Standard&Poor's Ratings Services confirmed its 'AAA/A-1+' rating on Triborough Bridge and Tunnel Authority, N.Y.'s series 2001B general purpose variable-rate revenue bonds, due to the bank facility being extended to Sept. 28, 2018. The long-term component of the rating is based jointly (assuming low correlation) on the ratings on the obligor, Triborough Bridge&Tunnel Authority, and the letter of credit provider, State Street Bank and Trust Co. The short-term component of the rating is based solely on the rating on State Street Bank and Trust Co. USPF Criteria: Municipal Applications For Joint Support Criteria, June 25, 2007 Criteria: Joint Support Criteria Update, April 22, 2009 Criteria: Methodology And Assumptions: Approach To Evaluating Letter Of Credit-Supported Debt, July 6,