What was found
AIRCRAFT IN BASE MAINTENANCE: GOUGE ON UPR SKIN OF LEFT INB AFT FLAP TRAILING EDGE WEDGE, APPROX 4 FEET OUTB FROM FUSELAGE, GOUGE APPROX ONE INCH LONG AND 0,5 INCH WIDE (L=4.35 INCH W=1.51 INCH Y=0.032 INCH). REPAIRED UPPER SKIN INBOARD AFT FLAP TRAILING EDGE WEDGE AT LH WING I.A.W. B777-200 SRM 51-70-04-2R, PROCEDURE 1, REPAIR 1, AND B777-200 SRM 51-70-04-2R REPAIR GENERAL.