P-385-63 Range Safety Pamphlet Download
Page 116 of 251
Figure 8–13. Surface danger zones for firing M82 grenades using standard 66mm launchers on armored vehicles 8–7. Close support of ground personnel a. Firing over the heads of unprotected personnel by tank and fighting vehicle main guns is prohibited. b. Tank/fighting vehicle weapons systems may be used to provide flanking fire if unprotected personnel remain out of the SDZ. c. Only personnel wearing approved single hearing protection will be allowed within 140 decibels peak (dBP) level contour zones during tank/fighting vehicle main gun firings. d. Nonparticipating personnel will be restricted from areas 10 m to the sides and from all areas forward of tanks/ fighting vehicles. 8–8. Weapons effect signature simulator Personnel within 25 m of the weapons effect signature simulator will wear approved single hearing protection. Eye protection will be worn. 8–9. Hazardous impulse noise exposure a. The driver’s hatch must be closed tight at all times when the main weapon is fired. Exposure limits and contour distances to hazardous impulse noise in excess of 140 dBP from various 105mm and 120mm tank cannon cartridges are based on health hazard assessment reports. Tables 8–19 and 8–20 list exposure limits for tank/fighting vehicle main gun firings. b. Do not allow tank/fighting vehicle crew examiners or other personnel on the outside of a firing tank/fighting vehicle. 104 DA PAM 385–63 • 16 April 2014