In designing and aligning streets within the subdivision, consideration shall be given to the previously established street and highway network contiguous to the proposed subdivision, the effect of the extension of said streets and alignment thereof in undeveloped land surrounding the subdivision, provision for uniformity of street widths, and for the total program of properly relating street alignments and street names. Preservation of the privacy and safety of streets in residential areas shall be encouraged by the minimizing of through traffic in such areas. The number of intersections on through streets and highways shall be reduced to a minimum consistent with the basic needs of ingress and egress while ensuring adequate access to all areas. Intersections shall be so designed to provide for the greatest safety, both for pedestrians and motorists. Provision shall be made for assuring adequate light, air and privacy on all parcels of property, regardless of the land use. The trees, topography and other natural cover of the land shall be respected, and streets shall be designed so as to prevent excessive grading and scarring of the landscape. In the coastal zone, as defined in Public Resources Code Section 30103, the design and alignment of streets shall be consistent with the provisions of the certified local coastal program. (Ord. 3153 § 2 (Exh. C), 2010; Ord. 2100 § 1, 1985; Ord. 1369, 1971; prior code § 28.104(2)).