What was found
MAINTENANCE FOUND RH HORIZONTAL RIB 10A CRACKED BETWEEN FRONT SPAR AND MID SPAR JUST AFT OF 6TH RIVET UPPER ROW FROM FRONT SPAR. MAINTENANCE REMOVED AND REPLACED RH HORIZONTAL RIB 10A, AND PREPPED, PRIMED, AND PAINTED RH HORIZONTAL REF EMB SRM 51-23-04, SRM 51-23-05, SRM 51-23-06.