143-22 - Special Yard Regulations LAST AMENDED 12/5/2024 The applicable #rear yard# and #rear yard equivalent# regulations shall be modified as follows: (a) Permitted obstructions In any #rear yard# or #rear yard equivalent#, any #building# or portion of a #building# used for #commercial#, #manufacturing#, or #residential uses#, other than dwelling units, shall be a permitted obstruction, provided that the height of such #building# shall not exceed one #story#, excluding #basement#, nor in any event 23 feet above #curb level#. In addition, in M1-5 Districts paired with an R9X District north of Howard Street, in any #rear yard#, any #building# or portion of a #building# used for any permitted non-#residential use#, shall be a permitted obstruction, provided that the height of such #building#, or portion thereof, shall not exceed two #stories#, excluding #basements#, nor in any event 30 feet above #curb level#. Any allowance for other permitted obstructions above a #building# in a #rear yard# or #rear yard equivalent# set forth in Section 43-23, shall be permitted above such modified height limitations. (b) Required #rear yards# For all #uses#, a #rear yard# with a depth of not less than 20 feet shall be provided at every #rear lot line# on any #zoning lot#, except as follows: (1) no #rear yard# shall be required within 100 feet of the point of intersection of two #street lines# intersecting at an angle of 135 degrees or less; (2) whenever a #front lot line# of a #zoning lot# coincides with the #short dimension# of a block#, no #rear yard# shall be required within 100 feet of such #front lot line#; and (3) for shallow interior lots, the provisions of paragraph (b) of Section 23-342 (Rear yard requirements) may be applied. (c) Required #rear yard equivalents# For #buildings#, or portions thereof, containing non-#residential uses#, no #rear yard equivalent# shall be required on any #through lot# or #through lot# portion of a #zoning lot#. For #buildings#, or portions thereof, containing #residential uses#, on any #through lot# that is 110 feet or more in maximum depth from #street# to #street#, a #rear yard equivalent# consisting of an open area with a minimum depth of 40 feet midway, or within 10 feet of being midway, between the two #street lines# upon which such #through lot# fronts, shall be provided. For shallow #interior lots#, the provisions of paragraph (b)(2) of Section 23-344 (Rear yard equivalent requirements) may be applied. (d) Along district boundaries The provisions of 43-30 (Special Provisions Applying Along District Boundaries), shall not apply along the district boundaries of two M1 Districts paired with #Residence Districts#.