What was found
DURING A MAINTENANCE VISIT FOUND CORROSION ON FRAME AT STA 70 BELOW CUSP FROM L21L TO L21R. *** CORRECTIVE ACTION *** REPLACED STA 70 FRAME BELOW CUSP FROM L21L TO L21R DUE TO CORROSION, REF DC8 SRM 51-1-21, 51-1-21D, 51-3-0, 51-9-0, 51-1-11, 53-2-5 AND SRO 8538006