PPT Slide

“Funnel & Gate”-Like Technique

With Upwelling Ground Water Conditions

higher-permeability

treatment “gates”

(include treatment

reagents, microbes,

or other materials)

not to scale

controlled flow of

contaminant-bearing

sediment pore waters beneath

low-permeability cap

towards and through

higher-permeability

treatment gates

predominant direction of ground water flow

substrate

contaminated

sediment

AquaBlok cap