Term
CARB's most recent vapor regulations are known as:
a. EVR (Enhanced Vapor Recovery)
b. CVR (California Vapor Recovery)
c. PVR (Protective Vapor Recovery)
d. ORVR (Onboard Refueling Vapor Recovery) |
|
Definition
a. EVR (Enhanced Vapor Recovery) |
|
|
Term
A valve installed in a motor-vehicle fueling hose
designed to seperate with little or no product
spillage when excessive force is placed on a hose
called:
a. Breakaway
b. Hose Clamp
c. Sheer Valve
d. Flow Limiter |
|
Definition
|
|
Term
A Gilbarco vapor vac/opw vapor saver system is
considered to have a vapor recovery equipment
defect (VRED) if the vapor escape guard on an
OPW 12VW nozzle s missing or damaged at least
______ percent or the circumberence of the devise.
a. 25
b. 50
c. 75
d. 100 |
|
Definition
|
|
Term
The two point phase I vapor recovery system requires
that a sparat vapor recovery riser pipe be installed
in the ank and be equipped with a:
a. Drop Tube
b. Locking Block Valve
c. Pressure/vacuum valve
d. Vapor recovery adaptor |
|
Definition
d. Vapor recovery adaptor |
|
|
Term
When removing liquid from a sump or spill bucket
and the liquid contains fuel, it must be:
a. Managed as hazardous waste
b. Pumped into a bucket to evaporate
c. Scooped or balled onto the concrete
d. Put it in a sealed container and put into dump |
|
Definition
a. Managed as hazardous waste |
|
|
Term
One of the approved methods of overfill prevention
is to have an overfill device that will
automatically shut off fill to the tank when the
tank is at a maximum of ___ percent full.
a. 80
b. 90
c. 95
d. 99
|
|
Definition
|
|
Term
What is the appropriate way to clean a spill of
gasoline?
a. Allow product to evaporate from the area
b. Wash the spill product from the area with water
c. Apply absorbent to the area
d. Apply absorbent to the area, then remove and
dispose of the absorbent in accordance with
applicable requirements. |
|
Definition
d. Apply absorbent to the area, then remove and
dispose of the absorbent in accordance with
applicable requirements |
|
|
Term
Which of the following is not an overfill device:
a. Ball Float
b. Spill Bucket
c. Tank overfill alarm
d.Drop tube flapper valve
|
|
Definition
|
|
Term
According to PEI RP300, a combustible gas indicator can be used to:
a. Determine carbon dioxide levels.
b.
Monitor Benzene, Toluene, and Ethyl Benzene levels.
C.
|
|
Definition
| d. Detect vapor leaks in vapor recovery system |
|
|
Term
| A non-volumetric test is a _______ test. |
|
Definition
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|
Term
| Releases must be reported within _____ hours by the ________. |
|
Definition
|
|
Term
| Vibration does not affect a non-volumetric test. (T/F) |
|
Definition
|
|
Term
| Vapor pockets do not affect a non-volumetric test. |
|
Definition
|
|
Term
| Tank test gallons per hour common criteria is... |
|
Definition
|
|
Term
| EPA tank test gallons per hour criteria is... |
|
Definition
|
|
Term
| Tighten all _____ _____ fittings prior to test. |
|
Definition
|
|
Term
| The flashpoint of gas is... |
|
Definition
|
|
Term
| If a tank is damaged while being unloaded from the transport truck and installed in that condition, can it be tested or not? |
|
Definition
|
|
Term
