...Standard & Poor's Ratings Services has assigned its '##-' rating to the Triborough Bridge and Tunnel Authority (TBTA), N.Y.'s series 2015A general revenue bonds, which are being issued to finance bridge and tunnel projects and retire the TBTA's series 2014A general revenue bond anticipation notes (BANs). At the same time Standard & Poor's affirmed its '##-' and 'A+' ratings on the authority's general revenue bonds and subordinate revenue bonds outstanding. The outlook is stable. As well, Standard & Poor's affirmed its '###/A-1+' rating and underlying rating (SPUR) on the TBTA's general revenue variable-rate bonds, series 2001B. The ratings reflect our application of the low correlation joint criteria based on the '##-' SPUR on the authority and the ratings on the series 2001B letter of credit provider, State Street Bank and Trust Co. Ltd. In addition, Standard & Poor's affirmed its '##-/A-1' ratings on the authority's general revenue variable-rate bonds (series 2001C, 2002F, and 2005B-3)....