What was found
*****MAIN CABIN FWD WET AREA FLOOR SUPPORT INTERCOSTAL CRACK AT UPPER FLANGE AROUND FASTENER HOLE @RBL-12 BETWEEN STA 340-STA 360. / [01] REMOVED INTERCOSTAL AT MAIN CABIN FLOOR STRUCTURE STA 340-STA 360 RBL 12' AS REF. B737-700 SRM 51-40-02-0G-0.;[02] LOCATED AND DRILLED NEW INTERCOSTAL AS REF. B737-700 SRM 51-10-02-0G-0.;[03] VERIFIED STEP #1.;[04] OK TO INSTAL NEW INTERCOSTAL;[05] VERIFIED STEP #3.;[06] STARTED INSTALLATION OF NEW INTEROSTAL AT MAIN CABIN FLOOR STUCTURE BWTEEN STA 340-STA 360 RBL-12;[07] STARTED INSTALLATION OF NEW INTEROSTAL AT MAIN CABIN FLOOR STUCTURE BWTEEN STA 340-STA 360 RBL-12 AS REF. B737-700 SRM 51-40-02-0G-0 AND DAWING NUMBER 141A5400.;[08] INSTALLED NEW INTEROSTAL AT MAIN CABIN FLOOR STUCTURE BWTEEN STA 340-STA 360 RBL-12 AS REF. B737-700 SRM 51-40-02-0G-0 AND DAWING NUMBER 141A5400.;[09] VERIFIED STEPS 6;7 AND 8;[10] VERIFIED STEPS COMPLETE