. ANNEX 2 1 Se 0 ERATIONS ORDER. ORDER NO, 5"SAPETY PRECAUTIONS ' : 3 sox 10 | eon20 po?_— HEADQUARTERS "PASK GROUP 7, Ay PROVISIONAL APO 187, c/o Postmaster ?° April 1954, 1600M 1, XEFERENCES; a. Annex A, JTF SEVEN Operations Order No, 3-53, b. Special Bulletin, JTF SEVEN, Subject: "Safety Instructions", dated 19 February 1954. , Os c. ENIWETOK Building Layout, 1" = 400', 2, SITUATION: GENRAL “a, This plan is applicable to + ‘all personel of ‘Task Group Tod, . located on ENIWETOK ISLAND. b. This plan governs ‘preparation for the safety of personnel . and equipment at H-Hour and until the actual detonation plus fifteen . * (15) minutes. . ; . '@, ‘No evacuation of Task Group 7.4 personnel from ENIWETOK will be conducted in preparation for a local detonation, Evacuation — which may become necessary because of post-mission radioactivity is — covered in Task Group 7.4 Operation Plan No. 1-54. . Actions to be taken in the event of high wind or natural, disaster are covered in1 Task Group . 7.4 Operations Plan No. 2-54,.so . ooo wo d. Security of aircraft, equipment, vehicles, materiel and | — organizational areas is a responsibility of owning and/or using or controlling agencies. a e. A nuclear detonation will take place in the ENIWETOK soon Las at a specified time and. location to be announced, It is possible that ~~ ' the shot may be delayed or rescheduled for another day. However, the safety instructions contained herein will apply regardless of ‘the exact firing. £. Possible ‘hazards which must be considered in conjunction with detonations in the local area include: ‘Intense light, heat,. blast, .. high winds, flying debris and minor water wave effects. of these phe- nomena which will occur at time of burst, only intense light will con-" stitute a hazard to personnel, However, the intense light is a serious hazard only to personnel who look’ in the direction of the burst during ee and immediately following H-Hour. Onty sites 1RUBYana FLORA will be used, woe for tests in the ENIWETOK area. | =: . ee 3, MISSION: Qe Insure that necessary -y precautions are.taken to safemard - personnel and equipment, including aircraft from. the effects of nuclear detonations which areconducted in the ENIWETOK area.