EXERCISE MIGHTY DERRINGER 8 December 1986 1900 PST TIME LINE EVENT DECISION SEQUENCE Event 1 ACCESS AREA AROUND DEVICE CLEARED AND SECURED DECISION 2 - Estimated Time Required Begin Date Time Completion Date Time NO ESTIMATE 12 7 0530 12 8 0900 PERMISSION TO PROCEED WITH ACCESS BY ON-SCENE COMMANDER OSC DIAGNOSTICS b 1 DECISION I PERMISSION TO APPROACH DEVICE BY OSC ON ASSESSMENT OF DATA FROM ACCESS PERMISSION TO USE ACTIVE DIAGNOSTIC TECHNIQUES HIGH ENERGY RADIOGRAPHY II 3 DISABLEMENT b 1 EMERGENCY DESTRUCT DECISION SOME UNANTICIPATED INDICATION OF IMMINENT DETONATION SUCH AS TIMER OSC WILL DECIDE IQ IN _ I _T IA _ T- E_ _ _ _ _ _ __ STANDARD DESTRUCTION DECISION PERMISSION TO FIRE BY OSC UNKNOWN HAND ENTRY DECISION 4 b 1 NOT FEASIBLE HAND ENTRY TO DISARM THOUGHT NOT TECHNICALLY FEASIBLE PERMISSION BY OSC DAMAGE LIMITATION bj 1 DECISION - UNKNOWN ACCEPTANCE OF PLAN EXERCISE MIGHTY DERR NGER CO _P llfQQ Gj as -- - - r ----•·c - _