ITS Maintenance in Florida: Lessons Learned

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ITS Maintenance in FloridaLessons Learned

• Stephanie Kolb, P.E.
• TransCore ITS
• September 24, 2008

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ITS Maintenance in Florida

• FDOT Districts
• OOCEA
• Pinellas County
• Traffic.com

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ITS Devices Infrastructure

• CCTV cameras
• Dynamic message signs
• Radar detectors microloops
• Road weather information systems
• Highway advisory radio systems
• Ethernet switches, video encoders, terminal
  servers
• Fiber wireless communications infrastructure
• Hardwire and solar power infrastructure
• Communication hubs
• Specialty systems
• High wind warning system
• Bridge continuity system
• Safety barrier cable system

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Deployment Records

• As-built drawings
• Cabinet locations
• Power service disconnect locations
• Power drop details
• Fiber allocation
• Device configurations and settings
• IP addressing schemes

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Maintenance Support

• Failure reports from TMC
• Prioritization of repairs
• Confirmation of repair from TMC

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Challenges to Maintenance

• Lane closures
• Vehicular accidents
• Mowers
• Lightning
• Other FDOT construction
• Spare parts
• Vandalism and theft
• Funding

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Lane Closures

• Inconvenient to motorists
• Costly
• Time consuming
• Two weeks to schedule
• Perform at night

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Damage from Accidents

• Importance of accident information
• Florida Highway Patrol Report Number
• Time of accident
• Insurance claims
• Mowers

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Design for Maintenance

• DMS walkways
• Minimum of 2 ft. from travel way
• DMS controllers in cabinets
• Lowering devices
• Slack cable (in cabinets and pull boxes)
• Power service disconnects
• Salt-water environment
• Sea spray
• Appropriate materials

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Lightning

• Air terminals
• Suppression
• Grounding

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Maintenance Innovation

• Early identification of device outages
• Remote device resetting from the TMC

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Prepare for Emergencies

• Determine generator needs
• Where do you need them?
• What size will you need?
• Cost-benefit analysis

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Maintenance Funding

• State funding based on number of devices
• Example funding
• Partial support approximately 1,170 per
  device per year
• Preventive maintenance 2 times per year
• Services performed by owning agency
• Initial troubleshooting
• In-cabinet repairs
• Device repairs and spare parts
• Full support approximately 1,600 per device
  per year
• Preventive maintenance 3 times per year
• All services and material procurement performed
  by maintenance contractor

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Summary

• Design for maintenance
• Inspect completed construction for
  maintainability
• Conduct preventive maintenance for early
  detection
• Budget for maintenance
• Stephanie Kolb, PE
• TransCore ITS, LLC