CONTENTS FOREWORD -------------------- 2-2-2 r one ree nee ere ee 4 ABSTRACT- --------------- 2-22-22 ee ne ene ee eee eee eee ee 5 PREFACE- - ---------------- 2-2-2 tenn rn er errr reer nee 6 CHAPTER 1 INTRODUCTION--------------------------------------- 9 1.1 Objectives --~---------- rer nn rt rrr re tn rere 9 1.2 Background and Theory ------------------+--- 7 cere rte rr rene 9 1.2.1 Initial-Gamma Dose Rate versus Time ------------------------- 9 1.2.2 Neutron Dose ----------------- +r rer nnn nr rn rte nr ne nee 10 1.2.3 Induced-Activity Decay Rate ---~----+------------------------ 10 CHAPTER 2 PROCEDURE -----------~- rete rr er ccc etter reer rene 12 2.1 Operations ------------- 2-2 re rr ne nt er re re rn ere nne 12 2.2 Gamma Measuring Devices -------~--- 7 - rte crt err rere eccrine 12 2.2.1 Kaiser Electronic Automatic Dose Rate Instrument mercer rerewotercte 12 2.2.2 Film ------------ 2 terete rr er er ere cern ere 19 2.2.3 Radiac Detector DT-60/PD --------------------------------- 22 - 2.2.4 Glass Needles - ---------------- 7-2 eee en eer re rere 22 2.2.5 Gamma Radiation Fallout Detector (MG-3) ----------------------- 22 2.3 Neutron Measuring Devices ------+~------ 722 c errr e errr ee cree 24 2.3.1 Sulfur ------- 2 ee ere tr er re rr re ere ern e nae 24 2.3.2 Neutron Film ----------------- +--+ 7-2 fee ee ee re eee eee 25 2.3.3 RTF Dosimeters ----------+~--- sorte een rr re ee eer een 25 2.4 Data Requirements -------------+~-----+----+-------------------- 28 CHAPTER 3 RESULTS AND DISCUSSION - ------------------------------ 29 3.1 Initial-Gamma Dose Rate- ---------~---------------------------3.2 Total Initial-Gamma Dose --------+~+----~+-----------------------+3.3 Neutron Dose- - --------------+---- +e --te ee e e e ee n ne e e e eeeee 3.3,1 Sulfur Activation ----------+-----~----+----------+---------° 3.3.2 Nuclear Track Emulsions - ----~-------------------- mercer 3.3.3 Resonance-Threshold Foil Dosimeters ~-----------------------3.3.4 Summary ---------------+-----+-------------- +--+ ----3.4 Neutron Induced Activity --------------+------------------------3.5 Field Test of MG-3 ----------------------------------------CHAPTER 4 29 33 37 37 38 38 39 42 42 CONCLUSIONS AND RECOMMENDATIONS -------------------- 43 4.1 Conclusions -~------------+-+--+-------- 2-22 - eee ee eee eee ene 43 4.2 Recommendations ---------------------+---------+-------+-+---- 43 REFERENCES - ---------------------------- 2-2 eee eee ee eee 44 7

Select target paragraph3