What was found
(N0366) CORROSION FOUND AT STRG 27 , AFT INTERCOASTAL (LH , INB) BETWEEN FS349.00 AND FS 364.00. REPAIR FOR AFT INTERCOASTAL L/H INBOARD BETWEEN FS349.00 & FS364.00 STRINGER 27 IS ACCOMPLISHED AFTER REMOVING THE INTERCOASTAL PROX SENSOR REMOVED THE CORROSION FOUND, NEW INTERCOASTAL IS INSTALLED TO THE PROXIMITY SENSOR IS RE-INSTALLED, IAW SRM 51-42-06, SRM 51-42-24. PROX SENSOR IS RESTORED & OPS TEST GOOD IAW AMM 52-70-08-820-801, CRJ 700 CONFIG A01