Page 45 - 2022 NUROL YES SUSTAINABILITY REPORT

OCCUPATIONAL WORKING OUR PERFORMANCE APPLICABLE
CORPORATE FINANCIAL SUSTAINABILITY ENVIRONMENTAL VALUE CHAIN UNGC CONTENT
PROFILE OUTLOOK GOVERNANCE APPROACH AWARENESS HEALTH AND MANAGEMENT LIFE IN NUROL CONTRIBUTION TO INDICATORS INDEX GRI SECTOR
SAFETY CONSTRUCTION SOCIETY DETAILS STANDARD
ENVIRONMENTAL AWARENESS

Water Discharge By Receiving Environment
In Boukhroufa Dam Project, a package biological treatment plant is available, Waste Water Quantity Wastewater Discharge
depending on the number of employees. Periodic checks for biological treatment are Project Source (m /year) Point and Method
3
ensured, and in case of any malfunction, wastewater is planned to be extracted using
a vacuum truck and transported to the treatment facility in the area. The treated Romania Camp Area Biological Wastewater
wastewater is discharged into the Boukhroufa River. Since the water is treated before 3B5 Highway Domestic Usage 5,537.00 Treatment Plant
discharge, there is no adverse impact from the wastewater. Subcontractor personnel Project
staying in Nurol Construction’s camp area participate in a joint wastewater disposal After biological treat-
practice. Periodic wastewater analyses ensure compliance with discharge limits. Construction 12,474.00 ment, it is given to the
Camp Area Boukhroufa Stream with
The slurry water from our stone crusher is reused after settling in sedimentation Boukhroufa free flow.
ponds, and the surplus water obtained after settling flows into the river. Periodic Dam Project After the settling basin,
cleaning of the sedimentation ponds at the stone crusher ensures prevention of the water is reused or
clay and silt accumulation. Stone Crusher 5,960.00 given to the Boukhroufa
Stream with free flow.
In Souk Tleta Dam Project, domestic wastewater is discharged into the It is provided with
local sewage system using local septic tanks located in the lower area of the Souk Tleta Dam Construction 15,673.67 sewage system and
construction site. This sewage system connects to the wastewater treatment Project Camp Area gravitational flow.
plant in the Oued Smar region. The water leaving the system is known to flow
into the Bougdura River bed and eventually reach the Mediterranean. There is no Ümraniye-
information suggesting significant effects on the water body and related habitats Ataşehir- Construction Site,
based on the opinions of relevant experts (municipal officials). Göztepe Metro Camp Area and 203,201.00 İSKİ Sewer Lines
Offices
Line Project
In Souk Tleta Dam Project, if there is any blockage in the wastewater systems,
vacuum truck services are provided. İzmir Çiğli Tram
Line Project Utility Water 9,167.00 İZSU Sewer Lines
In Romania 3B5 Highway Project, due to the absence of sewage infrastructure
in the location, we have constructed four septic tanks in the construction camp 3
area in compliance with our procedures and local regulations. At regular intervals, Table 9: Amounts of Water Discharge to the Receiving Environment within the scope of the projects (m )
our wastewater is transported by a contracted company for disposal. There is no
discharge of any wastewater into the receiving environment.

In Ümraniye-Ataşehir-Göztepe Metro Project, all wastewater from our
construction sites and camp areas is discharged into the İSKİ (İstanbul Water And
Sewage Administration) wastewater sewage system. All discharged wastewater
reaches İSKİ-owned wastewater treatment plants. In this context, we pay our
canal participation fees to İSKİ and obtain Discharge permits opinions from İSKİ
for our wastewater discharges, in compliance with the limit values specified in the
İSKİ Wastewater Discharge Regulation.

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