...S&P Global Ratings assigned its '##-' long-term rating to Triborough Bridge and Tunnel Authority (TBTA), N.Y.'s pro forma $270 million series 2018B and $160 million series 2018C general revenue refunding bonds, using its "U.S. And Canadian Not-For-Profit Transportation Infrastructure Enterprises" (TIE) criteria. The outlook is stable. S&P Global Ratings also affirmed the following ratings: + Its '##-' underlying rating (SPUR) on the authority's general revenue bonds; + Its 'A+' SPUR on the TBTA's subordinate revenue bonds outstanding; + Its '###/A-1+' long-term rating and SPUR on the authority's general revenue variable-rate bonds, series 2001B; + Its '##+/A-1' long-term rating and SPUR on the TBTA's general revenue variable-rate bonds, series 2002F, 2003B-1, and 2005B-2; and + Its '##+/A-1' ratings and 'A+' SPUR on the authority's subordinate revenue refunding bonds, subseries 2013D-2a and 2013D-2b. Bond proceeds will refund debt outstanding. The ratings on the series 2001B, 2002F, and...