What was found
*INTERCOSTAL BETWEEN FS349.00 & 364.00 & STGR27 & STGR26R HAS CORROSION. (MARKED) (C-CHECK RO 9/27/2021) - REMOVED CORROSION ON INTERCOSTAL P/N SH670-32075-4 BETWEEN FS 349.00 AND FS 364.00, STGR.27 AND STGR.26RH. CRJ-700 SRM 51-21-06-001-001-A01. - ORIGINAL MATERIAL THICKNESS IS .080" / REMAINING THICKNESS IS .076" / MATERIAL REMOVED IS .004" THERE IS NO DAMAGE ALLOWED IN AREA OF BLEND. REPLACE PART IAW CRJ 700 SRM 53-21-23-001-003-A01 AND CRJ700 SRM 53-21-23-101-003-A01. REMOVED AND INSTALLED NEW INTERCOSTAL BETWEEN FS349.00-FS364.00 & STGR27-STGR26R REF CRJ700 SRM 51-42-06-001-001-A01 AND 51-42-21-001-001-A01. COMPLIED WITH SKYWEST TASK CARD 51-900-1002-SKY