What was found
FWD CABIN BETWEEN STA 277 AND STA 294.5 RBL 1 WL 208.1 INTERCOSTAL IS CRACKED AS MARKED. 124-019 / [01] REMOVED DAMAGE INTERCOSTAL AT FWD CABIN SB 277 TO 294.5 RBL1 PER REF B737 SRM 51-40-02-0G-0.;[02] LOCATED AND DRILLED NEW INTERCOSTAL PER REF B737 SRM 51-40-05-0G-0;[03] VERIFIED 1-2. OK TO INSTALL NEW INTERCOSTAL.;[04] REMOVED AND REPLACED DAMAGE INTERCOSTAL AT FWD CABIN BS 277 TO BS 294.5 RBL1 PER REF B737 SRM 51-40-02-0G-0 AND DWG 141A5410;[05] VERIFIED 4.