The street pattern of each proposed subdivision shall reflect the general plan of the city and shall be designed in accordance with the following design standards:
(2) Reserve strips controlling the access to streets or other public right-of-way shall not be approved unless such strips are deemed necessary by the city planning commission for the protection of the public welfare of substantial property rights, and in no case unless the control and disposal of the land comprising such strips are placed in the control of the city;
(3) Where the subdivision adjoins unsubdivided land, streets in the subdivision shall ordinarily be extended to the adjacent unsubdivided land as prescribed by the city planning commission to provide access to said unsubdivided land in the event of its future subdivision;
(4) No street name shall be used which duplicates or may be confused with the name of any street existing in the city or any other Los Angeles County city or county street name and all street names shall be approved by the planning commission;
(5) Streets and alleys at their present intersections shall be provided with twenty foot radius turns at property lines in all subdivisions;
(6) The length of cul-de-sac streets in a residential subdivision shall not exceed five hundred feet except that a cul-de-sac of up to six hundred feet in length may be permitted provided that it has frontage of no more than sixteen lots excluding corner lots except in undue hardships where minor variances may be granted;
(7) All streets shall normally intersect as nearly as possible at right angles, and the centerlines of intersecting streets shall be tangents or have a radius greater than six hundred feet for a distance of one hundred feet from their intersection. Streets entering upon opposite sides of any given street shall have their centerlines directly opposite each other or the centerlines shall be offset by at least one hundred fifty feet for all minor residential streets and two hundred feet for all other streets, except in undue hardship where minor variances may be granted;
(8) Entrance from a frontage road to a major thoroughfare shall be designed to assure satisfactory traffic flow and safety;
(9) Curbs shall be concrete vertical type, Standard Detail No. A-1;
(10) Sidewalks shall be unobstructed by utility installations wherever reasonably possible, or by planting, and shall be made of concrete and shall be at least four feet wide, Standard Detail No. A-2;
(11) Grade of streets normally shall not be less than one- half percent and shall not be greater than ten percent for minor streets and seven percent for collector streets;
(12) Excessive fill and cut slopes when necessary in the opinion of the city engineer shall have an easement equal to the cut or fill distance plus ten feet;
(13) Whenever a street shall intersect another street, the maximum grade of either street within an intersection shall be four percent except in undue hardships where minor variances may be granted;
(14) The minimum distance between points of access to a major thoroughfare shall be fifteen hundred feet;
(15) The structural design of the roadbed shall include determination of the thickness of subbases, bases and surfacings to be placed over subsoils, based on standards of the superintendent of streets. In no case shall the thickness of base material be less than six inches nor shall the thickness of asphaltic concrete surfacing be less than two inches.
(Ord. 121 § 400, 1967).