ANNEX "Vy" TO OPERATIONS ORDER NO, 2-54 MISSION ABORT CRITERIA HEADQUARTERS TASK GROUP 7,4, PROVISIONAL APO 187, c/o Postmaster San Francisco, California 26 February 1954, 1800 M PURPOSE: ‘od 1, missions, 2. a. To establish minimumcriteria for aborting CASTLE (UNCLASSIFIED) SCOPE: a, These criteria apply to all Task Group 7.4 aircraft partici- pating in Operation CASTLE (UNCLASSIFIED), These criteria are those con- sidered minimum and will be waived only by the Task Group Commander or. his Deputy. The establishment of these minimum abort criteria do not restrict aircraft commanders from aborting missions for eny aiditional, valid reasons, 3. RESPONSIBILITY: a. Test Unit Commanders are responsible fer insuring thet all aircraft commanders are thoroughly familiar with the provisions af this Annex. 4. ABORT CRITERIA: a, Prior to Take-Off: (1) Incomplete crew (members considered critical by aircraft (2) Failure of engine to check out according to Technical Order or other major preflight discrepancy which might effect the safe completion of the mission, (3) Inoperative Rad-Safe equipment, essential to the mission. (4) Inoperative HF Homer or IFF responder or interrogator (5) Inoperative positioning radar in Effects B-36 or B-47, (6) Inoperative IFF in F-84 Samplers, (7) Inoperative VHF radio in F-84 Samplers, (8) Inoperative HF radio in WB~29's, (9) b, or unit commander concerned). equipment in Control RB~36, Inoperative sampling equipment in F-84 or FB-36 sampling aircraft. After Take-Off: (1) Inability to establish or maintain radio contact with control agencies. TASK GROUP 7.4 OPRS ORDER NO. 2-54 ANNEX "Vy" v-1