As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YIP - DURING SCHEDULED CHECK, FUEL LEAK TEST REVEALED FUEL LEAKING FROM NR 2 FUEL TANK UPPER SURFACE AT JOINT BETWEEN PLANK NRS 6 AND 7. FURTHER INSPECTION REVEALED A 5.5 INCH LONGITUDINAL CRACK IN PLANK 7 AT WS 77 THROUGH 88.5. ROUTED OUT CRACKED AREA FROM WS 77 TO 82.5 PER SB 620. FABRICATED AND INSTALLED REPAIR IAW LAC L-188 SRM 57-2-1, PAGE 33, FIG 3, SHEET 25. (M)