U1 Ust Installation/Retrofitting Exam Questions And Complete Well Explained Answers With Rationale 100% Verified As Correct Latest Update 2024 Graded A+[Already Passed]

U1 UST INSTALLATION/RETROFITTING EXAM QUESTIONS AND COMPLETE WELL EXPLAINED ANSWERS WITH RATIONALE 100% VERIFIED AS CORRECT LATEST UPDATE 2024 GRADED A+[ALREADY PASSED] 23. Be aware some manufactures do not tighten fittings to allow for _____________ _____________ during shipping and storage. Temperature changes 24. True or False: Air tests are inconclusive without soaping and careful inspection for bubbles? True 25. Tanks gauges must have a scale that will permit detection of small changes in __________ that might go undetected on gauges with a ___________ _________. Pressure, broader range. 26. Since the best accuracy of gauges is at mid-range, and test pressures must not exeed 5 psig, use a gauge with a maximum limit of ____ or ______ 10 or 15 psig 27. Check the gauges __________ and _________ before use operation and accuracy 28. Underground storage systems may include vapor-recovery Piping and equipment 29. What can cause premature storage-system failures _________ Debris and other foreign materials 30. Tank installers should have gone through training programs to improve their skills and insure the install is __________ Successful 31. __________ kinds of plans are required to obtain permits, solicit bids, and provide precise guidance for installers written 32. ___________________ should insure that the equipment to be installed meets all applicable regulatory requirements before beginning an installation Owners 33. Tanks should be ___________ inspected before installation Visually 34. 2 Gauges should be used to reduce ___________ ____________ gauge failure 35. A pressure-relief device should e used to prevent _______________ ____________ Over pressurization 36. True of False: Over pressurization could be a result of temperature changes True 37. To avoid damaging the interstitial space between tank walls from over-pressurization, avoid pressurizing the inner tank to a maximum of______ psig 5 psig 38. Double wall tanks pressure should be monitored for _____ hour 1 39. If a compartment has single walled bulkheads, test the compartments on ___________ ___________ of the same bulkhead at different times. A. Opposite sides B. Different sides