What was found
INSPECTION TYPE-C, ANGLE HAS EXFOLIATION CORROSION AT RT MLG W/W TOP FWD STA 858 AND STA 930. REMOVED CORROSION, FLAP PEENED, INSTALLED FREEZE PLUG AND REPAIRED STRAP PER DHC SK-706-663, REF UPS ENGINEERING FILE NR DC8-53-1734, DPS 4.999-2, AND SRM 51-1-8, SRM 51-1-20.