The contract is for on-call traffic engineering services, including traffic signal design, traffic signal coordination, and traffic engineering review of private development plans. The contractor will provide services on an as-needed basis, and the contract has a term of three years. The contract includes provisions for Section 3 compliance, which requires the contractor to provide employment and economic opportunities to low- and very low-income persons. The contractor must also comply with federal regulations regarding clean air and water, and must provide certification of non-segregated facilities.