Over-Height Vehicle Detection System (OHVDS)

The Fortis Over-Height Vehicle Detection System (OHVDS) is an intelligent transportation solution designed to detect vehicles that exceed height restrictions before they reach low-clearance bridges, tunnels, overpasses, parking structures, toll facilities, and other restricted infrastructure. The system provides real-time detection, automated driver warnings, event management, and operational analytics to help transportation agencies reduce bridge strikes, improve roadway safety, and minimize traffic disruptions.
As part of the Fortis OPEK ITS Orchestrator™ platform, OHVDS integrates with Advanced Traffic Management Systems (ATMS), Intelligent Transportation Systems (ITS), Variable Message Signs (VMS), traffic cameras, incident management systems, and transportation operations centers to provide a comprehensive over-height vehicle detection and response solution.

Key Features

Vehicle Detection

  • Laser-based height detection
  • LiDAR vehicle profiling
  • Infrared height sensors
  • Radar-assisted vehicle detection
  • Dual-beam verification
  • Multi-lane monitoring
  • Automatic lane identification
  • Vehicle speed measurement
  • Vehicle direction detection
  • High-speed detection capabilities

Automated Driver Warning

  • Variable Message Sign (VMS) activation
  • Dynamic warning messages
  • Flashing warning beacons
  • Audible warning devices
  • “OVERHEIGHT VEHICLE – STOP” alerts
  • Detour guidance
  • Lane-specific warning messages
  • Countdown warning zones
  • Real-time driver notifications

CCTV Integration

  • Automatic PTZ camera positioning
  • Video verification
  • Live operator monitoring
  • Automatic event recording
  • Snapshot capture
  • License plate image capture
  • Video playback
  • Incident video archiving
  • Event bookmarking

Incident Management

  • Automatic incident creation
  • Operator notification
  • Event prioritization
  • Response workflow management
  • Dispatch integration
  • Emergency service notifications
  • Bridge strike prevention monitoring
  • Incident status tracking
  • After-action reporting

Vehicle Analytics

  • Vehicle classification
  • Height distribution analysis
  • Traffic volume reporting
  • Oversize vehicle statistics
  • Historical event analysis
  • Peak hour reporting
  • Route trend analysis
  • False alarm analysis
  • Compliance monitoring

GIS Integration

  • Interactive GIS map
  • Detection zone visualization
  • Camera locations
  • VMS locations
  • Bridge inventory
  • Tunnel inventory
  • Alternate route mapping
  • Maintenance locations
  • Real-time event mapping

Maintenance Management

  • Sensor health monitoring
  • Preventive maintenance scheduling
  • Equipment diagnostics
  • Calibration records
  • Maintenance work orders
  • Spare parts inventory
  • Field technician assignments
  • Maintenance history
  • Asset lifecycle management

AI & Intelligent Analytics

  • AI-assisted vehicle classification
  • False alarm reduction
  • Predictive sensor diagnostics
  • Traffic pattern analysis
  • Automated incident prioritization
  • Infrastructure risk assessment
  • Equipment performance analytics
  • Operational trend forecasting
  • Machine learning-based anomaly detection

System Components

  • Laser or LiDAR height sensors
  • Radar detection units
  • Industrial controllers
  • Edge computing devices
  • Variable Message Signs (VMS)
  • Flashing beacon assemblies
  • CCTV cameras
  • PTZ cameras
  • Communication network equipment
  • Fiber optic communications
  • UPS systems
  • Environmental monitoring sensors
  • Central management server
  • Mobile operator interface

Enterprise Integrations

OHVDS integrates with:

  • Advanced Traffic Management Systems (ATMS)
  • Intelligent Transportation Systems (ITS)
  • Traffic Management Centers (TMC)
  • Computer-Aided Dispatch (CAD)
  • Incident Management Systems
  • GIS platforms
  • SCADA systems
  • Fiber Management System (FFMS)
  • Assets Management Portal (AMP)
  • Work Order Management Portal
  • Maintenance Management Systems
  • Enterprise authentication (Active Directory, SSO, MFA)

Executive Dashboards

  • Real-time over-height vehicle events
  • Active warning devices
  • Sensor operational status
  • Bridge strike prevention statistics
  • Equipment health dashboard
  • Maintenance status
  • Traffic analytics
  • System availability
  • Incident response metrics
  • Executive KPI reporting

Security

  • Role-based access control
  • Multi-Factor Authentication (MFA)
  • Single Sign-On (SSO)
  • End-to-end encrypted communications
  • Comprehensive audit logging
  • Secure remote administration
  • Event history and archival
  • Digital configuration management

Benefits

  • Reduces bridge and tunnel strikes
  • Improves roadway safety
  • Minimizes infrastructure damage
  • Reduces traffic congestion and closures
  • Provides real-time operator awareness
  • Improves emergency response coordination
  • Extends infrastructure service life
  • Reduces maintenance and repair costs
  • Enhances driver safety
  • Supports data-driven transportation planning
  • Increases operational efficiency through automation
  • Provides comprehensive reporting and analytics

Typical Applications

The Fortis Over-Height Vehicle Detection System is ideal for:

  • State Departments of Transportation
  • City transportation agencies
  • Highway authorities
  • Toll agencies
  • Tunnel authorities
  • Bridge management organizations
  • Airports
  • Seaports
  • Rail crossings
  • Industrial facilities
  • Distribution centers
  • Smart City transportation networks

Future Enhancements

  • Connected Vehicle (V2X) integration
  • AI-powered route prediction for oversized vehicles
  • Mobile driver notification applications
  • Digital twin visualization of detection sites
  • Cloud-based analytics and reporting
  • Regional over-height event coordination
  • Integration with freight permitting systems
  • Predictive infrastructure risk modeling

The Fortis Over-Height Vehicle Detection System (OHVDS) provides a scalable, enterprise-grade solution for protecting transportation infrastructure through intelligent sensing, automated warning systems, real-time monitoring, and seamless integration with the Fortis OPEK ITS Orchestrator™ platform. By combining advanced detection technologies, AI-driven analytics, GIS visualization, and centralized operations, OHVDS helps agencies improve safety, reduce operational costs, and enhance the reliability of critical transportation corridors.

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