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What is NYC BC § 1810.7.4?

Quick Answer

This section mandates that pile caps supported by deep foundations, which penetrate less than 10 feet below cutoff or ground level, must be braced against lateral movement. The bracing can involve connections to deeper pile caps. The statute specifies limits on the percentage of shallow foundations allowed. 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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1810.7.4 Bracing of short deep foundations.

BC § 1810.7.4

All pile caps supported by deep foundations that penetrate less than 10 feet (3048 mm) below cutoff level or less than 10 feet (3048 mm) below ground level shall be braced against lateral movement. Such bracing may consist of connection to other pile caps that encompass deep foundations embedded more than 10 feet (3048 mm) below those levels. The heads of the deep foundations shall be fixed in the cap. In no case shall more than fifty percent of the deep foundations in the foundation of any building penetrate less than 10 feet (3048 mm) below cut-off level or less than 10 feet (3048 mm) below ground level. Exception: The requirements of this section shall not apply to caisson piles.

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