Chapter 16.24 — DESIGN STANDARDS AND IMPROVEMENTS

Every proposed subdivision shall conform to the requirements set forth in this chapter. The city planning commission or the city council may grant any variation in the requirements of this chapter only where it is shown that compliance therewith is impractical. (Prior code § 21.13)

All road rights-of-way shall be 60 feet in width except where the planning commission shall require a wider width. (Prior code § 21.14)

Blind streets shall not serve more than 16 lots and shall be not less than 60 feet in width. All blind streets shall terminate in a circular end having a minimum diameter of 84 feet, unless the planning commission approves a "T" or "Y" shaped space in lieu of required turning circle. (Prior code § 21.15)

The grades on any streets shall be approved by the city engineer. (Prior code § 21.16)

Street intersections shall be as nearly at right angles as practicable:

• A. At street or alley intersections, property line corners shall be rounded by an arc, the minimum radius of which shall be 15 feet, respectively. In business districts a chord may be substituted for such an arc.

• B. Street curb intersections shall be rounded by radii of at least 10 feet.

• C. The above minimum radii for property line and curbs shall be increased when the smallest angle of intersection is less than 70 degrees.

• D. The minimum radii of curvature on centerline of thoroughfare streets shall be 500 feet, and of all other streets shall be 200 feet, and there shall be a tangent between all reversed curves at least 150 feet in length on all streets.

• E. Clear visibility, measured along the centerline, shall be provided for at least 200 feet on all streets.

(Prior code § 21.17)

Private streets, alleys or ways shall not be platted or laid out except with the approval and consent of the planning commission and the city council and then only on conditions which guarantee the construction of necessary local improvements and continued maintenance thereof. (Prior code § 21.18)

Street layout shall be designed to provide for future access to and not impose undue hardship upon property adjoining the subdivision.

Reserve strips at the end of streets or at the boundaries of subdivisions shall be deeded unconditionally to the city. (Prior code § 21.19)

Alleys shall be required in all business and industrial districts. In residential districts alleys shall be optional. Minimum width of alleys shall be 20 feet with 20 foot roadways. (Prior code § 21.20)

The width of blocks shall be sufficient to allow two tiers of lots of appropriate depth. Blocks shall not exceed 1,200 feet in length.

(Prior code § 21.21)

Areas and dimensions of all lots for residential use shall conform to the requirements of the land use district in which the particular lots are located. (Prior code § 21.22)

Every lot shall abut on a street. (Prior code § 21.23)

Reversed frontage or key lots shall be avoided whenever possible. (Prior code § 21.24)

Lot lines shall be approximately at right angles to the street line on which the lot faces, unless otherwise approved by the planning commission. (Prior code § 21.25)

Easements at least 10 feet wide shall be provided for storm and sanitary uses and other utilities across or along the rear or side lines of lots where designated by the city engineer. (Prior code § 21.26)

In all subdivisions the thoroughfares, streets, alleys, easements and lots shall be laid out to provide for approved sewer, drainage, street lighting facilities, TV cables and telephone lines and poles. All streets shall be graded to the full extent and improved to approved grade. The street grading and improvements shall include necessary paving, curbs, sidewalks, catch basins, pipes, culverts, gutters, gutter bridges, storm drains and sanitary sewers. Lighting facilities shall include approved lighting standards, interconnecting conduits and cables, service connections and all appurtenances necessary for a complete street lighting system. (Prior code § 21.27)

Proper provision shall be given to the allocation of suitable areas for schools, parks and playgrounds to be dedicated for public use, or reserved for the common use of all property owners within the proposed subdivision by covenant in the deeds. (Prior code § 21.28)

The subdivider shall be required to provide and install adequate fire hydrants for the area proposed to be subdivided in accordance with city specifications.

(Prior code § 21.29)

The city may impose a requirement that the subdivider shall install improvements for the benefit of the subdivision that contain supplemental size, capacity, number or length for the benefit of property not within the subdivision, and in that event said improvement or improvements shall be dedicated to the public.

(Prior code § 21.29.1)