137.02 DUTIES.
   (a)    The City Engineer shall have charge of all the engineering and surveying instruments belonging to the City and all public maps, charts, drafts, plans, profiles, surveys, books and papers pertaining to his office. He shall cause the same to be correctly recorded in suitable books, provided at the expense of the City, which, together with the field notes of all surveys, shall be carefully preserved in his office as the property of the City.
    (b)    The City Engineer shall make surveys of all streets, sidewalks, alleys, lanes, market spaces, public grounds, sewers and drains of the City; calculate and ascertain the grade lines and levels thereof; and execute and record such plans, charts, profiles, drafts, estimates and calculations as shall be necessary for a complete record and history thereof, and of the changes and improvements made therein from time to time. In making such surveys, the City Engineer shall be guided and governed so far as practicable by the recognized landmarks and records in existence. The City Engineer shall make surveys, plans, drafts and estimates of the public works and improvements as may be required of him by Council or any committee of Council, or by the Mayor or Law Director for prosecuting or defending any action in which the City is interested. He shall superintend all public works and improvements and see that the same are properly made.
   (c)   The City Engineer shall report to Council all intrusions over the line of any street, alley or public ground by a building or fence or other structure which shall come to his knowledge. He shall take cognizance of new buildings being erected on the line of any street, alley or public ground, and ascertain whether or not such buildings encroach upon any of the streets, alleys or public grounds. The City Engineer shall report immediately to Council all cases of such encroachment.
(1964 Code §205.40-205.42)