prepared by Boeing Vertol Company, Surface Transportation Systems ; prepared for U.S. Department of Transportation, Urban Mass Transportation Administration, Office of Technology Development and Deployment, Office of Rail and Construction Technology
by David A. Kuemmel ... [and others] (Marquette University Department of Civil and Environmental Engineering) and John R. Jaeckel and Alex Satanovsky (HNTB Corporation) for Wisconsin Department of Transportation, Division of Transportation Structure Development, Bureau of Highway Construction, Technology Advancement Unit