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 Concurrent Technologies Corporation
Remediation Survey
Air Sparging with Soil Vapor Extraction
Page 8
C.
Lessons Learned
1.
Lessons Learned about the Operation of the Equipment:
Additional sparging/extraction wells needed to control lateral migration
Effectively mobilized VOC contamination within shallow saturated zone soils; however,
air flow was limited in vertical direction becasue of lithography.
2.
Why was the Technology Successful?
3.
Why was the Technology Unsuccessful?
VI.
CONTRACT TYPE AND COSTS
A.
Design of System
1.
Contract Type:
2.
Cost:
$82,000 (design and installation)
B.
Construction of System
1.
Contract Type:
2.
Cost:
$33,000 (equipment)
C.
Operation of System
1.
Contract Type:
2.
Cost:
$25,000 (lab analysis, etc.)
D.
Pilot Study Cost:
$140,000
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