SAI launched our public works service with assignments for highway and bridge design and bridge inspection in 1964. Since the ... n, we have earned a reputation for our civil engineering expertise. In 1996 the employees of SAI purchased the company, and SAI became an ESOP Corporation. An employee-owned professional consulting engineering firm, SAI has over 140 professionals and support staff with a corporate office in Pittsburgh, Pennsylvania, and three additional offices in Harrisburg, Pennsylvania, Philadelphia, Pennsylvania, and Central Florida. A leader in the field of transportation design and construction management, SAI has provided government and private sector clients with innovative, accurate, and reliable design and consulting engineering services. Rated among the Top 500 Engineering Firms by ENR, SAI offers client-centric services to all of our clients. Whether roadways or bridges, SAI provides value and can identify ways to enhance your project's efficiency while bringing creative design solutions to your transportation design or rehabilitation projects. SAI has built our reputation on meeting our client’s needs, whether large or small. By acting as the client’s representative to perform dedicated design, onsite construction inspection, and complete project management, SAI provides a full spectrum of design and construction inspection services. SAI is dedicated to ensuring that quality workmanship and schedule constraints are achieved within the client’s specified project budget. read more