| The water table does not affect a non-volumetric test. (T/F) |
|
Definition
|
|
Term
| Monitoring wells must be no more than ___ to ___ feet apart and ________. |
|
Definition
|
|
Term
|
Definition
| The space between the inner and outer wall of a tank or line. |
|
|
Term
| A coaxial vapor recovery system is a______ or ________ system. |
|
Definition
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|
Term
| A suction line with a check valve at the pump/dispenser is, or is not required to be tested? |
|
Definition
| It is not required to be tested. |
|
|
Term
| Is a suction line with a check valve at or in the tank required to be tested? |
|
Definition
|
|
Term
| Lightning affects a combustible gas detector. (T/F) |
|
Definition
|
|
Term
| The fastest means of exposure to gas is ___________. |
|
Definition
|
|
Term
| Line test criteria is ___ gph at ___ psi. |
|
Definition
|
|
Term
| If a steel tank with a cathodic protection system on it is temporarily closed, does the cathodic protection system need to remain on and functioning? |
|
Definition
| Yes, the cathodic protection system must be maintained and turned on. |
|
|
Term
|
Definition
| A bond between one or more electrically conductive objects and the earth, so that all objects are at zero electrical potential. |
|
|
Term
| Monitoring wells are marked (identified) to insure that... |
|
Definition
| Delivery drivers do not mistakenly put gas into well. |
|
|
Term
| Gas will give off enough vapors at ____ degrees to ignite. |
|
Definition
|
|
Term
| When there is air at the pump of a suction system the __________ should be checked for proper operation. |
|
Definition
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|
Term
| A ball float is sufficient overfill protection for an underground storage tank. (T/F) |
|
Definition
|
|
Term
| A monitoring well is an acceptable form of leak detection for an underground storage tank. T/F |
|
Definition
|
|
Term
| If a leak is detected in a line, the fuel is diverted to another line. T/F |
|
Definition
| False, the fuel is not diverted to another line. |
|
|
Term
| The level of groundwater is measured in a _____________. |
|
Definition
|
|
Term
| A hole in a tank below the level of groundwater will ___________________. |
|
Definition
| Allow water to enter the tank. |
|
|
Term
| A line leak test is performed at ____ percent of operating pressure. |
|
Definition
| 1.5 percent of the operating pressure. |
|
|
Term
| What is the retention time for a tank test report? |
|
Definition
|
|
Term
| False detection is ____________________. |
|
Definition
| When a line or tank leak is found, though another reason is the cause of loss. |
|
|
Term
| Non-volumetric test will or will not quantify a test? |
|
Definition
| Will not quantify a test. |
|
|
Term
| Is moist and cold skin a symptom of petroleum exposure? |
|
Definition
|
|
Term
| Gasoline vapors are lighter than air? T/F |
|
Definition
| False, gasoline vapors are heavier than air. |
|
|
Term
| Tank tests must have a probability of ___ percent. |
|
Definition
|
|
Term
|
Definition
| An electrical connection between two or more conductive objects such that they are at the same electrical potential, but not necessarily at the same potential as the earth. |
