§ 909.08 REQUIRED IMPROVEMENTS.
   The subdivider-developer shall be required to provide the following improvements for residential subdivisions unless the City Council elects to do so under special assessments.
   (A)   Monuments.
      (1)   Steel monuments shall be placed as described according to M.S. Ch. 505, as it may be amended from time to time, at all lot corners, block corners, angle points or curves in streets and at intermediate points as shown on the final plat and shall be the subdivider’s responsibility and at his or her expense. All federal, state, county, other official benchmarks, monuments or triangulation stations in or adjacent to the property shall be preserved in precise position.
      (2)   Said steel monuments shall be placed as so they are within six inches from final elevation at the above referenced corners and points within one year of final acceptance of said final street grades.
   (B)   Streets.
      (1)   Grading. Streets shall be graded to the full width of the right-of-way in accordance with street grades submitted to and approved by the City Engineer. All street grading and gravel base construction shall be in accordance with specifications on file in the City Engineer’s office. Grading shall be complete prior to installation of applicable underground utilities, either private or public in nature. Gravel base construction shall be undertaken after completion of the installation of underground utilities.
      (2)   Surfacing. Following the City Engineer’s approval of street grading and after utility installation, streets shall be surfaced and provided with concrete curbs and gutters where required in accordance with the latest recommended plans and specifications prepared by the City Engineer and approved by the City Council.
   (C)   Sidewalks and driveways. Sidewalks shall be installed along all thoroughfares and collector streets and other streets except if determined by appropriate city staff, Planning Commission and City Council that their purpose is not required. Driveways shall be constructed from the curb and gutter to the property line or property side of sidewalks. In cases where driveways are constructed after curbing and sidewalk are in place, the sidewalk shall be reconstructed in accordance with driveway specifications to the width of the driveway.
   (D)   Utilities.
      (1)   Sanitary sewer. Sanitary sewer facilities adequate to serve the subdivision shall be installed in accordance with the latest plans and specifications of the City Engineer and shall meet the requirements of the master plan for water main extensions of the municipality. All new construction shall be connected to the municipal water system.
      (2)   Storm water facility. Storm sewer and/or other surface drainage facilities shall be installed as determined to be necessary by the City Engineer for the proper drainage of surface waters.
   (E)   Specifications and inspections. Unless otherwise stated, all required improvements shall conform to engineering standards and specifications as required by the City Council. Such improvements shall be subject of inspection and approval by, and shall be made in sequence as determined by, the City Engineer.