This article examines the digital transformation of public infrastructure with a specific focus on the Site Application Module (SAM) implementation in transportation systems. It explores how modern web technologies integrated into traditionally legacy systems have transformed financial tracking, audit compliance, and operational efficiency in transportation contract management. The article analyzes the architectural framework, key functionalities, and implementation challenges including security requirements, data reconciliation complexities, and user experience considerations. Drawing from empirical evidence across multiple transportation agencies, the investigation demonstrates significant improvements in financial performance, operational efficiency, and compliance processes. The article concludes with evidence-based recommendations spanning strategic planning, technical architecture, and change management strategies for public agencies undertaking similar digital transformation initiatives.
Keywords: Digital Transformation, System integration, compliance automation, financial tracking, transportation infrastructure
