This synthesis examines Maintenance Quality Assurance fild inspection practices used by state transportation agencies to support maintenance investments. The report documents and summarizes the type of data collected, the methodology used to assess condition, and the processes in place to ensure the quality of the data. In addition, the synthesis presents information on how the fild inspection data are used to report highway conditions, estimate budget needs, and establish targeted levels of service. Information used in this study was gathered through a literature review and a survey of state departments of transportation. Follow-up interviews with selected agencies provided additional information. (Author/publisher)
Samenvatting