What was found
DURING HEAVY MAINTENANCE, CRACK INDICATION ON FRAME 36 HORIZONTAL FLOORBEAM VERTICAL RADIUS OF THE BACK SIDE OF THE SPAR VERTICAL STRINGER 4 ZONE 2 CRACK LENGTH IS 0 .510 INCH APPROX, IN FWD CARGO COMPARTMENT (1 EA)(-Y254); ACCOMPLISHED PERMANENT REPAIR OF CRACK DAMAGES ON THE CENTER WING BOX FRONT SPAR HORIZONTAL BEAMS AT LEVEL FR36 (Y-254)(RADIUS ON ZONE 2) IAW AEROMAN EA 57-0036-26, REV. 0 (COVER PLUS PARTS 1 AND 2); RDAF 81801723/003/2026, ISSUE A AND EC A26-513-01. MESURES OF CRACK LENGTH IS 0.510 INCH. PERFORMED HFEC AND ROTOTEST ON AFFECTS AREAS AS PER NTM 51-10-08 AND NTM 51-10-01. NO CRACK INDICATION FOUND.