A.R.S. § 11-562: Duties

A. The county engineer shall be custodian of the records and property of the county relating to surveying, engineering and road construction.

B. Except where highways are being constructed under the direction of a highway commission, the county engineer shall, under the direction of the board, have charge of all highways, other engineering construction and improvements, alterations and repairs to county property, and shall make surveys, maps, plans and specifications required by the board.