2023 | Istanbul Water & Sewerage Administration (İSKİ)
Construction, Maintenance and Repair Work of Various Drinking Water and Wastewater Lines in European Side Beyoğlu, Şişli and Kağıthane Districts.
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2022 | Istanbul Water & Sewerage Administration (İSKİ)
Asian Side Affairs Department Kadıköy, Ataşehir and Adalar Districts Drinking Water and Wastewater Lines Construction, Maintenance and Repair Work
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2020 | Istanbul Water & Sewerage Administration (İSKİ)
Asia Region Part 7 Miscellaneous Wastewater, Stormwater Channel and Stream Improvement Construction
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2019 | Istanbul Water & Sewerage Administration (İSKİ)
Asia Region Part 6, Miscellaneous Wastewater Channel And Stream Improvement Construction
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2018 | Istanbul Water & Sewerage Administration (İSKİ)
2018 Monitoring and Cleaning of Wastewater Infrastructure Systems in the Responsibility Area of European 1st Region Subscriber Affairs Department Fatih, Bayrampaşa, Esenler, Zeytinburnu Regions.
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2016 | Istanbul Water & Sewerage Administration (İSKİ)
2016 Potable water and wastewater construction, maintenance and repair work within the boundaries of Avcılar District
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2015 | Istanbul Water & Sewerage Administration (İSKİ)
2015 Cleaning and monitoring of wastewater lines and parcel connections in the service area of the Branch directorates affiliated to European 2nd Region Subscriber Affairs Department.
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