66-232 - Special open space, lot coverage and yard modifications LAST AMENDED 12/5/2024 The #open space#, #lot coverage# and #yard# modifications of this Section shall apply as follows. (a) Permitted obstructions (1) #Easement volumes# in all zoning districts Any portion of an #easement volume# shall be considered a permitted obstruction within a required #open space#, #yards#, #rear yard equivalent#, or #court# pursuant to the regulations of this Resolution. Any #easement volume#, including any #use# or structure therein, shall be located at least 20 feet from any #legally required window# at the same level on the #zoning lot#. (2) Non-residential uses in #Commercial# or #Manufacturing Districts# Any #building# or portion of a #building# used for any permitted #commercial# or #community facility uses#, up to two #stories#, excluding #basements#, or 30 feet above #curb level#, whichever is less, shall be considered a permitted obstruction in any #rear yard# or #rear yard equivalent# of a #zoning lot# with an #easement volume# serving an #above-grade mass transit station#. Any portion of a #building# containing residences or rooms used for living or sleeping purposes (other than a room in a hospital used for the care or treatment of patients, or #joint living-work quarters for artists#) shall not be a permitted obstruction. (b) Special #lot coverage# modifications in certain districts The underlying #lot coverage# provisions shall apply except any #easement volume#, or portion thereof, that is open to the sky shall not be included in #lot coverage#.