NEW YORK--(BUSINESS WIRE)--Fitch Ratings has affirmed the Wachovia Student Loan Trust 2006-1 senior notes at 'AAAsf' and subordinate note at 'Asf'. The Rating Outlook remains Stable. KEY RATING DRIVERS High Collateral Quality: The trust collateral consists of 100% of Federal Family Education Loan Program (FFELP) loans. The credit quality of the trust collateral is high, in Fitch's opinion, based on the guarantees provided by the transaction's eligible guarantors and reinsurance provided by the