What was found
*CORROSION* AFT CABIN FLOORBEAM AT STA 986.5 BL 0 TO RBL 45 WL 208.1 HAS CORROSION AS MARKED. 124-019 / [01] REMOVED CORROSION AT MAIN CABIN AFT WEB AREA FLOORBEAM UPPER CHORD STA 986.5 FROM BL 0 TO RBL 45 WL 208 REF B737-700 SRM 51-10-02-0G-0.;[02] PERFORMED UT THICKNESS INSP. ON REWORKED AREAS IAW B737 NDT PART 4; 51-00-00; PROCEDURE 3. MIN. THICKNESS 0.102'<BR>TOOL: OLYMPUS 27MG B/C: 172139 DUE: 04/13/2023;[03] NOMINAL THICKNESS 0.150' MATERIAL LOOS 0.048' MATERIAL REMAINING 0.102' FOUND TO BE OUT OF LIMITS REF B737-700 SRM 51-70-51-1A-1 FIG 103 DETAIL B.;[04] VERIFIED 1-3.;[05] EA WAS ISSUED AND ALL REPAIRS AND PROCEDURES WERE DOCUMENTED ON EA #22-153-01841-WIP2; #TTG8Q00D6Q0X.;[06] VERIFIED AND INSPECTED STEP#5.