§ 154.36 CONSTRUCTION OF IMPROVEMENTS.
   (A)   (1)   Before any final plat or minor subdivision is approved by the City Council or recorded, the subdivider shall make and install the applicable improvements listed in division (E) of this section. In lieu of completion prior to final approval, the city shall require a contract secured by a cash deposit, certified check, or bond in an amount and with surety and conditions satisfactory to it, to assure the city that such improvements will actually be constructed and installed according to the approved specifications within one year of final approval. The City Council may, on an annual basis and upon a showing of good cause, agree to an extension of the aforesaid contract for up to a period no longer than one year at a time as to all or any portion of the required improvements.
      (2)   No building permits will be issued for construction within the subdivision prior to the completion of the improvements in divisions (E)(1) through (8) below or prior to the receipt of the security required above so as to assure completion. No occupancy permit will be issued within the subdivision prior to the completion of the improvements in divisions (E)(6) and (7) below.
      (3)   A final plat or minor subdivision shall be exempt from the requirements of division (A)(1) if the improvements are otherwise financed pursuant to the terms of the Workforce Housing Program, which was adopted by the City Council on November 10, 2008.
   (B)   All required improvements shall be made in accordance with good engineering practices and the accepted practices and ordinances of the city.
   (C)   All required improvements shall be approved in writing on the final plat before construction of the improvements is begun. This approval shall be given by the Fire Chief, Manager of Utilities, City Engineer, or by any public officer under whose departments the installation may be affected. Sanitary sewers and water mains shall be approved by the applicable regulatory agencies.
   (D)   All required improvements installed under this section shall be inspected during the course of their construction by the City Engineer. All of the inspection costs shall be paid by the subdivider.
   (E)   The following developer-installed improvements are required:
      (1)   Grading and installation of asphaltic aggregate or other approved base courses of all streets, and installation of concrete curb and gutter.
      (2)   Residential streets must be designed for five-ton axle load and commercial industrial streets for ten-ton axle load.
      (3)   Width of street surface between curbs shall be not less than 36 feet in residential or secondary streets, and 44 feet in through streets.
      (4)   Grading of lots to the extent of being salable and usable.
      (5)   Installation of storm sewers with proper inlets and manholes.
      (6)   Installation of sanitary sewers with proper manholes and sewer service connections to each property line.
      (7)   Installation of water lines including fire hydrants, leads and valves.
      (8)   Permanent reference monuments in the subdivision at all property corners.
      (9)   Public sidewalks along both sides of streets designated as collector and arterial streets.
      (10)   Street trees having a trunk diameter of not less than two inches measured two feet above grade, at least one per lot and at least every 100 feet along all streets, to be installed by the subdivider. Existing trees which meet the standards of this section may be used to satisfy these requirements. Only long-lived shade trees approved by the City Forester shall be planted. Trees shall be placed in accordance with typical layout details on file in the City Engineer's office.
   (F)   Prior to final plat approval by the City Council or recording, the owners of the subdivision shall petition the City Council and the City Council shall order the installation of the following improvements:
      (1)   Surfacing of all streets within the subdivision.
      (2)   Water service.
      (3)   Upon determination of the City Engineer that in order to provide for the orderly and efficient extension of public utilities to property outside of the proposed development, it is necessary to construct the improvements listed in this section of a larger size or greater depth than would be normally required for the development, the following improvements must be petitioned for:
         (a)   Street.
         (b)   Storm sewer.
         (c)   Sanitary sewer.
         (d)   Water.
   (G)   Upon installation of said improvements, costs attributed to the installation will be assessed to the property owner in accordance with the established assessment policy.
(Ord. 989, passed 7-10-06; Am. Ord. 1024, passed 2-9-09; Am. Ord. 1030, passed 11-9-09)   Penalty, see § 154.99