(b) The governing body of a county has control over county bridges.

(c) The governing body of a county may appoint civil engineers to oversee the construction and repair of county bridges.

(d) A civil engineer appointed in accordance with subsection (c) of this section shall:

(1) hold office for a term, with a salary, under a bond, and subject to regulations of the governing body of the county calculated to secure competent officers and a faithful discharge of duty; and

(2) direct and manage the construction and repair of county bridges.