The new construction single-staircase building in NYC that I used to live in was metal and concrete framed, fitted with sprinklers throughout, and had double fi

The new construction single-staircase building in NYC that I used to live in was metal and concrete framed, fitted with sprinklers throughout, and had double fire doors separating each apartment from the (all tile/metal/concrete) staircase with little vestibules. It didn’t give me pause in the slightest, really I felt like it was safer from a fire perspective than a typical wood frame single family home, or an older building with a rickety old fire escape.