Download or read book Evaluation of the FHWA Traffic Noise Model, TNM, for Highway Traffic Noise Prediction in the State of Colorado written by Michael Hankard and published by . This book was released on 2006 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt: In 2002, CDOT undertook this study in an effort to better understand the complexities of the Federal Highway Administration's new Traffic Noise Model (TNM). The research involved three analysis.