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Underground Storage Tank Secondary Containment Testing Report Form 8. CONTAINMENT SUMP AND UDC TEST Test Method Developed by ❑ Manufacturer ❑✓ Industry Standard ❑ Professional Engineer Test Type ❑ Pressure ❑ Vacuum ❑✓ Hydrostatic Test Equipment Used: INCON TS-STS ❑ Check this box if Appendix 8.3 continuation page is attached. Sump/UDC ID UDC 1/2 UDC 3/4 UDC 5/6 UDC 7/8 Sump Manufacturer Western Fiberglass Western Fiberglass Western Fiberglass Western Fiberglass Sump Depth (inches) 48" 53" 12" 31" Sump Bottom to Top of 6" 6" 6" 6" Highest Pipe Penetration inches Test Start Time 2:02 pm 2:02 pm 2:02 pm 2:24 pm Initial Reading 5.0301 1.8030 3.9170 5.4917 Test End Time 2:17 pm 2:17 pm 2:17 pm 2:39 pm Final Reading 5.0302 1.8026 3.9170 5.4915 Change in Reading -0.0001 0.0004 0.0000 0.0002 Pass/Fail Criteria 0.0020 0.0020 0.0020 0.0020 Tightness Test Results ❑✓ Pass❑Fail ❑✓ Pass❑ Fail ❑✓ Pass❑ Fail ❑✓ Pass❑ Fail Continuity Test Results ❑✓ Pass❑Fail ❑✓ Pass❑ Fail ❑✓ Pass❑ Fail ❑✓ Pass❑ Fail Sump/UDC ID UDC 9/10 UDC 11/12 UDC 13/14 UDC 15/16 Sump Manufacturer Western Fiberglass Western Fiberglass Western Fiberglass Western Fiberglass Sump Depth (inches) 31" 31" 31" 31" Sump Bottom to Top of Highest Pipe Penetration 6" 6" 6" 6" inches Test Start Time 2:24 pm 1:06 pm 1:06 pm 1:06 pm Initial Reading 4.1057 5.7723 2.8913 7.3815 Test End Time 2:39 pm 1:21 pm 1:21 pm 1:21 pm Final Reading 4.1059 5.7721 2.8913 7.3813 Change in Reading -0.0002 0.0002 0.0000 0.0002 Pass/Fail Criteria 0.0020 0.0020 0.0020 0.0020 Tightness Test Results ❑✓ Pass❑ Fail ❑✓ Pass❑Fail ❑✓ Pass❑ Fail ❑✓ Pass❑Fail Continuity Test Results ❑✓ Pass❑ Fail ❑✓ Pass❑Fail ❑✓ Pass❑ Fail ❑✓ Pass❑ Fail Describe in Section 9 all tests marked "Fail"and any repairs made during the test. Page 3 of 4