|
|
Term
| What affects volumetric test? |
|
Definition
1. Thermal expansion and contraction.
2. Thermal expansion of vapor pockets.
3. Structural deformation of tank.
4. Exportation or condensation of tank.
5. Waves or noise. |
|
|
Term
| What affects non-volumetric tests? |
|
Definition
1. Water table.
2. Wind.
3. Noise. |
|
|
Term
| The fire triangle consists of... |
|
Definition
| Oxygen, ignition source, fuel. |
|
|
Term
| The thermal coefficient of diesel is _________. |
|
Definition
|
|
Term
| The thermal coefficient for gas is _________. |
|
Definition
|
|
Term
| Oxygen levels necessary to breathe are between _______ and ______ percent. |
|
Definition
|
|
Term
| The normal oxygen level is _______ percent. |
|
Definition
|
|
Term
| Place blower at least _____ from edge of stp sump and __________. |
|
Definition
|
|
Term
| Class A fire extinguishers are used for ________. |
|
Definition
|
|
Term
| Class B fire extinguishers are used for ________. |
|
Definition
|
|
Term
| Class C fire extinguishers are used for ________. |
|
Definition
|
|
Term
| Class D fire extinguishers are used for ________. |
|
Definition
|
|
Term
| In a 4 inch fill riser, a volume change of _____ gallons will cause a level change of about _________ inches. |
|
Definition
| .05 gallons, .00006 inches |
|
|
Term
| A tank tester must determine values for: ____________, ____________ and ___________. |
|
Definition
| Height to volume conversion factor, coefficient of thermal expansion and height of water table |
|
|
Term
| Manifolded tanks should be disconnected and tested separately due to ______________. |
|
Definition
|
|
Term
| Drop tubes may interfere with a tank test in what three ways? |
|
Definition
| Can prevent sensor being placed in tank. Can prevent circulation of product. Temperature change due to a colder/warmer temperature in isolated product. |
|
|
Term
| Wait: _______ after gross product delivery and ________ after topping off because of ____________ and __________________. |
|
Definition
| 6 hours, 3 hours, because of temperature differences and stratification, and structural deformation of tank (tank deflection)due to head pressure. |
|
|
Term
| A 1 degree Fahrenheit drop will shrink 1000 gallons by ______. |
|
Definition
|
|
Term
| A temperature change of 2.5 degrees Fahrenheit may change the volume of a 100 gallon vapor pocket by ____ gallons. |
|
Definition
|
|
Term
| Vapor pockets in quantities as small as _____ gallons can influence test results. |
|
Definition
|
|
Term
| If the water table is higher than the product level, you should... |
|
Definition
| Raise the product level above grade until the pressure of exerted by the product overcomes the pressure of the liquid outside it. |
|
|
Term
| If 5 gallons is added to a tank, and the height of the liquid in the fill pipe increases by 15 inches, a height of 3 inches would equal a volume of __ gallon. |
|
Definition
|
|
Term
| The uncertainty inherent in assuming an average coefficient based on product type is at least _____ percent. And _______ percent if the coefficient of expansion is determined by measurement of the product density. |
|
Definition
| 10 percent, and 5 percent |
|
|
Term
| The calculation for finding a volumetric flow rate is: ______ - ______ = volumetric flow rate |
|
Definition
| Level change - temperature-induced change = volumetric flow rate |
|
|
Term
| The federal mandate cutoff date for leak detection is ____________. |
|
Definition
|
|
Term
| The federal tank test mandate cutoff date is __________. |
|
Definition
|
|
Term
| A vertical array of ____ thermistors is best, but ____ is sufficient. |
|
Definition
|
|
Term
| Probability of detection of _____ percent, with a probability of false alarm of _____ percent. |
|
Definition
|
|
Term
| No suction release detection required if what three criteria are met? |
|
Definition
| Below grade piping operates at less than atmospheric pressure, is sloped to drain into tank and only has one check valve at the pump. |
|
|
Term
| Cutoff date for hazardous waste mandate is ________. |
|
Definition
|
|
Term
| Temperature Induced Level Change formula is: _______ X ________ X _______= Temperature Induced Change. |
|
Definition
| Temperature Change X Volume X Coefficient of Thermal Expansion = Temperature Induced Level Change |
|
|
Term
| ________ and _______ must report to agency within ____ hours if release or unusual operating conditions (erratic behavior, sudden loss, unexplained water) are found, or monitor detects problem. |
|
Definition
