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Office of Planning, Environment, & Realty (HEP)
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Research

A variety of research has been conducted by FHWA, EPA, and others related to all aspects of transportation conformity. Final reports for some of this research are provided below.

All Documents

Updated: 6/28/2017
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Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000
Turner-Fairbank Highway Research Center | 6300 Georgetown Pike | McLean, VA | 22101