 In Bulgaria construction on a similar PFOS in the Novo Selo Training Area in Mokren, Bulgaria commenced construction in the winter of 2009 and is expected to be completed in 2012.The $54 million U.S.-funded facility is designed for 2,500 troops, providing 77 fully functional, turn-key type facilities with associated roads and infrastructure.The original 2007 Proof of Principle was originally planned to be conducted by a battalion-sized element from the 2nd Stryker Cavalry Regiment (2SCR) that had deployed to Germany in 2006.