U1 UST Installation/Retrofitting Exam Questions With Correct Answer

EXAM STUDY MATERIALS July 30, 2024 11:26 AM U1 UST Installation/Retrofitting Exam Questions With Correct Answers 1. One of the significant causes of leaks in underground liquid storage systems is ____________ ________________ - answer✔✔Improper Installation 2. Written Plans are required to - answer✔✔obtain permits, solicit bids, and provide precise guidance for installers. 3. The plans should - answer✔✔Describe the propert y, identify the size and location of the tanks, indicate the liquids to be stored and provide the location of the dispensers and piping. 4. Storage systems discussed in this recommended practice are usually regulated by - answer✔✔Federal, state or local ag encies. 5. All owners should ensure that the equipment to be installed meets - answer✔✔applicable regulatory requirements before being installed 6. Consult the local authorities who have jurisdiction in the area before storage -system plans are - answer✔✔finalized or construction is initiated. 7. All owners should ensure that the equipment to be installed meets all applicable regulatory requirements before - answer✔✔Being installed. 8. To avoid damage tanks must not be - answer✔✔dropped, dragged, or handled with sharp objects. 9. Tanks must not be dropped, dragged, or handled with sharp objects to avoid - answer✔✔Damage to the tank 10. The only time tanks really should be moved is when - answer✔✔for inspections and testing. 11. If a tanks is damaged at all th roughout the moving process it must be - answer✔✔Repaired in accordance with the manufacture's instructions. 12. The proper way to move a tank is by lifting it, using the - answer✔✔Lift lugs that are installed by the manufacturer. 13. Tanks should be caref ully lifted and lowered using - answer✔✔Cables or chains of adequate length. EXAM STUDY MATERIALS July 30, 2024 11:26 AM 14. When two lifting lugs are being used, the angle between the lifting cable and vertical should be no more than - answer✔✔30 degrees. 15. Stockpile piping materials and equipmen t in a _____________ _________ on the job site - answer✔✔Secure area 16. Confirm adherence to specifications by reporting to the owner about any - answer✔✔detected damage that could result in leakage or premature corrosion. 17. Pressure test single -walled tanks with _____ to _______ psig air pressure, soaping all surfaces, seams and fittings while inspecting for bubbles. - answer✔✔3 to 5 18. Air testing with over ___ psig (3 Psig for 12 -Ft. Diameter FRP tanks) is hazardous and may damage the tank - answer✔✔5 psig 19. Do not air test a tank that has previously contained - answer✔✔flammable or combustible liquids 20. Place ______ barricades at the ends of tanks being tested. - answer✔✔Warning 21. Avoid tank ends, man -ways, and fittings while the tank is under - answer✔✔Pressure 22. Release pressure in the tank before disconnecting any - answer✔✔gauges or test fittings. 23. Be aware some manufactures do not tighten fittings to allow for ________ _____ _____________ during shipping and storage. - answer✔✔Temperature changes 24. True or False: Air tests are inconclusive without soaping and careful inspection for bubbles? - answer✔✔True 25. Tanks gauges must have a scale that will permit detection of small changes in __________ that might go undetected on gauges with a ___________ _________. - answer✔✔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 lim it of ____ or ______ - answer✔✔10 or 15 psig 27. Check the gauges __________ and _________ before use - answer✔✔operation and accuracy 28. Underground storage systems may include vapor -recovery - answer✔✔Piping and equipment 29. What can cause premature st orage -system failures _________ - answer✔✔Debris and other foreign materials 30. Tank installers should have gone through training programs to improve their skills and insure the install is __________ - answer✔✔Successful EXAM STUDY MATERIALS July 30, 2024 11:26 AM 31. __________ kinds of plans are required to obtain permits, solicit bids, and provide precise guidance for installers - answer✔✔written 32. ___________________ should insure that the equipment to be installed meets all applicable regulatory requirements before beginning an installation - answer✔✔Owners 33. Tanks should be ___________ inspected before installation - answer✔✔Visually 34. 2 Gauges should be used to reduce ___________ ____________ - answer✔✔gauge failure 35. A pressure -relief device should e used to prevent _______________ __ __________ - answer✔✔Over pressurization 36. True of False: Over pressurization could be a result of temperature changes - answer✔✔True 37. To avoid damaging the interstitial space between tank walls from over -pressurization, avoid pressurizing the inner t ank to a maximum of______ psig - answer✔✔5 psig 38. Double wall tanks pressure should be monitored for _____ hour - answer✔✔1 39. If a compartment has single walled bulkheads, test the compartments on ___________ ___________ of the same bulkhead at differe nt times. - answer✔✔A. Opposite sides B. Different sides C. Adjacent sides D. Congruent sides Answer B 40. If the compartmented tank has double -walled bulkheads, compartments may be tested at the _____________ __________ - answer✔✔A. First time B. Second time C. Same time D. Last time Answer C 41. Carefully inspect _______________ and __________________ surfaces of a tank shipped with a liquid -filled interstice for signs of leakage - answer✔✔Interior, exterior 42. A double -walled tank shipped with a _____________ on the interstice need not be subjected to an air/soap test. - answer✔✔A. Ballard B. Gauge