What was found
LEFT LOWER FS 280 WEB HAS CORROSION. REMOVED LEFT 280 WEB SPLICE DOUBLER. REMOVED LEFT 280 LOWER CORRODED WEB IAW CRJ 700, 51-42-06. RE-INSTALLED SPLICE WET WITH SOLID FASTENERS; BOTTOM 2EA ROWS TO LOWER LEFT 280 WEB IAW CRJ SRM 51-42-02. STARTED INSTALLATION OF FASTENERS IN LEFT 280 WEB AND SPLICE DOUBLER IAW REO 670-53-11-052. COMPLETED INSTALLATION OF LEFT FS 280.00 LOWER WEB FASTENERS IAW BOMBARDIER REO 670-53-11-052. FILLET SEALED REPAIR AREA IAW CRJ 700 SRM 51-23-00. TOPCOATED REPAIR AREA IAW CRJ 700 SRM 51-25-16. SUPPLEMENTAL - SDR CLOSED 03/15/07.