November 9 (SeeNews) - The environment ministry of Bosnia's Serb Republic said it has received a request from state-owned power utility Elektroprivreda Republike Srpske (ERS) and hydro power producer Hidroelektrane na Trebisnjici (HET) to conduct a preliminary environmental impact assessment (EIA) of a project for the construction of the 32 MW Bileca hydro power plant (HPP).