1 WASCON 2012

Risk Assessment of Emissions

From (secondary) construction products and contaminated soil

Job Spijker, Bert-Jan Groenenberg Rob Comans

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Groundwater

Deep layer

Top layer

0 cm

30 cm

100 cm

200 cm

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Groundwater

Deep layer

Top layer

0 cm

30 cm

100 cm

200 cm

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Total Zn (mg/kg XRF) Reactive Zn (mg/kg 0.43 M HNO3) Pore water Zn (ug/l 0.01 M CaCl2)

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8

9

0

20

40

60

80

100

0.00 0.50 1.00 1.50 2.00

depth

(cm

)

Cd (mg.kg-1)

model 50

field data

model 70

model 80

0

20

40

60

80

100

0.00 200.00 400.00 600.00

depth

(cm

)

Cr (mg.kg-1)

0

20

40

60

80

100

0.00 20.00 40.00 60.00

depth

(cm

)

Cu (mg.kg-1)

model 50

field data

model 70

model 80

0

20

40

60

80

100

0.00 50.00 100.00 150.00 200.00

depth

(cm

)

Pb (mg.kg-1)

model 50

field data

model70

model 80

0

20

40

60

80

100

0.00 100.00 200.00 300.00

depth

(cm

)

Zn (mg.kg-1)

0

20

40

60

80

100

0.00 20.00 40.00 60.00 80.00

depth

(cm

)

Ni (mg.kg-1)

10

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•Data soil & groundwater

•Predefined scenarios

•“Valid” model

•Impact groundwater quality

•Policy?

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Thank You More information: job.spijker@rivm.nl