Recreational fires may be permitted in approved, non-combustible commercially built containers, measuring no more than 3 feet in diameter and 2 feet tall, raised at least 6 inches off the ground with non-combustible legs and having a non-combustible spark arrestor screen with holes no larger than 1/4 inch. The ground beneath this container shall be clear of combustible material for 10 feet in diameter, and 10 feet away from combustible construction. The material being burned shall be wood only, and shall not include pressure treated lumber. A pre-connected garden hose shall be accessible.