What was found
DURING CHECK, MAIN CABIN RT STA 399 CUSP WEB SURFACE CORRODED, INSTALLED NEW WEB FROM BS 390 TO 500 RT IAW DWG 9930538. CORROSION OUT OF LIMITS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CHECK, MAIN CABIN RT STA 399 CUSP WEB SURFACE CORRODED, INSTALLED NEW WEB FROM BS 390 TO 500 RT IAW DWG 9930538. CORROSION OUT OF LIMITS.