Safety SAFETY RULES FOR US STRATEGIC

Aircraft. Compliance with this Memorandum is mandatory. To the extent its direction is inconsistent with other Air Force publications, the information herein prevails, in accordance with AFI 33-360, Publications and Forms Management. Add the following paragraphs: 5.7. Unimpeded fragment throw between conventional general purpose bombs and nuclear weapons is a significant concern. 5.7.1. Ensure a minimum unimpeded line-of-sight (See AFMAN91-201 Para. 12.21.1.1.1) separation distance of 850 feet between nuclear weapons and conventional general purpose bombs. Munitions in transit are exempt. If a separation of 850 feet cannot be maintained, place significant barricades (such as Massive Modular Blocks) to prevent free-field fragment impact to nuclear weapon(s) and ensure fragment velocities are below weapon threshold levels as defined by Air Force Safety Center. This memorandum becomes void after one-year has elapsed from the date of this memorandum, or upon publication of an Interim Change or rewrite of the affected publication, whichever is earlier