Summary

Case submitted by: A&G Milieutechniek bv
Country: The Netherlands
Built-up site?: No
Soil type: Mainly sand and clay
Follow-up required?: Yes, monitoring of permantent/decreasing precipitation
Treated contamination: Heavy metals, mainly cadmium and zinc
Medium contamination: Groundwater
Dimension contamination: 150 m3
Remediation goal: Stable end concentration
Remediation goal achieved?: No, the pilot is not yet completed
Initial and final concentration or load removal: Zinc initial concentration: 4000 ug/l
Active remediation phase: 08/05/2008 until 4/07/2008
Passive remediation phase: The passive phase is not yet completed. Expected realization period: 14/09/2008 until 14/09/2010

In-situ remediation technique:

Case detailed information

General information
Project name: Budel: In-Situ Metaal Precipitatie (ISMP) of heavy metals Case submitted by: A&G Milieutechniek bv Contact: dhr. W. Boekholt Address: Postbus 660 Telephone number: +31 (0)416-344044 +31 (0)416-344080
Location
Country: The Netherlands City/region/county: Budel/ Noord-Brabant (future) use of location: Railway zone Built-up location during the active remediation phase?: No
Technique
In situ saneringstechniek:
Explanation technique: Vertical injection filters at two depths, with infiltration of a substrate (melasse) and nutrients. Also other remediation techniques applied?: No After care needed?: Yes, monitoring of permantent/decreasing precipitation Rationale for the chosen technique: Pilot i.v.m. SKB-project naar: - further development/optimalisation of the techniek - judging and verification of the stability - increasing the support and knowledgetransfer
Contamination
Treated contaminant(s): Heavy metals, mainly cadmium and zinc Contaminant phase: Groundwater Size contamination: 150 m3 Depth contamination: 10 m below surface
Soil
Soil type: Mainly sand and clay Saturated/unsaturated zone?: Saturated zone Permeability: Flow velocity or gradient groundwater:
Result, duration, expense
Remediation goal: Stable end concentration Remediation goal achieved?: No, the pilot is not yet completed Initial and final concentration and load removal: Zinc initial concentration: 4000 ug/l Active remediation phase: 08/05/2008 until 4/07/2008 Passive remediation phase: The passive phase is not yet completed. Expected realization period: 14/09/2008 until 14/09/2010 Total costs passive/after care phase: € 101.830,- inclusiding research before the start of the active remediation Total costs active phase: € 35.070,-
Stakeholders
Problem owner: ABdK Contractor: A&G Milieutechniek bv Remediation plan: nvt Remediation research: Projectplan "insitu removal heavy metals Kempen", Tauw 2006, kenmerk PT04.105-A Competent authority: Provincie Noord-Brabant Contact information stake holders: Tauw Dhr. T. Keijzer 0570-699717
Additional information
Lessons learned: In case of a poorly drained soil, the use of local water for the mixture of the substrate and groundwater which needs to be infiltrated is difficult, expensive and time-comsuming. Remarks:
Related techniques and HIP-pilots
Related HIP-pilots: