OPERATIONS ORDER NO, 2-54 DECONTAMINATION HEADQUARTERS TASK GROUP 7.4, PROVISIONAL APO 187, c/o Postmaster San Francisco, California 26 February 1954, 1800M 1. MISSION: To provide, operate and maintain facilities for personnel and aircraft decontamination and for personnel dosimetry. PART. 1 AIRCRAFT. DECOMTANMINATION 2. RESPONSIBILITIES: a. b. c. Test Support Unit: (1) Provide primary aircraft decontamination facilities on (2) furnish necessary supplies and equipment to decontaminate (3) Be prepared to assist TG 7.3 in the decontamination of ENIWETOK ISLAND. all affected Air Force aircraft, Navy aircraft. Test Aircraft Unit: (1) Furnish representatives from communications to advise (2) Furnish ground crew members to assist in washing dow organizational aircraft, the decontamination officer concerning any communications equipment involved in the washdown of affected aircraft, Test Services Unit: (1) In the event of an accidental contamination, furnish re- presentatives of commumications end ground crews of the affected aircraft to csaist in denont isination opcratiuns, 3. PROCEDURES: Procedures to be followed are listed below in chronological sequence of execution. These procedures will be thoroughly rehearsed,. , ‘a. On D-Day, sampler F-84's, WB-29 and FB-36 will be parked in designated "hot" decay areas, b. All other aircraft will be checked upon landing for evidence of radiological contamination, If an aircraft is contaminated, above 25 mr/hr, it will be isolated and posted. c. The Sampler FB-36's will be parked, one on the decontamination pad and onc on tho turn around pad, and checked for radiation intensities by the samo monitor used in a, and b, above, TASK GROUP 7.4 OPRS ORDER NO, 2-54 ANNEX "Nt Ne2