As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: CRACKS INDICATION FOUND ON OPEN HOLE ON CENTER WING BOX FR36 FRONT SPAR VERTICAL STRINGER 4 ZONE 1, CRACKS DIRECTION AT 12 O CLOCK, 5 O CLOC K AND 3 O CLOCK , D= 0.112 INCH. MAINTENANCE ACCOMPLISHED PERMANENT REPAIR (PARTIAL REPLACEMENT) ON FLOOR BEAM -Y254 LOC. AT LEVEL FR36 FLOOR STRUCTURE VERTICAL STRINGER 4 ON WING BOX FRONT SPART IAW EA NO. 366154 AND DWG:R57112154 ISSUE C.