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STONEMAN II TEST OF RECLAMATION PERFORMANCE. VOLUME III. PERFORMANCE CHARACTERISTICS OF DRY DECONTAMINATION PROCEDURES

Technical Report ·
OSTI ID:4168580
The basic decontamination procedures such as firehosing, motorized flushing, and scrubbing evaluated during the field test conducted at Camp Stoneman in 1956 required the use of large quantities of water. Since it was recognized that in many situations adequate water supplies will not be available for use in large scale decontamination operations, and under emergency conditions water systems may be damaged or otherwise depleted. it appeared desirable to develop and/or exploit decontamination methods that do not require the use of water. A series of tests was therefore conducted to develop and evaluate new reclamation techniques for land targets with emphasis on waterless decon tamination methods. The tests conducted were limited to the evaluation on asphaltic concrete and portland cement concrete. Usirg synthetic fall-out to simulate dry fall-out from nuclear weapons detonated on a land surface, effectiveness and rate of removal data were obtained for the evaluation of three procedures for waterless decontamination of large paved areas, namely motorized sweeping. vacuumized sweeping, and air broom sweeping. The highest degree of effectiveness was obtained with the air broom and the highest rate of removal was obtained with motonized sweeping using the Wayne 450. However. the removal of heavy deposits by the air broom produces a large dust cloud and the procedure could probably be used only when the situation is such that contamination of downwind areas can be tolerated. A mathematical model. based upon theoretical considerations. has been developed for the comparative evaluation of decontamination mathods. Using this model it is possible to accurately evaluate dry decontamination methods and to predict the effect of various environmental parameters. (auth)
Research Organization:
Naval Radiological Defense Lab., San Francisco
NSA Number:
NSA-14-014965
OSTI ID:
4168580
Report Number(s):
USNRDL-TR-336
Country of Publication:
Country unknown/Code not available
Language:
English