What was found
AWR; [ TASK R53520 STEP 7 ]; INITIAL INSPECTION: CORROSION ON FLOOR SEAT RAIL IN SECTIONS [ FS= 349 TO FS= 485, 27LBL ], [ FS= 359 TO FS= 4 85, 9LBL ] AND [ FS= 349 TO FS= 485, 9RBL ] AT PAX CABIN FWD WET AREA. (W1) (CPAX). LEVEL CORROSION 2. FLOOR SEAT RAIL IN SECTIONS [ FS= 349 TO FS= 485, 27LBL ], [ FS= 359 TO FS= 485, 9LBL ] AND [ FS= 349 TO FS= 485, 9RBL ] AT PAX CABIN FWD WET AREA WERE REPLACED PER CRJ900 AMM 53-00-49-400-801-A07.