Sealcoating (also known as, chip seals) is one of the most commonly used pavement preventive maintenance activity for asphalt pavements, especially for low volume roadways. This study conducted a comprehensive evaluation of the current sealcoating practices across Pennsylvania through review of current literature and specifications, survey of state and local transportation entities in Pennsylvania and through series of interviews. In addition to seal-coating this study also conducted literature review and surveys on other asphalt pavement preventive maintenance activities in Pennsylvania. Using the review and current agency practices, best practices regarding sealcoating with respect to their use, application timing and, materials and construction specifications have been identified.