CONTENTS ABSTRACT ----------------2- ee ee ene ee eee ee ee ee ee 5 PREFACE -- --~-----------~- 2-22 -- ee ne ee ee ee nee ne ee eee 9 INTRODUCTION -------------------+----<---------- 15 11 Military-Effect Program -------------~-------------------- 15 1.3 Funding - ----------------------- +--+ 226 oe ee ee 20 CHAPTER 1 --~------+----~--------------- 20 1.4 Summary Data -------------------2+----+---------- 21 BLAST AND SHOCK ------------------------------- 22 2.1 Objectives ---------------------------- 22 ee ee eee 22 2.3 Surface Measurements - ------------------- cer ce crn rere ne 2.3.1 Overpressure - - -- -------------------+---- 2-H 23 24 2.3.5 Comparison with the 2W Theory -- ------------------------ 28 2.4.2 Base Surge -----------+------2- en - e e ee ree e 31 1.2 Organization and Administration CHAPTER 2 2.2 Scale Factors -----~--------------~~--+------+---+-+-++----+ 2.3.2 Dynamic Pressure Free-Field Measurements ~--------------2.3.3 Dynamic Pressure 2s a Damage Parameter -----------------2.3.4 Effects of Rain ----------------------------+--++-----+ 23 24 25 27 2.4 Above-Surface Measurements ----~---- --------------------2.4.1 Pressures ------~------------ +--+ 2 ee ee ee ee ee ee 28 2g 2.5 Ciose-In Ground Accelerations - ----------------------------2.6 Underwater Measurements - -----~----<------+---2-----------2.6.1 Underwater Pressures - - -----~--------+--------++----+----+ 2.6.2 Acoustic Pressure Signals in Water (SOPAR) ----------------2.7? Surface Water Waves -----~------------------- eee eee 31 33 35 35 CHAPTER 3 NUCLEAR RADIATION MEASUREMENTS 38 AND FALLOUT STUDIES ------~--~---~---- +--+ een e- 41 3.1 Initial-Gamma Radiation --------+--------2 ere ere ee cee een 41 3.2 Neutron Radiation -----------------~--------------------3.3 Fallout Distribution -~----+~----~-----~----+-+---+-+--------3.3.1 Instrumentation - ----------~--- rrr rr errr rrr etter cnc ee 44 44 44 3.3.3 Shot 2 -----------------+------ +e eee eer eens 3.3.4 Shot 3 ------------------+------------- +--+ -- + ---e- 47 47 3.3.6 Shot 5 ------------------~---+---------------------- 48 3.3.2 Shot l ------------------------------------------- 46 3.3.5 Shot4 -----------------~------------------------- 48 3.3.7 Shot 6 -----.~---.~.--.-.-~-+----~-++-----~-+--------3.4 Physical and Chemical Characteristics of Fallout ----------------- il 48 48