The required interior finish for a special amusement building is classified as what?

The required interior finish for a special amusement building is classified as Class A. This classification is crucial because it indicates the highest level of fire resistance and low flame spread characteristics for interior finish materials. In a public assembly setting like an amusement building, where large crowds gather, it is essential to use materials that minimize the risk of fire and smoke spread, ensuring the safety of all occupants.

Class A materials are required in such facilities to meet safety codes and regulations, which aim to reduce hazards associated with fire incidents. Utilizing Class A finishes helps create a safer environment by ensuring that, in the event of a fire, the spread of flames is significantly hindered and the amount of smoke produced is limited. This can make a critical difference in evacuation scenarios and contribute to public safety during events.