WAC 212-17-325   Public display -- Discharge site.  (1) The area selected for the discharge of aerial shells shall be so located that the trajectory of the shells will not come within 25 feet (7.6 m) of any overhead object.

     (2) Ground display pieces shall be located at a minimum distance of 75 feet (22.9 m) from spectator viewing areas and parking areas.


Exception: For movable ground pieces, such as wheels, this minimum distance shall be increased to 125 feet (38 m).

     (3) Mortars shall be separated from spectator viewing areas, parking areas and occupied residences by at least 70 feet per inch of internal mortar diameter, except as noted.


MINIMUM RADIUS OF DISPLAY SITE FOR OUTDOOR DISPLAY OF FIREWORKS
Mortar

Sizes 		  Minimum Radius

of Display Site

Under 3 in.		  
140 ft.
3 in.   210 ft.
4 in.   280 ft.
5 in.   350 ft.
6 in.   420 ft.
8 in.   560 ft.
10 in.   700 ft.
12 in.   840 ft.
Over 12 in.     As approved

by local fire

official

     (4) Distances from bulk storage areas of materials that have a flammability, explosive, or toxic hazard shall be twice that required in the table.

     (5) Distances from health care and detention and correctional facilities shall be at least twice the distances specified in the table.

     (6) The potential landing area shall be a large, clear, open area which has been approved by the local fire official.

     (7) Spectators, vehicles, or any readily combustible materials shall not be located within the potential landing area during the display.

     (8) When mortars are positioned vertically, the mortars shall be placed at the approximate center of the display site.

     (9) When aerial shells are to be stored at the discharge site for subsequent loading into mortars during the display, mortars shall be placed at least 1/6, but not more than 1/3, the distance from the center of the display site toward the main spectator area. The mortars shall be angled such that any dud shells will fall at a point approximately equal to the offset of the mortars from the center of the display site but in the opposite direction.



[Statutory Authority: Chapter 70.77 RCW. 90-10-006 (Order 90-02), § 212-17-325, filed 4/19/90, effective 5/20/90. Statutory Authority: RCW 70.77.250 and chapter 48.48 RCW. 82-22-068 (Order FM 82-10), § 212-17-325, filed 11/2/82.]