Bilfinger Berger Global Infrastructure on Friday announced the completion of the acquisition of a 50 per cent equity and loan note interest in four operational public-private partnership (PPP) projects in Germany from Hochtief PPP Solutions.Bilfinger paid a total consideration of 13.2m euro, which was funded from its existing resources. The projects include a 22-year concession to design, build/refurbish and maintain four schools in the City of Frankfurt am Main and a 25-year concession to design, build and maintain seven schools at five locations in the City of Cologne.The projects are all operational and are supported by contracted, public sector-backed revenue streams, with inflation-protection characteristics, the group said. NR