What was found
: LOWER SURFACE SKIN – R/H HORIZONTAL STABILIZER BETWEEN AUX SPAR AND FRONT SPAR MAINTENANCE HAS DISCOVERED TWO DENTS ON LOWER SURFACE OF R/H HORIZONTAL STABILIZER BETWEEN AUX SPAR AND FRONT SPAR. LOCATION AND A/Y RATIO OF THE DENTS: DENT 1: 5" FROM AUX SPAR LE STA 295, A/Y RATIO =18. DENT 2: 6" FROM AUX SPAR LE STA 294, A/Y RATIO =25. TAP TEST AND HFEC SURFACE INSPECTION WERE PERFORMED AND NO DAMAGES OR DELAMINATION HAVE BEEN FOUND. SKIN IS MADE FROM 0.100" ALCLAD 7075-T6. SRM EXTERNAL REPAIR IN CHAPTER 51-70-10 FOR THIS KIND OF DAMAGE IS LIMITED FOR MAX SKIN GAGE OF 0.080".