What was found
AT C CK; LH WING-CLOSING RIB BROKEN ON INBOARD AILERON RH LATERAL PART. REMOVED FASTNERS IAW SRM 51-1-21A, PG 1, CLEANED,TREATED AND PRIMED AREA IAW SRM 51-1-8B, FABRICATED AND INSTALLED DOUBLER IAW SRM 57-2-1, PAR. 1, SRM 51-1-21A, PG 1. REF: N/R 0616. SDR CLOSED.