What was found
DURING SCHEDULED LG INSP, NLG UPPER STRUT HSG WAS FOUND TO BE CORRODED. CORROSION WAS IN 2 AREAS OF STRUT, NEAR TOP CROSS BRACE. CORROSION IN EXCESS OF 70 PERCENT AROUND STRUT. IT WAS IN SHAPE OF VALLEY, MORE THAN 50 PERCENT OF CORROSION WAS MORE THAN 50 PERCENT OF WAY THROUGH HSG MATERIAL. 20 PERCENT WAS ABOUT 80 PERCENT THROUGH HSG MATERIAL. CORROSION COMPLETELY THROUGH HSG MATERIAL IN 2 PLACES RESULTING IN 2 HOLES APPROX .3750 INCH IN DIA. UPPER HSG DOES NOT RETAIN FLUID. OUTSIDE PAINT ON HSG WAS HOLDING MATERIAL IN PLACE. LWR AREA OF STRUT HSG WAS CORRODED, APPROX 4.5 INCHES ABOVE LWR STRUT BRG AREA. CORROSION COVERED STRUT. DEPTH OF CORROSION WAS 10-30 PERCENT OF DEPTH OF HSG MATERIAL.