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Firework Display Information Charts
Minimum fireworks display site radius for outdoor displays
| LARGEST SHELL SIZE |
DISPLAY SITE RADIUS |
| < 3 in. |
140 ft. |
| 3 in. |
210 ft. |
| 4 in. |
280 ft. |
| 5 in. |
350 ft. |
| 6 in. |
420 ft. |
| 7 in. |
490 ft. |
| 8 in. |
640 ft. |
| 10 in. |
700 ft. |
| 12 in. |
840 ft. |
| >12 in. |
AHJ approval |
Minimum mortar tube lengths for shells.
| Mortar ID (in.) |
Single Break |
Double Break |
Up to 4-Break |
| 3 |
15 |
18 |
21 |
| 4 |
20 |
23 |
27 |
| 5 |
24 |
28 |
32 |
| 6 |
28 |
32 |
37 |
| 8 |
34 |
40 |
46 |
| 10 |
40 |
46 |
54 |
| 12 |
46 |
52 |
62 |
Shell Burst Heights.
| Shell (in) |
Size (mm) |
Burst (ft) |
Height (m) |
| 3 |
76 |
400 |
120 |
| 4 |
102 |
500 |
150 |
| 5 |
127 |
600 |
180 |
| 6 |
152 |
700 |
210 |
| 8 |
203 |
900 |
270 |
| 10 |
254 |
1050 |
320 |
| 12 |
305 |
1150 |
350 |
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