139-541 - Special design standards for guardrails LAST AMENDED 11/23/2021 In addition to the provisions of paragraph (a) of Section 62-651 (Guardrails, gates and other protective barriers), guardrails shall comply with the illustrations provided in either paragraph (a) or (b) of this Section, or shall be of a comparable design which is the minimum modification needed. Where modification is sought, it shall be deemed suitable by the Chairperson of the City Planning Commission in consultation with the Department of Parks and Recreation (DPR). (a) Option 1: vertical bar guardrail (b) Option 2: mesh guardrail All guardrail components and hardware shall be in unpainted stainless steel and shall conform to any additional standards set forth by DPR.