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2. <br />Comment ary: In a iicvcloinnent oriented tcwai^i • yen space, <br />such access is perfectly acceptahic. so tong as an autiM.: '*»nV can <br />reach each unit. Each unit is assnfrtt adequate access. i “ v/i 15 the <br />purpose of requiring the frontage on a street. See the foihiring il­ <br />lustration. <br />Where a dwelling lot is laid ou\ so ihal it lakes access from a com­ <br />mon open space or pedestrian path, the minimum width of a <br />slrccl required in Section 4705 may be substituted by compliance <br />with the following standartls (m the case of patio fioiises. atrium <br />houses, lownhouses. ami weak-link town houses). Where the <br />open space or pedestrian area is at least twenty (20) feet wide, <br />units with no frontage or width may be up to ninety (90) feet from <br />the street right-of-way. Where the open space is less tlian twenty <br />(20) feet wide, th»* units with no frontage may be up to sixty (60) <br />feet from the street right-of-way. For atrium houses and patio <br />houses reached by pedestrian ways five (5) to ten (iO) leet wide, <br />the units may be located up to forty (40) feet Irom a street right- <br />of-way. Sec the following illustration. <br />Commentary: Where units (other than single family) front on <br />common open space, alleys are not essential, since off dot irarking <br />IS more amrrepnate. The distance a lot can he set hack fnmi a <br />street is related to the width of the ffcilestnan access. Only those <br />units that are surrounded hy walls can locate on narrow <br />pedestrian accesses, since the walls afford adilitional/notectum to <br />the access. <br />235