Deflection of support.
NYC Admin. Code § 27-650
in effect§ 27-650 Deflection of support.
The deflection of members supporting glass panels under the design wind load (measured perpendicular to the plane of the panel) shall not exceed L/175, where L is the span of the supporting member. In no case shall such deflection exceed three-quarters of an inch.
Source: City of New York, Charter, Administrative Code and Rules (American Legal Publishing XML export, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/newyorkcity/latest/NYCadmin/0-0-0-51184Fetched: 10/24/2026
