WAC 296-52-69110. Table H-21—Quantity and distance table for separation between magazines

Note: This table applies to the permanent storage of commercial explosives only. It does not apply to: 1. Explosives handling; 2. Explosives transportation; 3. Temporary storage of explosives; 4. Bombs, projectiles, or other heavily encased explosives. Magazines containing detonators and electric detonators must be separated from: (1) Other magazines with similar contents; or (2) Magazines containing explosives. Note: Definitions of barricade including artificial and natural barricade can be found in WAC 296-52-60130 , Definitions. Table H-21 QUANTITY AND DISTANCE TABLE FOR SEPARATION BETWEEN MAGAZINES CONTAINING EXPLOSIVES Separation Distance in Feet Between Magazines Pounds Over Pounds Not Over Not Barricaded Barricaded 2 5 12 6 5 10 16 8 10 20 20 10 20 30 22 11 30 40 24 12 40 50 28 14 50 75 30 15 75 100 32 16 100 125 36 18 125 150 38 19 150 200 42 21 200 250 46 23 250 300 48 24 300 400 54 27 400 500 58 29 500 600 62 31 600 700 64 32 700 800 66 33 800 900 70 35 900 1,000 72 36 1,000 1,200 78 39 1,200 1,400 82 41 1,400 1,600 86 43 1,600 1,800 88 44 1,800 2,000 90 45 2,000 2,500 98 49 2,500 3,000 104 52 3,000 4,000 116 58 4,000 5,000 122 61 5,000 6,000 130 65 6,000 7,000 136 68 7,000 8,000 144 72 8,000 9,000 150 75 9,000 10,000 156 78 10,000 12,000 164 82 12,000 14,000 174 87 14,000 16,000 180 90 16,000 18,000 188 94 18,000 20,000 196 98 20,000 25,000 210 105 25,000 30,000 224 112 30,000 35,000 238 119 35,000 40,000 248 124 40,000 45,000 258 129 45,000 50,000 270 135 50,000 55,000 280 140 55,000 60,000 290 145 60,000 65,000 300 150 65,000 70,000 310 155 70,000 75,000 320 160 75,000 80,000 330 165 80,000 85,000 340 170 85,000 90,000 350 175 90,000 95,000 360 180 95,000 100,000 370 185 100,000 110,000 380 195 110,000 120,000 410 205 120,000 130,000 430 215 130,000 140,000 450 225 140,000 150,000 470 235 150,000 160,000 490 245 160,000 170,000 510 255 170,000 180,000 530 265 180,000 190,000 550 275 190,000 200,000 570 285 200,000 210,000 590 295 210,000 230,000 630 315 230,000 250,000 670 335 250,000 275,000 720 360 275,000 300,000 770 385 QUANTITY AND DISTANCE TABLE FOR SEPARATION BETWEEN MAGAZINES CONTAINING EXPLOSIVES Separation Distance in Feet Between Magazines Pounds Over Pounds Not Over Not Barricaded Barricaded 2 5 12 6 5 10 16 8 10 20 20 10 20 30 22 11 30 40 24 12 40 50 28 14 50 75 30 15 75 100 32 16 100 125 36 18 125 150 38 19 150 200 42 21 200 250 46 23 250 300 48 24 300 400 54 27 400 500 58 29 500 600 62 31 600 700 64 32 700 800 66 33 800 900 70 35 900 1,000 72 36 1,000 1,200 78 39 1,200 1,400 82 41 1,400 1,600 86 43 1,600 1,800 88 44 1,800 2,000 90 45 2,000 2,500 98 49 2,500 3,000 104 52 3,000 4,000 116 58 4,000 5,000 122 61 5,000 6,000 130 65 6,000 7,000 136 68 7,000 8,000 144 72 8,000 9,000 150 75 9,000 10,000 156 78 10,000 12,000 164 82 12,000 14,000 174 87 14,000 16,000 180 90 16,000 18,000 188 94 18,000 20,000 196 98 20,000 25,000 210 105 25,000 30,000 224 112 30,000 35,000 238 119 35,000 40,000 248 124 40,000 45,000 258 129 45,000 50,000 270 135 50,000 55,000 280 140 55,000 60,000 290 145 60,000 65,000 300 150 65,000 70,000 310 155 70,000 75,000 320 160 75,000 80,000 330 165 80,000 85,000 340 170 85,000 90,000 350 175 90,000 95,000 360 180 95,000 100,000 370 185 100,000 110,000 380 195 110,000 120,000 410 205 120,000 130,000 430 215 130,000 140,000 450 225 140,000 150,000 470 235 150,000 160,000 490 245 160,000 170,000 510 255 170,000 180,000 530 265 180,000 190,000 550 275 190,000 200,000 570 285 200,000 210,000 590 295 210,000 230,000 630 315 230,000 250,000 670 335 250,000 275,000 720 360 275,000 300,000 770 385 Note: With site-specific department approval, a stand of mature timber may qualify as a natural barricade. The timber must be dense enough so the area requiring protection cannot be seen from the magazine when the trees are bare of leaves.