36 p.Preventive maintenance (PM) is recognized as a cost?effective way to preserve the investment in and service life of highway bridges. State agencies, including Wisconsin, are performing bridge PM projects. SAFETEA-LU 23 U.S.C. 144(d) made States eligible to use Federal Highway Bridge Program (HBP) funds to support bridge preventive maintenance provided they demonstrate a systematic process for the PM program. Each State is to work with their Federal Highway Administration (FHWA) Division Office to document and approve the systematic process. Some State?s applications are successful and others are not. This report discusses concepts and essential characteristics of a systematic process for bridge PM with examples. The information present...