As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:C CABIN - CORROSION ON UPPER & LWR SURFACE OF SHEAR WEB AT STA 1966 - 1996 L27 RT. SHEAR WEB CORROSION REMOVED PER SRM 53-00-01VI FIG 1AR38. WEB ORG THK 0.040" REMV 0.012" REMAIN 0.028" FOUND EXCEED LIMIT. NEW SHEAR WEB AGA7145-5 AND AGA7145-23 FAB USING MAT'L 7075-0-0.040" AS PER DOUGLAS DWG AGA 7145-503. NEW WEB INSTALLED PER SRM 51-31-01 VII R38.