Member Zone Members Only Insurance Program Foundation Board Committees Operating Committee Guardrail Committee Manufacturers and Suppliers Committee Pavement Marking Committee Safety and Public Awareness Committee Sign Committee Temporary Traffic Control Committee Government Relations Committee SHSP Council Membership Committee ITS Council RSAF and PAC Oversight Committees ITS Council Active Items Expand Your Business Member Websites New Members Applications Member Benefits Resources Technical Assistance Center (TAC) Interpretation Letters State / National Statistics Useful Links Interpretation Letters Specification Links to DOT Web sites 2004 Interpretation Letters 2005 Interpretation Letters 2006 Interpretation Letters 2007 Interpretation Letters 2008 Interpretation Letters 2009 - 2010 Interpretation Letters Pavement Marking Exemption Granted ATSSA Members Fraudulent Letter Alert Illinois Specifications for Pavement Markings