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Issue Date: November 22, 1995
Revision Date: November 6, 1997
Triangle
Environmental, Inc.
TEI Model
LT-3, Version 1.0
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. |
| Pipeline
Capacity |
Maximum of 80
gallons. |
| Waiting
Time |
None between
delivery and testing.
Minimum of 15 minutes between dispensing and testing. |
| Test
Period |
Minimum of 15
minutes.
Test data are acquired and recorded manually.
Manual calculations are performed by the operator on site. |
| Temperature |
Product change
per hour must be less than 4 degrees F. |
| Calibration |
Sensors must be
checked annually and calibrated semi-annually in accordance with
manufacturer's instructions. |
|
Triangle
Environmental, Inc.
|
Evaluator: United
States Testing Company
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730 North Mariposa St.
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Tel:
(213) 723-7181
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|
Burbank,
CA
91506
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Date of
Evaluation:
03/03/92
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Tel: (800) 767-6004
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