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Helping to bring DOB leadership and the industry together to further understand important code changes is one of our favorite ways to contribute to our business.
NYC’s 2022 Chapter 33 Construction Code Revisions – BC 3308 – Unenclosed Perimeter Protection
The revised code makes clearer that typical vertical and horizontal netting, as well as guardrails, do not require an application submission and permit from DOB.
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NYC’s 2022 Chapter 33 Construction Code Revisions – BC 3305 – Material Placement and Installation
A new section has been added to the code related to the landing and placement of loads on open web steel joists.
NYC’s 2022 Chapter 33 Construction Code Revisions – BC 3306 – Demolition
The existing code sections pertaining to exterior demolition safety zones, required to mitigate material/debris fall hazards to the public, have been revised and include several exceptions.
NYC’s 2022 Chapter 33 Construction Code Revisions – BC 3304.12 – Slurry
The existing code section on use of slurry (bentonite or other) to support an excavation (drilled uncased shafts) has been revised, more for clarity than anything else.
NYC’s 2022 Chapter 33 Construction Code Revisions – BC 3304.7 – Access to Excavations
The existing code required at least one means of egress from general open-cut excavations. The revision incorporates the OSHA requirement for multiple means of ingress/egress for trenches (trench definition: 4 feet or greater in depth and 15 feet or less in width) greater than 25 feet in length.
NYC’s 2022 Chapter 33 Construction Code Revisions – BC 3304.4.4 – Guardrail System
A common-sense guardrail exemption has been added to the revised code, allowing an adequate cover to be used in lieu of guardrails for wells, pits, shafts, or similar excavation.
NYC’s 2022 Chapter 33 Construction Code Revisions – BC 3304.4.1 Support of Excavation Construction Documents
The existing code allowed any registered design professional to prepare support of excavation drawings. The revised code allows only a registered professional engineer to prepare support of excavation drawings where the excavation will be carried to depth greater than 20 feet.
NYC’s 2022 Chapter 33 Construction Code Revisions – BC 3303.16 Worker Sheds, Contractor Sheds, and Similar Structures
The revised code now requires the installation of smoke detectors and wet sprinklers or dry chemical extinguishers (commonly used today) and compliance with egress requirements of Chapter 10, as they relate to door width and travel distance.