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Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations

This report is an archived publication and may contain dated technical, contact, and link information
Publication Number: FHWA-HRT-04-150
Date: July 2006


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Federal Highway Administration would like to thank the following individuals and organizations for their support and efforts in preparing and reviewing this document:

D. Stephen Lane, Virginia Transportation Research Council, and Paul Stutzman, National Institute of Standards and Technology, the authors of this revision

The FHWA would also like to thank the following people for their help in the review and production of the revised manual:

Doug Hurcomb, U.S. Bureau of Reclamation
Karl Krill, U.S. Bureau of Reclamation
Celik Ozyildirim, Virginia Transportation Research Council
Bobby Marshall, Virginia Transportation Research Council
Ed Deasy, Virginia Transportation Research Council
Randy Combs, Virginia Transportation Research Council
Linda Evans, Virginia Transportation Research Council


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