What was found
RH WING MAIN BOX LOWER SKIN (LOWER SURFACE) ALONG SPAR 01 HAS SUSPECTED CRACK AT RIVET IN BETWEEN SLAT #3 AND #4. (C-CHECK RO 10/30/2024) (FILED OPEN)REPAIRED CRACK IN RH WING MAIN BOX LOWER SKIN AT RIB 20 BY FILLER AND DOUBLER REPAIR REF ETD2024-170-027059. WEIGHT OF REPAIR: 142 GRAMS. THIS DOES NOT AFFECT WIEGHT AND BALANCE OF AIRCRAFT.SEE CONTINUE CARD FOR WORK PERFORMED.REPAIR BRIEF:DIMENSIONS OF CUTOUT: 0.693"W X 0.862"L. FILLER DIMENSIONS: 0.691" X 0.861" (7075-T6 0.080"). DOUBLER DIMENSIONS: 1.5"W X 10.7"L (PH15-5 H1100 0.063"). FASTENERS REMOVED: MS20426AD5-6 (9 EA), HST11BJ5-5 (2 EA) (AT RIB). FASTENERS INSTALLED: HST410BJ6-4 (9 EA) HST410BJ6-5 (2 EA) (AT RIB). COLLARS INSTALLED: HST84CK6 (11 EA). CUTOUT IS ON FWD EDGE OF SKIN, FWD OF SPAR 1, 4.0" IB OF WING RIB 20