Project Description

Project Name: Modernization of the Surface Runoff Treatment Facilities Complex at Pulkovo Airport
Country: Russian Federation
Period: 03/2025 - 08/2025
Client: Northern Capital Gateway LLC
Provided services description:
The project is aimed at modernizing the treatment facilities to increase their capacity from 5,000 m³/day to 10,000 m³/day and optimize wastewater treatment parameters.
The process flow diagram for physico-chemical treatment includes the following treatment stages:
- equalization tanks;
- first-stage anodic oxidation unit (AOU-1);
- first-stage flotation units;
- second-stage anodic oxidation unit (AOU-2);
- second-stage flotation units;
- three-stage filtration (mechanical, sorption, and ion-exchange filters);
- nanofiltration;
- reagent handling unit;
- UV disinfection of treated wastewater;
- sludge dewatering unit;
- intermediate tanks and pumping stations.

Consulting services provided:
- technical assessment of the conditions of generation, collection, and discharge of surface runoff from the airport territory and determination of the initial parameters for the design of treatment facilities;
- support and monitoring of the testing of a pilot wastewater treatment plant;
- technical expert review of the adopted process flow diagram and the process section of the Project.

Investment amount: USD 15 million

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