Radiological Safety Regulations CJTF SEVEN No 17. 3.63 The MPLs listed herein are to be regarded as advisory limits for com~ tro) uncer average conditions All readings of surface contarinatim are to be made with Geiger counters, with tube walis not subdstantially in excess of 29 me em: with shield open unieas otherwise speci- fied. The surface of tne prove should be heid one (1) inch to two (2) inches frem the surface that 18 under observation unless other- wise apecsfied. Yor operational purposes the contamination MPLa pre sented below will not be ccnsidered applicable to spotty contamina~ tron provided such areas can be effectively isolated from personnel. a. Personnel and Clezhing MPLs (1) Skir. reading* should not be more than 1.C mr/hr. Complete decontaminaticn ty bathing wiil be utilized for readings in excess of thia levai. if the tcday 19 generally contaminated and especially if contamination is on the eyes or gonads, special efferts should be made tc reduce the centansra’ion level, In general. however, it is not considered profitable to abrade the skin cr epilate the scalp in an att ~ to reduce stubberr contamination below i mr/hr (about 1000 cra Bees radiation exposure to the hands should not exceed 30.0 rep for the operational period, as defined in paragraph 4, above (2) Undereicening and bedy equipment such as the internal surfaces of respirators shculd be reduced ¢+ 2 mr/hr. . (3) Outer clothing should be reduced to 7 ar/hr b. VehicleMPls The interior surfaces cf oceupsed sections of vehicles srculd be reduced to 7 mr/nr The outside, surfaces of vehicles should be reduced to less than 7 mr/hr (sMfiema only) at five (5) or etx (6) incnes from the surface . c. ShipandBoatMPLs (1) It as desired to print cut that the empleyment of tne ships ani units in TG 7 3, irsofar as radiological safety 15 concerned, is not cons:dered routine usage within the purview of NavMed P-1325, "Radiological Safety Regulations" Current revision of NavMed P-1325 indicates that its provis:ens do not apply for epecial operations such as field tests and that for such operations naval personnel wll operate under regulations se: forth by the task force commander as approved by the Chief of Kaval Operations. (2) In general, ships and boats operating in waters near shot sites after shot times may become contaminated. Moritors shall be aboard all such craft operating after shot time, either as passengers or meabers of the crew, until such time as radiological restrictions are lifted. (3) Task group commanders will take necessary action to ensure that personnel of ships and boats are not over-exposed to radiation and that shipe and boats are not contaminated excessively. terion in both cases The cri- 35 that no personne] will be ower-exposed a= defined by paragrapt“Xa, above, except in emergencies or tactica. operations, and that after the operational period no personne) will receive more than 0.3 roentgens per week from contaminated equipment. (4) For ships and boats cperating in contaminated waters, reason able allowances will be made to differentiate between the relative