133-234 - Permitted obstructions LAST AMENDED 12/5/2024 The underlying permitted obstructions to height and setback allowances as set forth in Sections 23-41, 24-51 and 33-42 (Permitted Obstructions) shall be modified to allow #energy infrastructure equipment# and #accessory# mechanical equipment on the roof of a #building#, or any other structures supporting such systems, as permitted obstructions, without limitations.