§ 152.40 REQUIRED IMPROVEMENTS.
   Prior to the approval of a final plat, the subdivider shall have agreed in the manner set forth below to install, in conformity with construction plans, approved by the City Engineer, and in conformity with all applicable standards and city code provisions, the following improvements on the site.
   (A)   Monuments. Monuments of a permanent character shall be placed at each corner or angle on the outside boundary of the subdivision. Pipes or steel rods shall be placed at each corner of each lot and at each intersection of street centerlines.
   (B)   Streets and alleys. All streets and alleys shall be graded to their full width except in areas where tree cover and topography can and should be preserved. All streets and alleys shall have an adequate sub-base, and shall be improved with an all-weather permanent surface in accordance with city design standards.
   (C)   Curb and gutter. Permanent curb and gutter shall be installed on both sides of each improved street dedicated in the plat.
   (D)   Water supply.
      (1)   When a proposed subdivision is located adjacent to or reasonably near the existing service area of a public water system, water lines shall be extended and service connections shall be stubbed into the property line of each lot. Fire hydrants shall also be provided.
      (2)   In areas where it is impractical to provide public water service, individual wells or approved private community systems shall be provided on each lot or grouping of lots, properly placed in relationship to the individual sewer disposal facilities on the same and adjoining lots. Well location and construction must meet approved state health standards.
   (E)   Sewage disposal.
      (1)   Sanitary sewer mains and service connections shall be installed to service all lots less than five acres in size and shall be connected to the public system.
      (2)   In areas being platted with lots five acres or larger in size, individual on-site sewage disposal facilities shall be provided on each lot, properly located with reference to the wells on the same and adjoining lots.
      (3)   The on-site disposal facilities shall meet approved state health standards.
   (F)   Storm drainage. A system that will adequately take care of the surface water runoff within the subdivision shall be provided, including storm sewers, drain inlets, manholes, culverts and the like.
   (G)   Street signs. Street signs of a standard design approved by the Council shall be installed at each street intersection.
   (H)   Public utilities. All utility lines for telephone and electrical services shall be placed underground.
   (I)   Street lighting. Street lighting shall be required in all subdivisions, and plans shall be approved by the Council.
   (J)   Pedestrian ways. All walkways adjacent to streets or otherwise defined by easement shall be improved to adequately accommodate pedestrian traffic.
(1989 Code, § 12.07, Subd. 1)