117-552 - Mandatory sidewalk widening LAST AMENDED 12/5/2024 The sidewalk widening provisions of this Section shall apply to all #developments# or #enlargements# with ground floor #street walls# with a ratio of #floor area# to #lot area# of 3.0 or more. Sidewalk widening accessible to the public must be provided in the locations specified on Map 3 (Sidewalk Widening and Street Wall Location) in Appendix C of this Chapter. Such mandatory sidewalk widening is subject to the design requirements of Section 117-554.