CHICAGO--(BUSINESS WIRE)--Fitch Ratings has assigned 'BBB(EXP)' expected ratings to ITR Concession Company LLC's (ITRCC) senior secured debt structure: --Proposed $1 billion notes, series A-D; --Outstanding $700 million private placement notes; --Outstanding $829 million acquisition term loan facility; and --Outstanding $329 million capex facility. The Rating Outlook on all debt instruments is Stable. The proposed senior notes are being issued to partially refinance ITRCC's acquisition term loa