No water line, sewer line or stormwater pipe shall be covered until it has been inspected by the city. The developer or contractor shall provide at least twenty four (24) hours' notice to the city of the need for inspection (weekends and legal holidays excepted). The developer shall submit as built plans and certification by the developer's engineer within ninety (90) days of completion of the project. (Ord. 670, 5-13-1997)