14), Evacuation and Reentry Management (PS13), Vehicle Emergency Response (PS05), Incident Scene Pre-Arrival Staging Guidance for Emergency Responders (PS06), Disaster Response and Recovery (PS12), Traffic Information Dissemination (TM06), Integrated Decision Support and Demand Management (TM09), Broadcast Traveler Information (TI01), Roadway Automated Treatment (MC03), Weather Information Processing and Distribution (WX02), Spot Weather Impact Warning (WX03), Roadway Closure Management (TM19), Maintenance and Construction Vehicle and Equipment Tracking (MC01), Roadway Service Patrols (PS08), Infrastructure-Based Traffic Surveillance (TM01), Regional Traffic Management (TM07), Personalized Traveler Information (TI02), Personnel Device Maintenance (SU13), Trip Planning and Payment (TI04)

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An analysis of the I-90 ramp closure system in Minnesota found benefit-cost ratios ranging from 0.13:1 to 3:1 with varying estimates of crash and delay reductions.

Content references source material no longer available at its original location.

FINDINGSThe benefit-to-cost analysis focused on costs of the Interstate 90 gate system and associated benefits due to delay and accident reductions. The annual frequency of snow/ice related…

Content type

Benefit

Date Posted

10/09/2001

Taxonomy (ARC-IT) Roadway Closure Management (TM19), Spot Weather Impact Warning (WX03)

Geolocation links

Minnesota, United States

During a 1998 snow storm, Mn/DOT reduced roadway clearance costs by 18 percent on I-90 by activating a freeway gate closure system to limit vehicle interference and reduce snow compaction problems that increase work for plows.

Content references source material no longer available at its original location.

FINDINGS An analysis of gate operations during a severe winter storm was also performed. On November 11, 1998 a snowstorm prompted closure of Interstate 90 between the South Dakota state line and US…

Content type

Benefit

Date Posted

10/09/2001

Taxonomy (ARC-IT) Roadway Closure Management (TM19), Spot Weather Impact Warning (WX03)

Geolocation links

Minnesota, United States

In Oregon, automated wind warning systems cost approximately $90,000 each and annual O&M costs range between $3,000 and $3,500.

In Oregon, two automated wind warning systems were installed, one at a bridge and another on a roadway segment, to detect high cross winds. The system was designed to warn drivers to pull-over and…

Content type

System Cost

Made Public Date

03/13/2008

Taxonomy (ARC-IT) Weather Data Collection (WX01), Spot Weather Impact Warning (WX03), Roadway Closure Management (TM19)

Geolocation links

Oregon, United States

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New York State DOT TMC operators and New York State Thruway Authority staff were able to reduce traffic queues by 50 percent using vehicle probe data available through the I-95 Corridor Coalition.

In Oregon, the benefit-to-cost ratios for two automated wind warning systems were 4.13:1 and 22.80:1.

In Oregon, approximately 90 percent of motorists surveyed indicated that they would slow down in response to messages displayed by an automated high wind warning system.

Integrate weather information into Transportation Management Center (TMC) operations to enhance the ability of operators to manage traffic in a more responsive and effective way during weather events.

Invest in research and development for emergency integration.

Extend the application of emergency integration best practices to further improve emergency operations.

Adopt best practices for integrating emergency information into Transportation Management Center (TMC) operations to improve performance and increase public mobility, safety and security.

An analysis of the I-90 ramp closure system in Minnesota found benefit-cost ratios ranging from 0.13:1 to 3:1 with varying estimates of crash and delay reductions.

During a 1998 snow storm, Mn/DOT reduced roadway clearance costs by 18 percent on I-90 by activating a freeway gate closure system to limit vehicle interference and reduce snow compaction problems that increase work for plows.

In Oregon, automated wind warning systems cost approximately $90,000 each and annual O&M costs range between $3,000 and $3,500.

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