A. Streets And Alleys: All streets and alleys within the subdivision shall be graded, drained and surfaced to cross sections, grades, standards and profiles approved by the city engineer. Where there are existing streets adjacent to the subdivision, proposed streets shall be fully improved to the intercepting paving line of such existing streets. Temporary dead-end streets serving more than four (4) lots shall be provided a graded and asphalt surfaced temporary turning circle. Adequate permanent culverts and bridges at all points within the subdivision where watercourses are crossed by streets or alleys shall be constructed, such construction to be in conformity with the specifications of the city engineer for such structures, and such structures shall be constructed to the full width of the dedicated street or alley.
B. Curbs: Curbs shall be portland cement concrete. Curbs and gutters and valley gutters shall have minimum widths of eighteen inches (18"). The minimum curb return radius shall be five feet (5').
C. Sidewalks: Sidewalks shall be surfaced with concrete or other approved materials. Asphalt or asphalt-concrete shall not be used for sidewalk surfacing. Pedestrian walkways or sidewalks shall conform to the following minimum width requirements:
1. Residential areas, local streets within subdivisions, four feet (4');
2. Collector streets in residential neighborhoods, five feet (5');
3. Commercial areas, without parking meters, six feet (6');
4. Commercial areas, with parking meters, seven feet (7').
D. Pedestrianways: Portland cement concrete or approved paving of walks shall be constructed to a width, line and grade approved by the city engineer. Fencing on both sides with a four foot (4') maintenance free fence with posts set in concrete may be required.
E. Street Name Signs: Street name signs shall have been installed at all street intersections by the time the street pavement is ready for use. Design, construction, location and installation shall conform to approved city standards.
F. Storm Drainage: The design and construction of public streets and alleys, and the grading of private properties, shall provide for adequate disposal of storm waters. Existing major drainage courses shall be maintained and dedicated as public drainageways. The type, extent, location and capacity of drainage facilities shall be planned by subdivider's engineer and approved by the city engineer. Storm and surface water drainpipes and mains shall be installed to the grade and in the locations and to the depth and of the materials shown on plans and specifications approved by the city engineer, together with catch basins, to provide discharge from the same in a manner and at a place to be approved by the city engineer.
G. Sanitary Sewerage: Public sanitary sewers shall be installed in all subdivisions which are accessible to an existing or planned and programmed public sewer system, as determined by the city engineer. Sewers shall be constructed to plans, profiles and specifications approved by the division of environmental protection and the city engineer. The subdivider shall install to the grade and in the locations and to the depth and of the materials shown on the plans and specifications approved by the city engineer, sanitary sewer mains with connections therefrom to each lot in such subdivision, such mains to be connected to the sewer system of the city at a point to be specified by the city engineer. All necessary manholes shall be installed in connection with the installation of sanitary sewer mains, such holes to be installed at the points and in the manner and according to the specifications approved by the city engineer.
H. Water Supply: Each lot shall be supplied with safe, pure and potable water in sufficient volume and pressure for domestic use and fire protection, in accordance with approved city standards. The subdivider shall install to grade all water mains and lines of the materials shown on plans and specifications approved by the city engineer, connections from such mains and lines to be installed to each lot in such subdivision. Maps and plats shall show locations of shutoff valves to each block and lot. All proposed water systems shall connect to the city system.
I. Fire Hydrants: Fire hydrants shall be installed in all subdivisions in accordance with approved city standards as set by the fire department.
J. Power, Communications And Gas Utilities: All electrical distribution facilities shall be installed underground, except in unusual situations involving short extensions of overhead facilities existing on abutting subdivisions wherein such extensions may be approved by the city council.
K. Monuments: Permanent monuments shall be installed in accordance with approved city standards at all corners, angle points, points of curve and at all street intersections. After all improvements have been installed, the subdivider shall have a registered land surveyor check the location of monuments and certify their accuracy. Monuments shall be set at intermediate points of approximately one thousand feet (1,000') or at such lesser distances as may be necessary by reason of topography or culture to ensure accuracy in the reestablishment of any point or line without unreasonable difficulty. All monuments shall be permanently and visibly marked with the registration or license number of the registered land surveyor under whose supervision the survey was made, and a description of such monument shall be shown on the final map.
The subdivider shall set monuments at street intersections and at the beginning and ending of each curve unless the intersection of tangents of such center line falls within the street right of way, in which event the city engineer may permit the subdivider to establish a monument at such intersection in lieu of monuments at the beginning and end of curve.
L. Lot Corner Stakings: Five-eighths inch (5/8") reinforcing steel shall be set at all corners, angle points and points of curve for each subdivision lot prior to recordation of the plat.
M. Street Lighting: Street lighting shall be required on all streets within the subdivision and shall be placed at locations designated by the city engineer and to the specifications with respect to materials, design and construction as set forth by the city engineer. The subdivider will bear all costs relating to the purchase and placement of the street lights. (Prior Code § 18A-23)