The Romanian city will get improvements to 15km of roads and officially joins the Green City programme of the European Bank for Reconstruction and Development - EBRD.
According to RMIT - the Royal Melbourne Institute of Technology - 10 project sites around the Australian city will use an estimated 21,000kg of recycled plastic.
The contract was awarded to local engineering firm GBS-Infrastructure Construction in Plovdiv, a subsidiary of the Bulgarian civil engineering group Glavbolgarstroy.