EPA GHG Certification of Medium- and Heavy-Duty Vehicles: Development of Road Grade Profiles Representative of US Controlled Access Highways
- National Renewable Energy Laboratory (NREL), Golden, CO (United States)
This report includes a detailed comparison of the TomTom national road grade database relative to a local road grade dataset generated by Southwest Research Institute and a national elevation dataset publically available from the U.S. Geological Survey. This analysis concluded that the TomTom national road grade database was a suitable source of road grade data for purposes of this study.
- Research Organization:
- National Renewable Energy Lab. (NREL), Golden, CO (United States)
- Sponsoring Organization:
- US Environmental Protection Agency (EPA), Washington, DC (United States)
- DOE Contract Number:
- AC36-08GO28308
- OSTI ID:
- 1215154
- Report Number(s):
- NREL/TP-5400-63853
- Resource Relation:
- Related Information: Produced under direction of the U.S. Environmental Protection Agency (EPA) by the National Renewable Energy Laboratory (NREL) under Interagency Agreement IAG-14-1954 and Task No WFGY.1000
- Country of Publication:
- United States
- Language:
- English
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