Commissioners hired two companies to lead the countys road bond construction program at the courts Feb. 18 meeting.

Prime Strategies Inc. will work as the general engineering consultant for road bond program management and design review. HNTB will cover construction administration and inspection.

The countys infrastructure department is still evaluating requests for qualifications for utility coordination and relocation, surveying, planning and design, environmental, and geo-tech engineering and material testing, said Bob Daigh, Williamson County senior director of infrastructure.