Sec. 63.160. DUTIES OF ENGINEER. The engineer shall:

(1) make necessary surveys, examinations, investigations, maps, plans, and drawings relating to proposed improvements;

(2) estimate the cost of improvements;

(3) supervise the work of improvements; and

(4) perform any duties which might be required by the commission.

Acts 1971, 62nd Leg., p. 110, ch. 58, Sec. 1, eff. Aug. 30, 1971.