P-385-63 Range Safety Pamphlet Download

Table 4–15 Surface danger zone data for M973 Ball and M974 Tracer 7.62mm short range training ammunition 1,2 Altitude (ft) Impact media Distance X (m) Distance Y (m) Distance W (m) Area A 3 (m) Area B (m) Angle P 4 (deg) Angle Q (deg) Ricochet vertical hazard (m) 0 Earth Steel 540 540 500 500 105 30 100 100 NR NR 38 10 45 20 178 178 1,000 Earth Steel 565 565 520 520 110 32 100 100 NR NR 38 10 45 20 184 184 2,000 Earth Steel 590 590 540 540 115 34 100 100 NR NR 38 10 45 20 190 190 3,000 Earth Steel 615 615 560 560 120 36 100 100 NR NR 38 10 45 20 196 196 4,000 Earth Steel 640 640 580 580 125 38 100 100 NR NR 38 10 45 20 202 202 5,000 Earth Steel 665 665 600 600 130 40 100 100 NR NR 38 10 45 20 208 208 6,000 Earth Steel 690 690 620 620 135 42 100 100 NR NR 38 10 45 20 214 214 7,000 Earth Steel 715 715 640 640 140 44 100 100 NR NR 38 10 45 20 220 220 Legend for Table 4-15: NR=not required Notes: 1 For SDZ construction use figure 4–3, with the following change: Dispersion, use a dispersion angle of 12 degrees. 2 Single hearing protection should be worn by all personnel within 24m when M973 Ball and/or M974 Tracer ammunition is being fired. 3 Area A applies to cone SDZ only. 4 To correct for cross wind, dispersion angle is increased by 0.8 degree per m/s or 0.4 degree per knot of cross wind, measured perpendicular to the line of fire t. Table 4–16 contains SDZ data for MK 248 MOD 0 .300 caliber Winchester Magnum small arms direct-fire ammunition. Table 4–16 Surface danger zone data for MK 248 MOD 0 .300 Winchester Magnum small arms direct-fire ammunition 1 Altitude Impact Distance X 2 Distance Y Distance W Area A 3 Area B Angle P 4 Angle Q Ricochet (ft) media (m) (m) (m) (m) (m) (deg) (deg) vertical hazard (m) 0 Earth Armor 5,919 5,919 4,200 2,300 390 180 100 100 NR NR 40.00 28.00 10.00 12.00 322 128 1,000 Earth Armor 6,078 6,078 4,336 2,358 399 187 100 100 NR NR 40.45 27.75 10.30 12.15 340 138 2,000 Earth Armor 6,242 6,242 4,472 2,416 408 194 100 100 NR NR 40.90 27.50 10.60 12.30 358 150 3,000 Earth Armor 6,411 6,411 4,608 2,474 417 201 100 100 NR NR 41.35 27.25 10.90 12.45 382 160 4,000 Earth Armor 6,584 6,584 4,744 2,532 426 208 100 100 NR NR 41.80 27.00 11.20 12.60 410 165 5,000 Earth Armor 6,763 6,763 4,880 2,590 435 215 100 100 NR NR 42.25 26.75 11.50 12.75 433 180 6,000 Earth Armor 6,947 6,947 5,016 2,648 444 222 100 100 NR NR 42.70 26.50 11.80 12.90 457 194 41 DA PAM 385–63 • 16 April 2014