Standard&Poor's Ratings Services affirmed its 'AA+/A-1+' rating on Utah County (Intermountain Health Care), Utah's variable-rate revenue hospital bonds series 2002B and C based on the proposed substitution of the liquidity facilities in the form of standby bond purchase agreements (SBPAs) provided by U.S. Bank N.A. (AA+/A-1+) from the SPBAs provided by West LB GUARANTEED (AA-/A-1+) on or about Feb. 11, 2009. Following the date of the actual substitution, the short-term component of the rating on the bonds will be based solely on the new SBPA provider. The SBPAs provide for principal of, and a maximum of, 35 days' interest on unremarketed tendered bonds. Each SBPA, scheduled to expire on Feb. 11, 2012, provides coverage only for bonds during