Why do public bathroom doors not reach the floor?

Why don’t public restroom doors extend to the floor? The gap beneath serves practical purposes, enhancing safety and cleanliness, Safety: The space allows quick emergency access, enabling others to check on someone in distress. Cleanliness: It makes cleaning easier, as custodians can slide mops under the doors without opening each stall.This simple design balances accessibility, safety, and hygiene in high-traffic public spaces…