ПIn January 2015, Geostroy AD signed a contract with Harmanli Municipality for implementation of the first stage of the project for reconstruction of the water supply system and building a wastewater collection, treatment and disposal system in the village of Biser. The project main objective is to prevent from consequences of the devastating floods that swept through the village in 2012. The works are funded under Priority Axis 3 “Improving the quality of life in rural areas and encouraging diversification of rural economies”, Measure 321 “Basic services for the economy and rural population” of the Rural Development Programme 2007-2013 supported by the European Agricultural Fund for Rural Development (EAFRD) under Grant Contract No.26/321/01229/27.11.2012.

The following subprojects are to be executed:

• Reconstruction of a 7-km long water supply system. Replacement of the existing asbestos-cement and steel pipes with new polyethylene pipes; installation of stopcocks and fire hydrants; construction of residential water service connections. The main water supply branches will be made of pipes with diameters of 160, 125, 110 and 90 mm.

• Construction of an 8.5-km long sewerage system. Two main sewage collectors and 62 secondary sewage branches are envisaged to be built, as well as residential sewage service connections and a pump station.

• Construction of a Potable Water Treatment Plant - a water treatment facility for removing iron and manganese from drinking water will be built, consisting of the following technological components: a dosing pump for reagent solution, a vessel for reagent preparation, a reaction tank, feed pumps, filters for iron and manganese removal, an activated carbon filter (GAP), a compressor, a washing-water tank, service pipelines.

• Construction of a Wastewater Treatment Plant – this subproject envisages installation of a local wastewater treatment facility and related sewage pump station.

The project is to be completed by the end of 2015.