Consultancy Services for Preparation of Samsun Sewerage Study Master Plan and Feasibility Study, Conceptual Design and Tender Documents of Priority Investments

Samsun is a metropolitan city with a present population of app. 500.000 inhabitants. Existing wastewater collection and stormwater drainage systems were insufficient and malfunctioning. There were wrong connections of wastewater sewers to the stormwater culverts which directly discharged to the sea water in the harbour without treatment. There was no wastewater treatment plant. Scope of the project;

1. Assessment of the existing facilities and identification of insufficiencies.
2. Master planning of sewerage system for staged future years of 2015 and 2025.
3. Determination of priority investments (until year 2015)

• Separation of wastewater and stormwater sewers
• Diversion of sewers that are discharging combined wastewater and stormwater directly to the harbor
• Completion of the main sewer trunk and lift stations
• Construction of a new wastewater treatment plant at east end of Samsun
• Leachate handling at the wastewater treatment plant
• Construction of a sea outfall structure for effluent discharge
• Sludge management

Services provided by ALTER;

• Master planning up to year 2025
• Needs assessment
• Definition of priority investments up to year 2015
• Feasibility study
• Site investigations
• Under water mapping for deep sea outfall
• Drilling and geotechnical surveys
• Conceptual design for WWTP and sea outfall
• Technical Specifications and tender documents in accordance with FIDIC rules (YELLOW BOOK) for design-build/turnkey construction of WWTP and sea outfall
• EIA (Environmental Impact Assessment) for WWTP