What was found
CIRCUMFERENTIAL STRAP CORRODED BETWEEN FRAMES 13 & 14, BETWEEN STRINGERS 21L - 16R. BLENDED TO REMOVE CORROSION ON CIRCUMFERENTIAL STRAP BETWEEN FRAMES 13 & 14, BETWEEN STRINGERS 21L - 16R IAW CPM 51-15-02 & REMAINING THICKNESS AT BLENDED AREAS ON CIRCUMFERENTIAL STRAP BETWEEN FRAMES 13 & 14, BETWEEN STRINGERS 21L - 16R FOUND TO BE WITHIN LIMITS IAW AEA ERS-EM-53MR-145.