Which set of features is typically required for fire safety in new residential construction?

• A. Emergency lighting only.
• B. Fire sprinklers in every room.
• C. Fire alarms and bells are optional.
• D. Smoke detectors, carbon monoxide detectors, proper egress, fire-rated walls in certain assemblies, and safe separation of living areas from attached structures.

Answer: (D)

Fire safety in new homes centers on giving occupants early warning, a safe way out, and barriers to slow fire spread. Smoke detectors provide early detection of smoke so people can evacuate promptly. Carbon monoxide detectors protect occupants from dangerous gas produced by furnaces and appliances. Proper egress means clear, accessible exit routes and entrances that are usable by everyone in an emergency. Fire-rated walls and assemblies help compartmentalize the building, slowing the spread of fire and increasing the time available to escape. Safe separation of living areas from attached structures reduces the chance that a fire in one part or in an attached space (like a garage) quickly spreads to the living spaces. Taken together, these elements form the typical fire-safety package required for new residential construction.

Emergency lighting alone doesn’t provide detection or a reliable exit path; sprinklers in every room are not universally required in typical new-home codes; and treating fire alarms as optional ignores the essential function of timely notification.