A.1 Detector Unit -------+-+---- + - ctr re et re rrr re rr ree ee eee A.2 Recorder System------~-------------- + ere ce er te er ee ee ee eee A.3 Design Limits for Operation ---------------------------+-------- 82 82 83 A.4 83 Shock Mounting -------------------------+-- eee ee ee eee eee ee ee A.5 Remote-Starting Circuit --------------+-----------------------APPENDIX B_ 83 GITR CALIBRATION- ------~---------------------- eee 87 B.1 Biased- Field Calibrations --------+---------------------------B.2 Corrections for Calibration Bias ----~------~----------------------- 87 87 APPENDIX C C.1 C.2 FILM-BADGE DATA, CALIBRATION, AND ESTIMATES OF ERROR - 99 Calibration ---------------+--- +--+ +--+ ee eee ee re ee ee ee ee ere Estimates of Error -~------------+---------- eee ee ee re re eee eee 99 99 APPENDIX D TABULATIONS OF GAMMA-RADIATION HISTORIES- ------------ 126 TABLES 2.1 3.1 GITR Dose-Rate Ranges ~---------~-------- +e ee cere ete ee eee eee Twenty-Four-Hour Gamma Doses at GITR Stations, 19 Based Upon GITR Data --------------+--+-- +--+ -- ee - eee 3.2 Compartments Probably Influenced by Ingress of Radioactive Contaminants ---- 31 31 3.3 Average 24-Hour Gamma Doses Aboard Target Ships, Based Upon Film-Badge Data--~--------------+---+-----------+-3.4 Ratios of Gamma Dose in Compartments to Dose on Weather Decks, Based Upon Average Film-Badge Data~---------+------~---------- 33 Based Upon Average Film-Badge Data-----~-----~---------------- 33 Based Upon Average Film-Badge Data~----+-~---~---------------- 34 Based Upon Average Film~-~Badge Data-----~~--------~---------- 34 3.5 Athwartship Variation of 24-Hour Gamma Doses Aboard DD 474, 3.6 Athwartship Variation of 24-Hour Gamma Doses Aboard DD 592, 3.7 Athwartship Variation of 24-Hour Gamma Doses Aboard DD 593, 3.8 Comparisons of 24-Hour GITR and Film-Badge Doses at GITR Stations - -- - -- 3.9 32 Comparisons of GITR and Film-Badge Ratios of Dose at GITR Stations 35 to Average Dose on Weather Decks --------~--~---------------- 35 3.10 Estimated Dose Contributed by Remote-Source Radiation Observed on Washed Weather Decks of the Target Ships ~- --~---------------- 36 4.1 Summary of Gamma Radiation Data for Washed Weather Decks -----------B.1 Directional Response of Low-Range GITR Detector (Inside 0.13-Inch 79 Aluminum Drum) to Beams of Various Radiations ~---------------- 89 B.2 Directional Response of High-Range GITR Detector (Inside 0.13-Inch Aluminum Drum) to Beams of Various Radiations ~---------------B.3 Directional Response of Low-Range GITR Detector (With 0.13-Inch 89 Aluminum Jacket) to Beams of Various Radiations~----+-----+-------- 90 Aluminum Jacket) to Beams of Various Radiations~---------------B.5 Directional Response of Low-Range Detector (Mounted Inside GITR Case) to Beams of Various Radiations -------------------+---+---- 90 B.4 Directional Response of High-Range GITR Detector (With 0.13-Inch B.6 Directional Response of High~Range Detector (Mounted Inside GITR Case) to Beams of Various Radiations --------------~---+--------B.7 Gamma Dose Rates Contributed by Various Intervals of Assumed Gamma-Energy Spectra---------------- 2s -- ct ee re tree 8 tie, 91 91 92