What was found
AFT WET AREA FLOOR STRUCTURE CORROSION ON LT BEAM AT FR 87 Y -12". (MAJOR REPAIR) (LEVEL 2 CORROSION) MEASUREMENTS OF AFT WET AREA FL OOR STRUCTURE CORROSION ON LH BEAM AT FR 87 Y -12" MEASURES L=.2" W=.1" D=.025" FOUND TO BE OUT OF LIMITS PER EMB 175 SRM 53-23-10/AD02. LOCATED AND DRILLED NEW AFT WET AREA LH BEAM PN: 170-65669-003 PER EMB 175 SRM 51-40-02. INSTALLED L/H SHEAR PANEL IAW E-175 SRM 51-40-08 TOPCOATED FASTENERS IAW E-175 SRM 51-23-06 ENVOY ETN-EJ- 51-015. APPLIED CIC IAW E-175 CPM 51-25-00. INSTALLED STAINLESS STEEL STRIP IAW E-175 AMM 53-01-39-400- 804A. REMOVED AND REPLACED AFT WET AREA FLOOR STRUCTURE LH BEAM AT FR 87 Y -12" IAW E-175 SRM 51-40-08.