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NYC Building Code

§ 1809.5.2.5 — § 1809.5.2.5

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What is NYC BC § 1809.5.2.5?

Quick Answer

This section outlines requirements for the protection of concrete in shallow foundations, specifying that foundations cannot be placed on frozen soils unless maintained in that condition. It mandates protection from freezing during placement and for at least five days afterward. Applies to building owners involved in foundation construction.

General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.

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1809.5.2.5 Protection of concrete.

BC § 1809.5.2.5

No shallow foundation shall be placed on frozen soils unless the soils are maintained in frozen condition throughout the service life of the structure being supported. No foundation shall be placed in freezing weather unless provision is made to maintain the underlying soil free of frost. Concrete shallow foundations shall be protected from freezing during depositing and for a period of not less than five days thereafter. Water shall not be allowed to flow through the deposited concrete.

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