Cal. Code Regs. Tit. 19, § 999 - Mortars, Aerial Shells
Shell Size | Inside Length | ||
1.99 inches or less | 8 inches | ||
2 inches | 13 inches | ||
2 ½ inches | 13 inches | ||
3 inches | 15 inches | ||
4 inches | 20 inches | ||
5 inches | 25 inches | ||
6 inches | 30 inches | ||
7 inches | 32 inches | ||
8 inches | 32 inches | ||
10 inches | 40 inches | ||
12 inches | 40 inches | ||
16 inches | 64 inches | ||
24 inches | 96 inches |
Shell Size | Wall Thickness | Inside Length | Base Plug * | |||
Less than | ||||||
2 inches | 1/8 inch | 8 inches | 1 inch | |||
2 inches | ¼ inch | 13 inches | 2 inches | |||
2 ½ inches | 3/8 inch | 13 inches | 3 inches | |||
3 inches | 3/8 inch | 15 inches | 3 inches | |||
4 inches | ½ inch | 20 inches | 3 inches | |||
5 inches | ½ inch | 25 inches | 4 inches | |||
6 inches | ½ inch | 30 inches | 4 inches | |||
7 inches | ¾ inch | 32 inches | 4 inches | |||
8 inches | ¾ inch | 32 inches | 4 inches |
* Sizes for base plugs are nominal.
Shell Size | Wall Thickness | Inside Length | Base Plug * | |||
Less than 2" | 1/8 inch | 10 inches | 1 inch | |||
2 inches | ¼ inch | 13 inches | 2 inches | |||
2 ½ inches | ¼ inch | 13 inches | 3 inches | |||
3 inches | ¼ inch | 15 inches | 3 inches | |||
4 inches | ¼ inch | 20 inches | 3 inches | |||
5 inches | ¼ inch | 25 inches | 4 inches | |||
6 inches | 3/8 inch | 30 inches | 4 inches | |||
7 inches | 3/8 inch | 32 inches | 4 inches | |||
8 inches | 3/8 inch | 32 inches | 6 inches |
* Base plug sizes are nominal.
HDPE Mortars shall not be reloaded for a period of at least one (1) hour after use. All base plugs for HDPE mortars shall be wooden, and securely glued, as well as nailed, screwed, or bolted to the base of the mortar. Base plugs shall be discarded and replaced when damaged. Minor cracks and checks are acceptable.
NOTE: For illustrations of typical mortar racks, troughs and drums, see Diagrams A, B and C following section 1002.
Notes
2. Emergency language repealed by operation of law. Repealer of former section 999 and new section filed 4-14-92; operative 5-14-92 (Register 92, No. 21).
Note: Authority cited: Section 12552, Health and Safety Code. Reference: Section 12552, Health and Safety Code.
2. Emergency language repealed by operation of law. Repealer of former section 999 and new section filed 4-14-92; operative 5-14-92 (Register 92, No. 21).
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