What was found
DURING HEAVY MAINTENANCE: CORROSION ON THE SHEAR CLIP BETWEEN FRAME 81 AND STRINGER 27R-28R AT AFT CARGO COMPARTMENT; CORROSION ON THE SHEAR CLIP BETWEEN FRAME 81 AND STRINGER 27R-28R WAS REMOVED AND EVALUATED, THEREFORE IT'S WITHIN LIMITS. THE SHEAR CLIP WAS REPLACED PER EMB190 SRM-51-41-01 AND SRM-51-41-02. NO SPECIFIC OR ADDITIONAL INSPECTIONS REQUIREMENT. ALL WORK ACCOMPLISHED ON TECHOPSMX NR# 00319. (CONSIDERED AS A MAJOR REPAIR)