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 Concurrent Technologies Corporation
Remediation Survey
Air Sparging with Soil Vapor Extraction
Page 5
3.
Design Tools:
4.
Remediation Hardware:
5.
Capital Cost:
See section VI
6.
Operating and Maintenance Cost:
See section VI
B.
Air Sparge Pump System
1.
Design Goals:
165 cfm @ 4 psi
2.
Design Parameters
a.
Air Flow Rate: 1020 cfm per well (5 running at once)
b.
Operating Pressure:
25 psi
c.
Operating Temperature: ~150 F
d.
Steam Inclusion: N/A
e.
Other:
In-line flow meters, gauges, pressure regulators
3.
Design Tools:
4.
Remediation Hardware:
M-D pneumatics 40005A positive displacement blower
5.
Capital Cost:
~15 K
6.
Operating and Maintenance Cost:
See section VI
C.
Vacuum Extraction Wells
1.
Design Goals:
Recovery of VOC-laden soil vapor
2.
Design Parameters
a.
Pipe Type:
PVC
b.
Pipe Diameter:
4 in
c.
Depth:
34 ft below grade
d.
Screen Interval: Lateral SVE trenches 30 60 ft
e.
Screen Type:
0.010-in factory slotted PVC
f.
Number and Spacing:
5 total
g.
Other: Horizontal SVE trenches due to shallow depth to ground
water
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