13. The arrival and proposed use of radioactive sources at the Pacific Proving Ground will be reported to the RadSafe Officer of 'G 14. Transportation of radioactive material to and from the for shall be in accordance with AEC regulations for escorted s such material. The assignment of couriers and RadSafe mon be the subject of separate instructions. No radioactive m Shall be removed from the test site except as authorized i mental projects. 15. All samples of radioactive material which are couriered in will be packaged and loaded so as to reduce radiation to a Prior to departure of such aircraft, the RadSafe Officer, have a survey made of the aircraft cargo to determine if a cautions have been taken. and packaging requirements: 7.1. ard area ipment of tors will terial experi- aircraft minimum. G 7.4, will equate pre- The following criteria will det rmine space a. Prior exposure of aircraft crew, courier and passengers b. Anticipated future exposures on trip, considering lengt of trip, compartmental loading requirements and capability to isola e personnel from radioactive material. 16. All air and surface vehicles or craft used in contaminated areas will be checked through the appropriate task jroup decontaminat on section upon return from such areas. 17. The MPLs listed herein are to be regarded as advisory limi trol under average conditions. All readings of surface co s for contamination are to be made with Geiger counters, with tube walls not s in excess of 30 mg/cm with shield open unless otherwise s The surface of the probe should be held one (1) inch to tw from the surface that is under observation unless otherwis For operational purposes the contamination MPLs presented not be considered applicable to spotty contamination provi areas can be effectively isolated from personnel. (2) inches specified. a. Personnel and Clothing MPLs (1) Skin readings should not be more than 1.0 mr/hr. C contamination by bathing will be utilized for readings in this level. If the body is generally contaminated and esp contamination is on the eyes or gonads, special efforts sh to reduce the contamination level. In general, however, i considered profitable to abrade the skin or epilate the sc attempt to reduce stubborn contamination below 1 mr/hr (a cpm). Beta radiation exposure to the hands should not exc for the operational period, as defined in paragraph 4, abo (2) Underclothing and body equipment such as the intern al of respirators should be reduced to 2 mr/hr. 454 surfaces