Challenge :
- Contamination by chlorobenzenes (as MCB and HCB), chloroethenes, HCH, dioxins, volatile aromatics, mineral oil and asbestos.
Solutions :
- Excavation of 70.000 m³ of soil, redevelopment of site.
- Treatment of 38.000 tonnes of contaminated soil, transport per ship.
- Groundwater treatment by sand filtration, stripping and activated carbon filtration, 25 m³/h flow rate.
- Organisation: main contractor.
- Duration: 8 months (2019).