As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON CHANNEL BETWEEN STATIONS 947.5 AND 967 ABOUT 24 INCHES INBOARD OF L2 DOOR. GROUNDED - YES. REMOVED DAMAGE & CHECKED LIMITS ORI MAT .180,REMOVED .027,REMAINING MAT .157,FOUND TO BE OUT OF LIMITS IAW B737-900ER SRM 53-70-51-1A-1.REMOVED AND REPLACED INTERCOSTAL BETWEEN STA 947 TO 967LBL 24 IAW B737-900ER SRM 51-40-02. BAC DWG# 147A5650 REV A