a ee Pim ee eee Rediolorical Safety CUTF SEVEN No, 3-53 ; The surface RiDEX will be determined by actual survey with Radiation Detection, Indication and Computation (RADIAC) equipment after shot time. The most rapid method of accomplishing surface survey in the early stages will be by helicopter flight in end around the surface of contaminated areas. From the radiation intensities measured at a known altitude, it is possible to obtain an estimate of the radiation dosage rates which * would be encountered on the surface of the ground or water, samples from the lagoon will also be utilized, «ctual water Ground survey will follow these guides to determine definitely the contaminated regions and objects. Formal ground survey of the shot atoll, as feasible, will be accomplished on K plus 1 Day, 36 , The Commander, Joint Task Force SEVEN will: ae Specify the measures necessary to insure the radiological sefety of task force personnel and furnish technical advisory assistance to task group radiological safety officers, b. Inform CINCPAC of radiological hazards which may exist in areas out- side the task force responsibility, ¢, Maintain an information center (RADSAFE OFFICE) with displays of current air and surface radexes, radiological situation maps of atolls | and peripheral aerial and surface areas and such other allied data as may be appropriate, d. arrange for the designation of Desiemmate&/monitors and couriers to accompany redioactive and special cargo shipments on sample”-eturn ‘aircraft, and to monitor loading and i unloading of such cargo, 4, Task Group Commanders wills &. Provide radiological safety units within their task groups and insure that these units are in the required condition of readiness to carry out the radiological safety missions of their respective tesk groups,