What was found
RT Z- ANGLE UNDER AUX TANK HAS SEVERAL LOOSE/MISSING NUT PLATES WITH AREAS OF LIGHT CORROSION ON LOWER SIDE OF PANEL VERIFIED MATERIAL THICKNESS, BLENDED OUT CORROSION, VERIFIED Z ANGLE THICKNESS WAS OUT OF LIMITS AFTER BLEND OUT ORIGINAL THICKNESS WAS .056", AFTER BLEND OUT .036, LOSS OF .020". VERIFIED MATERIAL ID, FABRICATED REPAIR PARTS, TREATED AND PRIMED REPAIR ANGLES, INSTALLED REPAIR ANGLE, REPLACED NUT PLATES. REF DWG 65-57568-6, SRM 53-10-1 PG 1-2, SRM 51-40-4 PG 14-17. TOL ID IN 17-0236 CAL DUE DATE 1-8-09. THIS IS CLASSIFIED AS A MINOR REPAIR, LEVEL 1 CORROSION.