1. FHWA/MDOT Integrated Mobile Observations (IMO) Architecture
Vehicle
Positioning
GPS
Surface & air temp,
humidity & dew point
Smartphone
MDOT Vehicles – FHWA/MDOT Data Collection
20 WMTs with phones & 10 with surface monitor device
40 Ford vehicles with phones & OBD key & 10 with surface monitor device
Road Surface Roughness and Distress
3-axis accelerometer
Photo
Image
Cell Tower (4G)
Traveler Information Systems
Cellular Service Providers
Network Operations Center
MDOT-DUAP/NCAR/FHWA
Winter
Maintenance Operations
MAW/EMDSS/DUAP/WxTINFO/WxDE
Data Users: UofM, NCAR/MAW & EMDSS, MDOT/DUAP, FHWA/WxTINFO/WxDE
UofM Server
fiber
Demonstrations
Cobo Ctr Transportation Management Center & Belle Isle IMO
MDOT Transportation Operations Center
Acronyms
UofM - University of Michigan
NCAR - National Center for Atmospheric Research
MAW - Motorist Advisory and Warnings & EMDSS - Enhanced Maintenance Decision Support System
DUAP - Data Use Analysis and Processing - Michigan Department of Transportation (MDOT)
WxDE & WxTINFO - Weather Data Environment & Weather Response Traffic Information System – Federal Highway Administration (FHWA) 1