coating breakdown
confidence 91%478 framesimg-quality 86%severe
IMO PSPC coating breakdown estimated 21% over forward inner-bottom area. Exceeds 10% touch-up threshold, approaching 20% area renewal trigger.
Location: Inner bottom plating, forward 1/3 of tank (12, 6, 2)
Recommended action: Schedule spot-blast + recoat at next drydock. If breakdown progresses >25% before drydock, advance scheduling.