What was found
DURING A SCHEDULED INSPECTION AT AERO CORP, FOUND LONGERON 28L AND INTERCOSTAL CORRODED BETWEEN STA 160 AND STA 180. REMOVED INTERCOSTAL IAW DC9 SRM 51-30-2, MECHANICALLY REMOVED CORROSION IAW DC9 SRM 51-10-3. MATERIAL LOSS LESS THAN .005 INCH (DEPTH GAUGE NR A-0358) WITHIN LIMITS IAW DC9 SRM 53-1 FIG 1. ALODINED AND PRIMED IAW DC9 SRM 51-10-3. REINSTALLED INTERCOSTAL IAW DC9 SRM 51-30-2.