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From mass masonry to veneer: The evolution of cavity wall design

Construction Specifier

Cavity ties include horizontal metal truss reinforcing spaced every third CMU course, and relieving angles are located at each floor with fabric flashing and weep holes above. 3 For more information, see the 2022 New York City Building Code, Chapter 2. 9 See the 2022 New York City Building Code, Chapter 21.

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