Underground - Study guides, Class notes & Summaries

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 property, 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 reco...

Nicet Level 1 - Water Based Layout Practice Questions and Answers 100% Pass Toggle hangers shall be permitted only for the support of pipe __________ inches or smaller in size under ceilings of hollow tile or metal lath and plaster. - Answer-1 2/2 in. (ref. NFPA 13 2016 Sec. 9.2.1.1.2. While conducting a flow test, the chosen hydrant should be ______ - Answer-As close to the property where the sprinkler system is being installed. (Ref, NFPA 13 Sec. A.24.2.2. or NFPA 291) What formula is ...

LP-Gas Texas Bobtail Questions and Answers 100% Pass required for all piping systems that serve _______ psig appliance systems. normally operated at 11 in WC pressure 1/2 required for all piping systems that serve 1/2 psig appliance systems. normally operated at ______ in WC pressure 11 above group LP-gas containers must not be located within ____ feet of the vertical plane beneath overhead electric power lines that are over _____ volts 6 600 Fire Extinquishers must have minimum capacity of ...

What is the result if the neutral wire becomes open on a multiwire circuit having unequal loads? Select one: a. The load of higher resistance would overheat and probably be damaged. b. The load of lesser resistance would overheat and probably be damaged. c. No effect until one load is turned off or opens. d. No effect. The load of higher resistance would overheat and probably be damaged. Refer to Figure 128.202. ___ volts are applied across the water heater element. S...

UST - UNDERGROUND STORAGE TANK EXAM ...

List the roles plants play in a healthy aquatic ecosystem. correct answers-producing oxygen -preventing shoreline erosion -lessening excess nutrients during growing season -stabilizing lake bottom -providing food and habitat for fish, waterfowl, and other aquatic animals List ways that excessive plant growth can adversely affect the ecology and uses of a water body. correct answers-harm ecology of aquatic ecosystem -curtail or prevent recreational water uses (e.g. fishing, boating, swim...

CLASS A/B OPERATOR FOR UNDERGROUND STORAGE TANK EXAM 2024/2025 The Class A and Class B certification must be renewed every: - Precise Answer 5 years UST financial responsibility requirements apply to what? - Precise Answer 600 gallon used oil tank Secondary Containment is required for what? - Precise Answer New UST Systems, Piping in contact with the ground, and Replacement UST A Class A operator shall maintain the records of UST site inspections for a *minimum* of: - Precise Answe...

Underground Storage tank Exam Questions and Answers

Type ____ is multiconductor cable identified for use as underground service entrance cable. correct answer: Type USE cable Knife switch rated for more than 1200 Amps at 250Volts or less correct answer: Can be used only as isolating switch, shall not be opened under load Track lighting with outlets in a bathroom is not allowed because ? correct answer: Track lighting has receptacle Where internal combustion engines are used as the prime motor, an on site fuel supply shall be provided ...

80. What are the 6 mandatory PHMPs? s149 - Answer-· Emergency response · Gas management · Methane drainage · Mine ventilation · Spontaneous combustion · Strata control 81. What is the flash point value where an SOP is required for dealing with flammable substances underground? s151 - Answer-· Must have an SOP for using, storing, handling and disposing of flammable substances with a flash point of less than 61⁰C 82. What is the limit to the external surface temperature of equipm...