(1) Perform and/or supervise the performance of all engineering services for the Public Works Department and for such other departments of the City as may from time to time require such services.

(2) Inspect or supervise the inspection of work involving the construction of streets, sidewalks, curbs, gutters, rights-of-way, drainage facilities, traffic control devices, and all other public improvements.

(3) Serve as the office of records for all maps, plans, plats, profiles, drawings, final estimates, specifications, and copies of contracts which in any way relate to the public improvements and engineering affairs of the City and be custodian of all drawings and documents above-mentioned.

(4) Provide for planning and engineering of flood control facilities, including channels, ditches, open drains, and storm drains which are included in the flood control system or designated by the Public Works Director or City Manager as having a public interest.