NY -- Standard&Poor's CreditWire 8/26/98 – Standard&Poor's today assigned its single-'A' rating to Hamilton County, Ohio's revenue bonds series 1998A dated Sept. 1, 1998 due Oct. 1, 2023 and to revenue bonds series 1999A due Oct. 1, 2029, issued for Twin Towers Inc. The bonds are scheduled to sell Sept. 9, 1998. The rating reflects: -- Good utilization; -- A strong financial profile as demonstrated by sound financial operations, pro forma debt service coverage, and healthy cash levels; -- The organization's sound management and operation of a 459 unit, fee-for-service continuing care retirement community; and -- A favorable location in an economically diverse and wealthy suburb of Cincinnati, Ohio (G.O. debt rated double-'A'-plus), situated on a