What was found
CORROSION ON REPAIR DOUBLERS BTW STA Y=991 / 998, BTW STA Y=743 / 751, AND BTW STA X=54 / 60 AT LH WEBS (PAX CABIN). SUMMARY OF NRC 00405: CORROSION LEVEL 2. DOUBLERS BTW STA Y=991 / 998, BTW STA Y=743 / 751, AND BTW STA X=54 / 60 AT LH WEBS WERE REPLACED PER B717 SRM 53-00-55-2R-4- REPAIR 4. (LP #2989020)