Sewerage Project Pogradec III Final Design, Tender Documents, Tendering and Works Supervision of Investment Measures

The objective was to protect the water quality of Lake Ohrid and to reduce health risks for the population in the project area by ensuring a reliable drinking water provision and an environmentally sound collection and treatment of sewage in the city of Pogradec and the surrounding villages:

  • Assessment of the operational functionality of the water supply system (reduction of water losses);
  • Water Supply Component A1 - Renewal of the Verdove and Remenj water distribution network (15 km), installation of 1,200 new house connections, rehabilitation of Remenj reservoir (200 m³);
  • Water Supply Component A2 –Replacement of Gurras spring capture and pumping station, replacement of transportation main (5.5 km) from Gurras to Geshtenjas, rehabilitation of Gurras reservoir (200 m³),renewal and extension of Gurras water distribution network (6.7 km), installation of 400 new house connections;
  • Sewerage Component B1 – Extension of sewerage networks southwest and east of Pogradec (16 km);
  • Sewerage Component B2 – decentralised on-site sanitation facilities (rehabilitation and/or construction of septic tanks) or new central sewer networks in Starove, Verdove, Gurras and Remenj;
  • Sewerage Component B3 – Extension of the existing WWTP to 50,000 PE (mechanical treatment) and 37,000 PE (biological treatment);
  • Supply Components C1 and C2 – Procurement of operational equipment (flushing and suction trucks, safety equipment, precipitants).

Type of services provided:

  • Review of project concept, site and system inventories and verification of system schematics;
  • Review of design criteria and design scenarios;
  • Review of available production capacities of two water supply schemes;
  • Review of financial and operational aspects of the Pogradec water supply system as part of a NRW analysis;
  • Training of local staff in flow and pressure measurement campaigns including quality assurance;
  • Development of a hydraulic model of the water distribution network as a decision support system;
  • Hydrogeological investigation (capacity and quality) of Gurras spring;
  • Preliminary functional and hydraulic design of the water supply systems;
  • Inventory of operational capacities available with the PEA;
  • Preparation of a conceptual design;
  • Elaboration of geo-technical surveys;
  • Hydraulic calculation for transmission mains, pump stations, distribution networks;
  • Final design of all civil structures, installations and networks for the water supply systems;
  • Final design of a new spring capture structure including pumping station;
  • Technical specifications for all works, installations, machines etc.;
  • Preparation of tender documents according to FIDIC Red Book;
  • Works supervision.
UK sh.a. Pogradec
BMZ through KfW
09/2011 – 04/2018

Contract value: 2,571,000 €