Road Weather Road Weather Management Management
StrategiesStrategies
Ray Murphy, ITS SpecialistRay Murphy, ITS SpecialistUS DOT – FHWAUS DOT – FHWA
Office of Technical ServicesOffice of Technical Services
http://www.slideshare.net/
Ray MurphyRay Murphy• FHWA +10 yrs - program support:
– Road Weather Management
– Emergency Transportation Operations
– Real – Time Data
• + 20 yrs Illinois Dept. of Transportation:
– Operations, Maintenance, & Construction
– ITS Project Manager
• Electrical Engineer & Mentor & CEC Officer/Seabees
Instructor Bio:
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Learning OutcomesLearning Outcomes
1. List the 3 basic road weather management strategies
2. Identify the appropriate road weather management strategy to address specific weather impact on the transportation system
By the end of this lesson, you will be able to:
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Management tools designed to implement and mitigate the impact of weather on surface transportation activities.
Road Weather Management StrategiesRoad Weather Management Strategies
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Road Weather Management Strategies
• Rain
• Snow
• Ice
• Fog
• High winds
• Flooding
• Tornadoes
• Hurricanes
• Avalanches
To mitigate the impacts of weather on the transportation system:
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Weather Events
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Road Weather Management Road Weather Management Strategies - Strategies - AdvisoryAdvisory
Provide information on prevailing and predicted conditions to both transportation managers and motorists
Colorado DOT Dynamic Message Sign6
Road Weather Management Road Weather Management Strategies – Strategies – AdvisoryAdvisory (cont.) (cont.)
• Road weather information for travelers
• Weather-related motorist warning systems
• Environmental monitoring systems
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Road Weather Management Road Weather Management Strategies - Strategies - ControlControl
Alter the state of roadway devices to permit or restrict traffic flow and regulate roadway capacity
North Carolina DOT8
Road Weather Management Road Weather Management Strategies – Strategies – ControlControl (cont.) (cont.)
• Weather-related signal timing
• Speed management systems
• Evacuation and access control operations
• Environmental monitoring systems
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Road Weather Management Road Weather Management Strategies - Strategies - TreatmentTreatment
Supply resources to roads to minimize or eliminate weather impacts
The treatment strategy begins by the determination of the hazard (current or predicted).
Montana DOT Bridge Deicing Operations10
Road Weather Management Road Weather Management Strategies – Strategies – Treatment Treatment (cont.)(cont.)
• Anti-icing/deicing systems
• Maintenance vehicle management system
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ExerciseExercise
Purpose:
• Review the utilization of appropriate road weather management strategies
MATCH GAMEMATCH GAME
Matching Exercise for each Group 1, 2, 3 & 412
MATCH GAME MATCH GAME (cont.)
• Group 2
Which road weather management strategies includes environmental impact: ________________ .TREATMENTTREATMENT
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MATCH GAME MATCH GAME (cont.)
• Group 4
Strategies that provide information on prevailing and predicted conditions are called ____________ .ADVISORYADVISORY
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MATCH GAME MATCH GAME (cont.)
• Group 1
Which strategy alters the state of roadway devices to permit or restrict traffic flow and regulate roadway capacity: ____________ CONTROLCONTROL
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MATCH GAME MATCH GAME (cont.)
• Group 3
Which RWM strategy provides information related to the movement and treatment actions of maintenance vehicles: ________________ CONTROLCONTROL
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Review: Learning OutcomesReview: Learning Outcomes
1. List the 3 basic road weather management strategies
2. Identify the appropriate road weather management strategy to address specific weather impact on the transportation system
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For more information:
Ray Murphy, ITS Specialist, FHWA [email protected], 708-215-0979
Helpful Links:• FHWA Road Weather Management
• www.ops.fhwa.dot.gov/weather/• Clarus Web Portal
• www.clarus-system.com
Thank you!Thank you!
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