What was found
MAIN CABIN RT CUSP WEB HAS CORROSION FROM STA 503-525 INCLUDING THE PREVIOUS REPAIR DOUBLER AT STA 511. REMOVED CORROSION CUSP WEB AREA FROM STA 503-525. MATERIAL LOST FOUND TO BE OUT OF LIMITS IAW MD80 SRM 53-01 FIG 1 SHEET 3. CUT OUT DAMAGE AREA IAW DWG SG09530019. FABBED FILLER, DOUBLER AND RING DOUBLER IAW MD80 SRM 51-10-4 FIG 3 AND SG09530019 DRAWING AND CUSP BEAM SPLICE UPPER PER SRM 51-10-0 PG 2 AND 51-10-4 FIG 3A AND INSTALLED IAW MD80 SRM 51-30-5 PGS 1-14 51-30-2 PGD 24 AND 26B DURING HMV ON NRC 203713. (NRC 203713)