What was found
DURING SCHEDULED CHECK AT TIMCO LAKE CITY FL, FOUND CORROSION ON UPPER SURFACE OF TOP FLANGE OF CABIN FLOOR SUPPORT AT BS 197 BL 0 TO LBL 15. REMOVED FLOOR SUPPORT, FABRICATED, PRIMED NEW FLOOR SUPPORT. INSTALLED NEW FLOOR SUPPORT AND REINSTALLED FLOOR SUPPORT IAW DC-9 SRM 51-10-3, 51-10-3, 51-10-4, 51-30-1, 53-01-5 AND MM 53-20-1, 25-27-0, 53-20-1.