Cold-Formed Steel
NYC Building Code § BC 2210
in effectSection BC 2210: Cold-Formed Steel
2210.1 General.
The design of cold-formed carbon and low-alloy steel structural members shall be in accordance with AISI S100. The design of cold-formed stainless-steel structural members shall be in accordance with ASCE 8. Cold-formed steel light-frame construction shall comply with Section 2211. Where required, the seismic design of cold-formed steel structures shall be in accordance with the additional provisions of Section 2210.2.
2210.1.1 Steel decks.
The design and construction of cold-formed steel decks shall be in accordance with this section.
2210.1.1.1 Noncomposite steel floor decks.
Noncomposite steel floor decks shall be permitted to be designed and constructed in accordance with ANSI/SDI-NC.
2210.1.1.2 Steel roof deck.
Steel roof decks shall be permitted to be designed and constructed in accordance with ANSI/SDI-RD.
2210.1.1.3 Composite slabs on steel decks.
Composite slabs of concrete and steel deck shall be permitted to be designed and constructed in accordance with SDI-C.
2210.2 Seismic requirements for cold-formed steel structures.
Where a response modification coefficient, R, in accordance with Table 1613.5, is used for the design of cold-formed steel structures, the structures shall be designed and detailed in accordance with the requirements of AISI S100, ASCE 8, or, for cold-formed steel special-bolted moment frames, AISI S400.
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/0-0-0-181431Fetched: 10/24/2026