HEADQUARTERS TASK GROUP 7,2 JOINT TASK FORCE SEVEN: APO 187 c/c PU, San Francisco, Calif. 23 February 1954 fe eye MUcl(CaK wus ne RG.374% De LELORANDUL: Location FOR: See Distribution awne A1/74 Access o.@/] Box 7 ee older fet Mistery [asts cas, 2% feb- > mar. /9S4) RADLOLCGICAL SAFDTY OUTTOR PROCEDURES Fevenament 1. RESCISSION: “SOP No. 56-10, this headquarters, subject as above, dtd 8 Se;ept52 ° 2. GENERAL: a. To facilitate operaticns in radiologically contaminated areas, well trained radiclogical safety monitors are required as key personnel for the purpose of: in the area. 3. (1) Surveying or monitoring the ares for radioactivity. (2) Marking contaminated regions and objects. (3) Controlling operations, traffic and personnel with- HONTCOREING: a. General: The monitoring process involves locating the contamination b: mzan3 of suitzble instruments which indicate the residu2_ radioactivity in terms of the rediation intensity or Coss rate. Evai- uation and interpretation of survey data will be performed by unit Radsafe Officers assisted by the Task Group Radsafe Officer. The 10 milliroentgen per hour (nr/hr) isodose line (line ebout an area or object representing 10 ar/hr intensity) is used to delineate ths contamination area. Such hazardous areas or objects are to be marked with standard markers or placed under guard. b. Procedure: To obtain best results on a radiological survey, monitors vill follo: the following procedure: (1) Cheek instruacnts (sco peragreph 5). DNA (2) While surveying, carry instrument or probe at arms

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