is keenly aware of the special needs of sign installation contractors -- most of the time, the installer provides a service for the prime or the owner and does not have full control over... following is a list of links and documents designed to keep you in compliance with the mandates and requirements.Link List New Sign Retroreflectivity Requirements (PDF)Driver Night... Visibility Needs (Site)New Sign Sheeting Myths and Facts. (PDF) Related resourcesFHWA United States Department of Transportation - Federal Highway AdministrationMUTCD Manual on Uniform...