Soil and Groundwater Remediations

Remediation of a petrochemical plant in Antwerp (Belgium)

The site became contaminated following leaks from storage tanks. Because remediation was carried out in a fully operational plant, the work was not to interfere with production or safety on site.

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In this operationel petrochemal plant, we are to remove a floating layer of cyclohexane.

Installation of a permeable reactive barrier in Antwerp (Belgium)

At this site in Wilrijk, a reactive wall was installed for the remediation of the groundwater, contaminated with chlorinated solvents. It was the first time that DEC installed a reactive wall.

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On this site in Wilrijk, we installed a permeable reactive barrier (Antwerp, Belgium).

Soil remediation in Tranemo (Sweden)

The remediation project in Tranemo, Sweden, involved remediation of a former wood impregnation site. As a result of these activities, the soil is contaminated with arsenic, copper and chromium.

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With this mobile soil washing plant, 40,000 tons of contaminated soil will be recycled to a percentage of 90%.

Remediation of a gasworks at High Wycombe (UK)

This project comprised the remediation of the gasworks, near the centre of High Wycombe, Buckinghamshire (UK). With its mobile soil washing system, DEC acted as a specialist subcontractor.

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The former gas plant was situated close to the centre of High Wycombe and will be redeveloped into a new residential area.

Soil remediation General Biscuits in Herentals (Belgium)

The soil contamination at this area ocurred following a leak in an underground oil tank. The contamination was located partly under and near the office buildings, housing this company’s European headquarters.

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To ensure the stability of the building next to the works, we excavated the soil as much as possible under safe slope. The last part adjacent to the building was excavated in strokes of appr. two meter width and immediately refilled with stabilised sand.