This case study details the data integration process at Arizona DOT. ADOT's data integration practices revolve around the ADOT Information Data Warehouse (AIDW), which provides a fast and inexpensive means for data integration. The case study describes the benefits of the AIDW, as well as other data management practices and concepts used at ADOT. The report is part of the FHWA Office of Asset Management's series of case studies on TAM, produced with the goal of sharing information between agencies to improve efficiency.