What was found
CORROSION ON FRAME AT FS 319.70 ST STR 27 (FILED CLOSED) EVALUATED CORROSION FOUND TO BE OUT OF LIMITS IAW CRJ200 SRM 53-00-00 REMOVED AND DRILLED NEW FRAME AT FS 319.70 STR 23L TO 23R AND INSTALLED FRAME IAW CRJ200 SRM 51-42-06, SRM 51-42-21, SRM 51-25-00 / CALIBRATED TOOLS USE EPOCH 650 AV 8959 CAL DUE SEP 21, OLYMPUS 600 NORTEC AV 8958 CAL DATE SEP 21 / WEIGHT CHANGE NEGLIGIBLE. PRESSURE CHECK GOOD. COMPLIED WITH 51-900-1003-SKY