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U.S. Department of Transportation
Triscallion_Black
Normalization of Benefit Data
Benefits Reported*
Application
Unit Basis (Annual)
1)Benefits reported as %.
2)
2)
2)
2)
2)
2) Benefits reported at project level.
3) Benefits not reported for all benefit categories.
Eco-Traffic Signal Timing
Eco-Freight Signal Priority
Eco-Transit Signal Priority
Connected Eco-Driving
Eco-Speed Harmonization
Eco-Ramp Metering
Eco-Adaptive Cruise Control
Dynamic Emission Pricing
Eco-Smart Parking
AFV Charging/Fueling Info
AFV Engine Performance Opt
Dynamic Eco-Routing
Flexible Eco-Transit Routing
Eco-Approach & Departure at Signalized Intersections
Multi-Modal Traveler Info
Eco-Network Decision Sup
Per Intersection Crossing
Per Intersection Crossing
Per Bus /Region
Per Intersection Crossing
Per Vehicle Mile Travelled
Per Freeway Mile /Vehicle
Per Vehicle/VMT
Per Vehicle/VMT
Per Vehicle/Parking Space
Per Vehicle/VMT
Per Vehicle/VMT
Per Vehicle/VMT
Per Bus/VMT
Per Intersection Crossing
Per VMT
Per VMT
Conversion
1) Used project parameters and outside information…i.e. average idling emissions.
2)
2) Used project parameters to estimate for a unit…such as grams per mile.
3) Used EPA’s average vehicle emission/fuel factors …i.e. 1 gallon of fuel saved is equivalent to 8,849 grams CO2.
*Benefits derived from case studies may introduce optimism bias; to the extent that this is the case, results may be overly optimistic.