AUTHOR=Rusnak Cameron R. , Elfass Sherif A. , Rivas Allen J. TITLE=Experimental and fragility analysis of threaded cast iron pipe fittings utilized in a fire suppression system JOURNAL=Frontiers in Built Environment VOLUME=Volume 11 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/built-environment/articles/10.3389/fbuil.2025.1565894 DOI=10.3389/fbuil.2025.1565894 ISSN=2297-3362