The Traffic Group is a more than 90-person traffic engineering and transportation planning consulting firm. It offers a wide range of services, such as site development and access, traffic safety evaluations, traffic signal warrant analyses, conceptual geometric design, maintenance of traffic plans, pavement marking plans and traffic signal design. It also offers data collection services that include origin and destination studies, manual turning movement counts, turnover studies and vehicle classification counts. It provides services to various sectors, such as architects and engineers, attorneys, developers, institutions and churches, national corporations and government agencies. The company has completed various projects, including St. Mary's Seminary, Great Mall of the Bay Area, Maple Lawn Farms, Menlyn Park Shopping Center and Riverside Corporate Park. The Traffic Group was established in 1985 and has corporate headquarters in Baltimore with regional offices in Ocean Pines, Md., and Manassas, Va.