Issue Date: November 22, 1995
Revision Date: November 6, 1997

Soiltest, Inc.

Soiltest Ainlay Tank 'Tegrity' Tester, S-3


Certification Leak rate of 0.1 gph with PD = 99% and PFA = 1%.
Leak Threshold 0.05 gph. 
A tank system should not be declared tight if the test result indicates a loss or gain that equals or exceeds this threshold.
Applicability Gasoline, diesel.
Tank Capacity Maximum of 15,000 gallons. 
Tank must be minimum 100% full.
Waiting Time Minimum of 10 hours between delivery and testing. 
Minimum of 2 hours between "topping off" and testing. 
There must be no dispensing or delivery during waiting time.
Test Period Minimum of 1 hour, 30 minutes. 
Test data are acquired and recorded manually and by a strip chart recorder. 
Leak rate is calculated from last 1 hour, 30 minutes of test period data. 
There must be no dispensing or delivery during test.
Temperature Average for product is determined by a minimum of 3 thermistors.
Groundwater Depth to groundwater in tank excavation backfill must be determined. 
If groundwater is above bottom of tank, product level must be adjusted to provide net pressure of 2-4 psi at the bottom of tank during test.
Calibration Level sensors must be calibrated before each test in accordance with manufacturer's instructions. 
Thermistors must be checked annually and, if necessary, calibrated in accordance with manufacturer's instructions.
Comments Not evaluated using manifolded tank systems.


Soiltest, Inc.

Evaluator:  Law Engineering Industrial Services

Manufacturer’s Previously Listed Contact Information is No Longer Valid.

Tel:  (800) 672-6601


Date of Evaluation:  11/28/90


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