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Consultancy Services for Design Review, Preparation of Bidding Documents and Construction Supervision for Kahramanmaraş (Centrum) Water Supply, Sewerage and Stormwater Project (West Part Lot-1) & (East Part Lot-2), Ceyhan Basin Wastewater Treatment Plant (Göksun-Ekinözü) & (Çağlayancerit - Andırın) Projects

Last update: Apr 23, 2025 Last update: Apr 23, 2025

Details

Locations:Turkey
Start Date:Sep 28, 2022
End Date:Mar 25, 2024
Contract value: USD 1,085,000
Sectors:Civil Engineering, Water & Sanitation
Civil Engineering, Water & Sanitation
Categories:Consulting services
Funding Agencies:
Date posted:Apr 23, 2025

Associated funding

Associated experts

Description

Consultancy Services for Design Review, Preparation of Bidding Documents and Construction Supervision for Kahramanmaraş (Centrum) Water Supply, Sewerage and Stormwater Project (West Part Lot-1) & (East Part Lot-2), Ceyhan Basin Wastewater Treatment Plant (Göksun-Ekinözü) & (Çağlayancerit - Andırın) Projects KMARAS-C2

Brief description:

The project can be defined as follows:

  • Construction of Kahramanmaraş (Centrum) Water Supply, Sewerage and Stormwater Project (West Side Lot-1 and East Side Lot-2)
    • The Kahramanmaraş (Centrum) Water Supply project covers construction of a network with a total length of 186.02 km and transmission line of 2.77 km with 7229 houses to be connected to the drinking water network with a total length of 57.84 km. Also, mechanical and electrical renovation of 14 existing water reservoirs and 3 pump stations will be done. 2 branch valve chambers will be constructed and 3 pcs drinking water tanks with volumes of 1000 m3, 1500 m3 and 2000 m3 will be constructed. The project also includes Scada system hardware installation for the whole network.
    • The Kahramanmaraş (Centrum) Sewerage project covers construction of a network with a total length of 53.9 km with 1192 manholes and 1981 house connections to the sewerage network with a total length of 19.8 km.
    • The Kahramanmaraş (Centrum) Storm Water project covers construction of 18.4 km network with 556 storm water manholes, and 1518 storm water rain grills and connections will be constructed.
  • Ceyhan Basin Wastewater Treatment Plant Project (Göksun-Ekinözü)
    • Göksun WWTP: The design wastewater flowrate is calculated as 269.67 m3/h in Stage 1 for a population of 25,000 and 318.20 m3/h in stage 2 for a population of 30,000 including Syrian guests. Also, project includes construction of 4.6 km of wastewater collectors, manholes and auxiliary structures for WWTP.
    • Ekinözü WWTP: The design wastewater flowrate is calculated as 35.10 m3/h in winter & 63.51 m3/h in summer and 40.50 m3/h in winter & 75.86 m3/h in summer for the respective populations including Syrian guests in stage 1 and stage 2 respectively. Also, the project includes construction of 2.05 km of wastewater collectors, pumping station and auxiliary structures for WWTP.
  • Ceyhan Basin Wastewater Treatment Plant Project (Çağlayancerit-Andırın)
    • Çağlayancerit WWTP: The design wastewater flowrate is calculated as 113.39 m3/h and 133.05 m3/h for the population of 15,000 for stage 1 and 17,600 for stage 2 including Syrian guests. Also, project includes construction of wastewater collectors, soil improvement and auxiliary structures for WWTP.
    • Andırın WWTP: The design wastewater flowrate is calculated as 66.29 m3/h and 85.71 m3/h for the population of 11,600 for stage 1 and 15,000 for stage 2 including Syrian guests. Also, the project includes construction of 7.7 km of wastewater collectors, pumping station, 600 m long pumping line and auxiliary structures for WWTP.

Main Deliverables / Output:

  • The sub-consultancy contract covers construction supervision services.

Client: OPTIMAL + EPTISA SERVICIOS + EPTISA MÜH. J.V.

Project Owner: İller Bankası A.Ş. (Financed by the WB)

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