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B. MISHAP CAUSE CODE(S) APPLICABLE TO INVOLVED PROPERTY



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B. MISHAP CAUSE CODE(S) APPLICABLE TO INVOLVED PROPERTY

(1) MATERIAL FACTORS FOR (Add an identifier for this

involved property (e.g., Property #1, Property #2,

etc.)): (Identify major component if all causes apply

to it. If different causes apply to different

equipment, list each equipment with the applicable

cause(s) following it. Delete those causes not used

from the final message.
(A) RELIABILITY OF EQUIPMENT:

((1)) MANUFACTURING DEFECT (A1)

((2)) INSTALLATION DEFECT (A2)

((3)) INADEQUATE DESIGN (A3)

((a)) DESIGN HAZARD TO PERSONNEL (A301)

((b)) DESIGN HAZARD TO EQUIPMENT (A302)

((c)) DESIGN INHIBITS MAINTENANCE (A303)

((4)) ELEX/CCA/MODULE COMPONENT FAILURE (A4)

((5)) MECHANICAL COMPONENT FAILURE (A5)

((6)) SEAL FAILURE (A6)

((7)) SAFETY FEATURE BY-PASSED/CUT OUT (A7)

((8)) SAFETY OR GUARD FAILED (A8)

((9)) UNAUTHORIZED CHANGE/ALT/ADJUSTMENT (A9)

((10)) INAPPROPRIATE ITEM FOR USE (A10)

((11)) ELECTROMAGNETIC INTERFERENCE (EMI) (A11)
(B) SUPPORTABILITY OF EQUIPMENT:

((1)) ALLOWED SPARE NOT ON BOARD (B1)

((2)) SPARE NOT ALLOWED (B2)

((3)) SPARE IS WRONG MOD (B3)

((4)) SPARE IS Not Ready for Issue (B4)

((5)) COSAL WRONG CONFIGURATION (B5)

((6)) APL/AEL NOT IN SNAP FILE (B6)
(c) MAINTAINABILITY OF EQUIPMENT:

((1)) PMS/INST INADEQUATE OR INACCURATE (C1)

((2)) MISSING TECHNICAL DOCUMENT(S) (C2)

((3)) MAINTENANCE/OPERATOR INDUCED FAILURE (C3)

((a)) MAINTENANCE PERSON NOT TRAINED (C301)

((b)) NO MAINTENANCE PERSON ONBOARD (C302)

((4)) PMS FREQUENCY WRONG (C4)

((5)) LOCATION IMPAIRS ACCESS (C5)

((6)) BIT/BITE FAILURE (C6)

((7)) PMS NOT BEING CONDUCTED (C7)

((8)) ALIGNMENT/ADJUSTMENT REQUIRED (C8)
(d) SUPPORT EQUIPMENT:

((1)) A/C Inadequate (E1)

((2)) Cooling water inadequate (E2)

((3)) DRY AIR INADEQUATE (E3)

((4)) SHIP’S POWER PROBLEM (E4)

((6)) SHORE POWER PROBLEM (E5)

((7)) TEST (EQUIPMENT/TOOL PROBLEM (E6)

((8)) OUT OF CALIBRATION/CERTIFICATION (E7)
(e) SOFTWARE:

((1)) SOFTWARE CONFIGURATION WRONG (F1)

((2)) RELOADS/REBOOT (FREQUENT (F2)

((3)) SOFTWARE (FAULT (F3)
(f) HARDWARE:

((1)) ITEM MISSING (G1)

((2)) ITEM CANNIBALIZED (G2)

((3)) ITEM PHYSICALLY DAMAGED (G3)

((4)) ITEM MISSING FIELD CHANGE/ORDALTS ECP (G4)

((5)) ITEM HARDWARE LOOSE (G5)

((6)) ITEM HARDWARE DETERIORATED (G6)
(g) CORROSION:

((1)) CORRODED PARTS (H1)

((2)) CORROSION CONTROLS INADEQUATE (H2)

((3)) PRESERVATION FAILURE (H3)
(h) NORMAL WEAR AND TEAR: (Normally, wear and tear

is not a reportable mishap. However, the

investigation may lead to this cause and is worth

reporting.)
(i) OTHER CAUSE (Must explain in text)
(j) UNDETERMINED DUE TO INSUFFICIENT FACTS
(2) LIST SECOND INVOLVED equipment AND REPEAT EACH PARAGRAPH ABOVE FOR WHICH THERE IS A CAUSE ASSIGNED
8. CONCLUSIONS: (The SIB or investigator may conclude, in

their best judgment, the most likely reasons for the

mishap.)
9. OTHER CAUSES CONSIDERED BUT REJECTED: (State each

possible cause of damage and injury rejected by the SIB or

investigator with a short rationale. Example: pre-existing

conditions for unsafe acts, adverse physiologic state:

fatigue was not deemed to be a cause as all watch standers

indicated during the interview that they had adequate rest.)
10. RECOMMENDATIONS: (SIREPs require some corrective action

to be taken throughout the chain of command. Each accepted

casual factor identified must have at least one

recommendation. Express each recommendation in a complete,

self-explanatory statement. They must stand-alone.

Recommendations are often separated from their parent

report. As a minimum, each recommendation shall state who

should do what. Sometimes, how, where and when are also

appropriate. Designation of an appropriate action agency

should be included in the report.)
11. SENIOR MEMBER COMMENTS: (If desired)


BT

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