What was found
CENTER WING REAR SPAR VAPOR WEB LEFT SIDE LWR AREA CRACKED<[01] MEASUREMENTS;[02] PERFORMED VISUAL INSPECTION ON L/H VAPOR BARRIER AND FOUND CRACK OF 11' PER B737 NDTM 51-05-01.;[03] PERFORMED STOP DRILL SIZE 0.25 DIAMETER AT THE END OF THE CRACK PER B737 SRM 57-10-10-2R-2 STEP 6.B;[04] PREPARED DAMAGED AREA ON L/H VAPOR BARRIER FOR REPAIR PER B737 SRM 51-70-04-2R-10 AND 51-70-04-2R-0 PARAGRAPH 4.E. REPAIRED L/H VAPOR BARRIER AT DAMAGED AREA PER B737 SRM 51-70-2R-10 AND SRM 51-70-04-2R-0. PERFORMED TAP TEST ON VAPOR BARRIER AND FOUND NO DELAMINATION AND NO COMPOSITE MATERIAL DAMAGE PER B737 NDTM 51-05-01.