Code of Massachusetts Regulations
780 CMR - STATE BOARD OF BUILDING REGULATIONS AND STANDARDS
Chapter 115 - Appendices
Appendix G - Flood-Resistant Construction
Section G1001 - UTILITY AND MISCELLANEOUS GROUP U
Subsection G1001.4 - Enclosures below design flood elevation
Universal Citation: 780 CMR MA Code of Regs G1001.4
Current through Register 1531, September 27, 2024
Fully enclosed areas below the design flood elevation shall be at or above grade on all sides and conform to the following:
1. In flood hazard areas not subject to high-velocity wave action, enclosed areas shall have flood openings to allow for the automatic inflow and outflow of floodwaters.
2. In flood hazard areas subject to high-velocity wave action, enclosed areas shall have walls below the design flood elevation that are designed to break away or collapse from a water load less than that which would occur during the design flood, without causing collapse, displacement or other structural damage to the building or structure.
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