eaten RT nee lee eyeeten: 3.38 47 Decay-corrected average dose rates on weather decks of DD 592, Shot Umbrella ----------------------------+------3.389 Decay-corrected average dose rates on weather decks of 73 DD 593, Shot Umbrella ------------------------+-+----+-------- 74 46 8.40 Decay-corrected average dose rates on weather decks of 49 DD 598, Shot Wahoo ----------------------+---------+- +--+ 75 3.41 50 51 52 a3 34 Ratios of dose rate in adjacent water to average dose rate on weather decks of DD 593, Shot Umbrella ----------------------3.42 Gamma-ionization decay of contaminant collected in 6-inch-thick lead cave on DD 592, Shot Umbrella -------------------------A.1 GITR Model 103 instrument with the outer watertight case cover removed. The detector is shown mounted on main instrument assembly---------A.2 GITR Model 103 instrument with watertight case ---------------------- 76 V7 85 85 A.3 Block diagram of GITR Model 103 with remote detector --~--------------- 86 A.4 Simplified schematic diagram of GITR Model 103 recycling electrometer ----- 86 GITR Model 103 low-range detector output pulse period asa function of gamma intensity for Co® and Csi® ----.--------------B.2 GITR Mode} 103 high-range detector output pulse period asa 93 A.5 Block diagram of GITR triggering system for target ships --------------- 86 B.1 95 56 oT 58 59 60 61 62 63 function of gammaintensity for Co®’ ang Cs!" -------------.+---~-- B.3 detector for parallel-beam radiations ------------------------- B.4 Directional-response characteristics of the GITR Model 103 remote detector for parallel-beam radiation (Cs'*") ~--------------- B.5 93 Energv-response characteristics of the GITR Model 103 Directional response of remote GITR detector (with 0.13-inch aluminum jacket) to 70-kev X-ray and Co*° radiation beams ---------- 94 . 94 95 B.6 GITR station response to monoenergetic radiation when radiation is horizontally incident compared with GITR response to Cs?2” radiation beam directed vertically at top of bare detector ----------~-B.7 GITR station response to monoenergetic radiation from hemispherical 95 tion beam directed vertically at top of bare detector---------------B.8 GITR station response to monoenergetic radiation from spherical 96 radiation beam directed vertically at top of bare detector -----------B.9 GITR station response to monoenergetic radiation from Source 96 source above station compared with GITR response to Cs'*" radiasource around station compared with GITR response to Cs'*” presenting solid angle of 1.7-7 steradians belowstation compared with GITR response to Cs!*' radiation beam directed vertically at top of bare detector- ---------------------B,10 Degraded energy distributions of monoenergetic plane monodirectional gamma radiation after penetrating iron ----------+-+-+-+------- ree B.11 Estimated degradation of gamma energyafter penetrating 1 inch of steel ----C.1 Location and designation of film-badge stations in 5-inch powder magazine (third platform) aboard target ships--------------- 97 97 98 108 C.2 Location and designation of film-badge stations in forward quarters (first platform) aboard target ships- -------------------- 108 C.3 Location and designation of film-badge stations in crew’s mess (second platform) aboard target ships ------------------------C.4 Location and designation of film-badge stations in pilot house and chart house (02 level) aboard target ships- ------------------C.5 Location and designation of film-badge stations in radio central (main deck) aboard target ships ~---------------------------C.6 Location and designation of film-badge stations in forward fireroom (upper level) aboard target ships ---~------------------11 109 110 111 112