Building 64 Soil Flushing Pilot Test
Groundwater collection trench has been excavated to 4 feet to expose and remove underground utilities.

Building 64 Soil Flushing Pilot Test
Abandoned electric conduits crossing the site of the groundwater collection trench.

Building 64 Soil Flushing Pilot Test
A 24-inch shaft is being drilled for construction of the groundwater collection trench.

Building 64 Soil Flushing Pilot Test
Construction of injection trench inside Building 64.