1201.06 MISCELLANEOUS IMPROVEMENT STANDARDS.
   (a)   General. Improvement plans shall meet design and construction standards and specifications of these Regulations, the City Engineer and Service Director. Improvements shall be required to be extended, or provisions made for extension, to subdivision boundaries to serve adjoining properties.
   (b)   Curbs and Sidewalks. Standard curb and gutter street sections shall be required in all subdivisions. Residential subdivisions shall include sidewalks. Sidewalks may be required for commercial or industrial development.
   (c)   Easements. Easements ten feet or more wide shall be provided where necessary for sanitary sewers, storm sewers, waterlines, gas mains, electric lines, telephone lines, television cable, etc. When required, easements shall be provided along watercourses, drainage channels or other environmentally sensitive areas. Public or private easements for the use or maintenance of property, improvement or features may be proposed or required.
   (d)   Screening and Buffering. Landscaping, fences, walls, trees, moundings or combinations may be required. No screening and buffering provisions shall be permitted in public street rights-of-way nor shall vehicular sight distance at drives or intersections be impaired.
   (e)   Waterlines and Sanitary Sewers. The design of sanitary sewers, waterlines and associated structures and features shall be in accordance with requirements of the City Engineer, Service Director and these Regulations.
   (f)   Erosion and Sedimentation Control. The erosion and sedimentation control plan shall meet the requirements of the City Engineer and Service Director and follow criteria of the Soil Conservation Service Handbook, “Water Management and Sediment Control for Urbanizing Areas”. The Soil and Water Conservation District may provide assistance with these issues.
   (g)   Blocks. The lengths, widths and shapes of blocks shall be determined with due regard to provision of adequate building sites suitable to the needs of the type of use contemplated, zoning requirements as to lot sizes and dimensions, needs for convenient access, circulation, control and safety of street traffic, and limitations of topography. Irregularly shaped blocks and those with interior parks or open space, may be approved if properly designed and located, and if ownership and maintenance of interior or open areas is resolved. Blocks shall be 400 to 1,600 feet long. Crosswalks or pedestrian easements may be required.
   (h)   Lots. Lots shall have frontage on a public street, provide potential building sites properly related to the topography and character of the land and surrounding area, and meet requirements of these Regulations. Side lot lines shall be substantially at right angles or radian to street centerline. No lot shall have a depth more than three and one-half times its width, as interpreted by the staff.
   (i)   Street Trees. Street trees shall be installed adjacent to public or private streets with the species and spacing to be determined by the Director of Parks and Recreation or his/her designee.
(Ord. 95-36. Passed 6-20-95; Ord. 09-16. Passed 4-21-09.)