UST Programs - LG 113

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

Western Environmental Resources

Model PLT-100R

LINE TIGHTNESS TEST METHOD

Certification	Leak rate of 0.1 gph with PD = 100% and PFA = 0%.
Leak Threshold	0.05 gph. A pipeline system should not be declared tight if the test result indicates a loss that equals or exceeds this threshold.
Applicability	Gasoline, diesel, aviation fuel, fuel oil #4. Other liquids may be tested after consultation with the manufacturer.
Specification	System tests fiberglass and steel pipelines. Tests are conducted at 150% operating pressure. Mechanical line leak detector must be removed from pipeline for duration of test.
Pipeline Capacity	Maximum of 80 gallons.
Waiting Time	None between delivery and testing. Minimum of 1 hour between dispensing and testing.
Test Period	Minimum of 30 minutes. Test data are acquired and recorded manually. Two tests with no time between tests are required before a leak can be declared.
Calibration	System must be checked annually and, if necessary, calibrated in accordance with manufacturer's instructions.

Western Environmental Resources	Evaluator: Vista Research
PO Box 37	Tel: (415) 966-1171
Bakersfield, CA 93302	Date of Evaluation: 11/21/90
Tel: (805) 326-0173

Appearance on this list is not to be construed as an endorsement by any regulatory agency nor is it any guarantee of the performance of the method or equipment.
Equipment should be installed and operated in accordance with all applicable laws and regulations.
For full details, please refer to our expanded "DISCLAIMER" page.