Introduction
Design and Scope of the IDAS Model
Definitions
IDAS ITS Components
IDAS Analysis Hierarchy
IDAS Deployment Hierarchy
Other Definitions
Computer Hardware and Software Requirements
Obtaining a Copy of IDAS and User Support
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IDAS is capable of analyzing over 60 different types of ITS investments. These ITS components may be deployed individually or in combination with one another. These components are categorized into 11 areas based on the National ITS Architecture.

Arterial Traffic Management Systems
  • Isolated Traffic Actuated Signals
  • Preset Corridor Signal Coordination
  • Actuated Corridor Signal Coordination
  • Central Control Signal Coordination
  • Emergency Vehicle Signal Priority
  • Transit Vehicle Signal Priority
Freeway Management Systems
  • Pre-set Ramp Metering
  • Traffic Actuated Ramp Metering
  • Centrally Controlled Ramp MeteringAdvanced Public Transit Systems
  • Fixed Route Transit - Automated Scheduling Systems
  • Fixed Route Transit - Automatic Vehicle Location
  • Fixed Route Transit - Combination Automated Scheduling System and Automatic Vehicle Location
  • Fixed Route Transit - Security Systems
  • Paratransit - Automated Scheduling Systems
  • Paratransit - Automatic Vehicle Location
  • Paratransit - Automated Scheduling System and Automatic Vehicle Location
Advanced Public Transit Systems
  • Fixed Route Transit
  • Automated Scheduling System
  • Fixed Route Transit - Automatic Vehicle Location
  • Fixed Route Transit - Combination Automated Scheduling System and Automatic Vehicle Location
  • Fixed Route Transit - Security Systems
  • Paratransit - Automated Scheduling System
  • Paratransit - Automatic Vehicle Location
  • Paratransit - Automated Scheduling System and Automatic Vehicle Location
Incident Management Systems
  • Incident Detection/Verification
  • Incident Response/Management
  • Incident Detection/Verification/Response/Management combined
Electronic Payment Systems
  • Electronic Transit Fare Payment
  • Basic Electronic Toll Collection

Railroad Grade Crossing Monitors
Emergency Management Services
  • Emergency Vehicle Control Service
  • Emergency Vehicle AVL
  • In-Vehicle Mayday Syste
Regional Multimodal Traveler Information Systems
  • Highway Advisory Radio
  • Freeway Dynamic Message Sign
  • Transit Dynamic Message Sign
  • Telephone-Based Traveler Information System
  • Web/Internet-Based Traveler Information System
  • Kiosk with Multimodal Traveler Information
  • Kiosk with Transit-only Traveler Information
  • Handheld Personal Device - Traveler Information Only
  • Handheld Personal Device - Traveler Information with Route Guidance
  • In-Vehicle - Traveler Information Only
  • In-Vehicle - Traveler Information with Route Guidance
Commercial Vehicle Operations
  • Electronic Screening
  • Weigh-in-Motion
  • Electronic Clearance - Credentials
  • Electronic Clearance - Safety Inspection
  • Electronic Screening/Clearance combined
  • Safety Information Exchange
  • On-board Safety Monitoring
  • Electronic Roadside Safety Inspection
  • Hazardous Materials Incident Response
Advanced Vehicle Control and Safety Systems
  • Motorist Warning - Ramp Rollover
  • Motorist Warning - Downhill Speed
  • Longitudinal Collision Avoidance
  • Lateral Collision Avoidance
  • Intersection Collision Avoidance
  • Vision Enhancement for Crashes
  • Safety Readiness
Supporting Deployments
  • Traffic Management Center
  • Transit Management Center
  • Emergency Management Center
  • Traffic Surveillance - CCTV
  • Traffic Surveillance - Loop Detector System
  • Traffic Surveillance - Probe System
  • Basic Vehicle Communication
  • Roadway Loop Detector
  • Information Service Provider Center
Generic Deployments
  • Link-based
  • Zone-based