“Studies have shown that increased safety features, like sprinklers and fire-resistant materials, have rendered the need for multiple staircases obsolete, and major cities across the country, such as New York and Seattle, now allow for the development of single-stairwell buildings over three stories” https://ktla.com/news/local-news/motion-to-remove-double-staircase-requirement-in-l-a-building-code-adopted/ #housing #LosAngeles