What was found
DURING C1-12 CHECK INSPECTION, CARRY OVER 012 TEMP. REPAIR INSTALLED ON LOWER FUSELAGE AT STA 2598 TO 2660. REMOVED AND REPLACED RIVETS IAW B747 SRM 51-30-00. REMOVED AND REPLACED RIBS AT STA 2638 AND STA 2658 IAW B747 SRM 51-30-00. IAW B747 SRM 53-30-3 FIG 1A FOR FUSELAGE SKIN REPAIR AND AIA EA B4-53-001 REV ORIGINAL FOR RIB REPAIR, (7075-T6). NON-ROUTINE TASK CARD NUMBER 107097.