Photo History of the Investigation and Cleanup of Site 23

Photos from the investigation and cleanup of Site 23.

(Click on pictures for larger view.)

	Early 1999
	August 1999 Soil Vapor Extraction
	March 2000 Geoprobe Sampling
	October 2000 Low Clearance Drilling at Pump Islands
	March 2001 Tank Daylighting
	March 2001 Tank Removal
	May 2001 Excavation Shoring
	May 2001 Excavation Oversight
	May 2001 Sonic Drilling Near Site
	September 2001 Treatment System Trenching
	January 2002 Vapor Extraction Installation
	February 2002 Vapor Extraction Installation
	March 2002 Treatment Installation