Section 5720.
5720. If a county is conducting the proceedings the legislative body may designate the county road commissioner or any other competent county officer, other than the county surveyor, to serve without additional compensation from the county, as the officer to perform any or all of the duties conferred upon the street superintendent or the engineer […]
Section 5721.
5721. If the legislative body of a county appoints an engineer of work in accordance with Article 2 of this chapter, it may provide that the work shall be done under his direction and to his satisfaction and that the materials used shall comply with the specifications and be to the satisfaction of such engineer […]