| Owners, operators, 24 hours |
|
|
Term
| Farm tanks at least ______ gallons need to be tested. |
|
Definition
|
|
Term
| Any liquid with a flash point less than 100 degrees Fahrenheit is considered ___________. |
|
Definition
|
|
Term
| Any liquid with a flash point above 100 degrees Fahrenheit is considered ___________. |
|
Definition
|
|
Term
| Gas expands ______ percent per 10 degrees increase in temperature. |
|
Definition
|
|
Term
| Most petroleum products have a flammable range of ___ - ____ percent presence in air. |
|
Definition
|
|
Term
|
Definition
| Reducing oxygen to a stable, non-combustible level (7 percent). |
|
|
Term
|
Definition
| The lowest temperature at which a liquid produces enough vapors to possibly ignite. |
|
|
Term
| Purging reduces _______ _______ in a tank below ______________. |
|
Definition
| Flammable vapors in a tank below 10 percent LEL (Lower Explosive Limit) |
|
|
Term
| What percent of oxygen concentration is sufficient for fires and explosions to occur? |
|
Definition
|
|
Term
| Oxygen needs about ___ - ____ percent saturation or more to burn. |
|
Definition
|
|
Term
| Safe atmosphere is ___ - ___ percent LEL. |
|
Definition
|
|
Term
| The distance from any part of a tank holding class 1 liquids to the nearest wall of any basement or pit shall be no less than _____ and ________ from property line. |
|
Definition
|
|
Term
| Backfill must extend ______ beyond all sides of a tank and at least ______ between adjacent tanks. |
|
Definition
|
|
Term
| In areas subject to traffic cover above a TANK may consist of at least _____ inches of compacted backfill and ______ inches of asphaltic concrete, or ____ inches of compacted backfill and ___ - ____ inches of reinforced concrete. |
|
Definition
| 30 inches of compacted backfill and 6 inches of asphaltic concrete, or 18 inches of compacted backfill and 6-8 inches of reinforced concrete. Recommended at least 8 inches of reinforced concrete. |
|
|
Term
| In areas NOT subject to traffic, cover of TANKS should be at least ____ feet thick and consist of a minimum of ____ backfill and covered by _______ ______ to prevent migration and a minimum of ______ of earth. An acceptable alternative is _____ backfill material and at least __ inches reinforced concrete/___ inches of asphalt paving. |
|
Definition
| 2 feet thick. 1 foot backfill, filter fabric, 1 foot earth. 1 foot backfill, 4 inches reinforced concrete/6 inches of asphalt paving. |
|
|
Term
| _____ feet is the standard maximum burial depth for fiberglass tanks. |
|
Definition
|
|
Term
| _____ is the typical burial depth for steel tanks. |
|
Definition
|
|
Term
| Vent pispes must be at least _____ inches in diameter. |
|
Definition
|
|
Term
| Single wall tank and line tests must, before covering, be _________ or at ___ - ____ psi. |
|
Definition
|
|
Term
| PIPING shall be covered with more than ____ inches of backfill and ____ inches of concrete with NO traffic. |
|
Definition
|
|
Term
Piping within the same trench shall be separated as follows:
_________ between steel and fiberglass.
Piping need not be separated by more than ______ inches.
Two or more levels of piping shall be separated by a minimum of ____ inches of well compacted backfill. |
|
Definition
|
|
Term
| Electronic leak detectors test when pressure drops to ___ - ___ psi. |
|
Definition
|
|
Term
| When tanks are out of service less than 3 months... |
|
Definition
| Continue maintenance, corrosion protection and leak detection. |
|
|
Term
| When tanks are out of service more than 3 months... |
|
Definition
| Leave vent lines open and functioning, but cap and plug all other lines. |
|
|
Term
| When temporarily closed tanks are out of service more than twelve months... |
|
Definition
| Owner/operators must permanently close UST system. |
|
|
Term
| Owners/operators must notify agency _________ in advance of closing. |
|
Definition
|
|
Term
| Documents of excavation zone must be retained ________ after. |
|
Definition
|
|
Term
| Release detection records required to be retained _____ years after installation. |
|
Definition
|
|
Term
| Suction systems operate at ___ - ___ psi and must be at most ____ feet from dispensers. |
|
Definition
|
|
Term
| Common problems for leak detectors are... |
|
Definition
|
|
Term
| Common problems for lines are... |
|
Definition
| Vapor pockets, temperature variables, leaking check valves. |
|
|
Term
| Monitor wells must not be more than ____ feet apart. |
|
Definition
|
|
Term
| LINE test criteria federally is _____ and _____ commonly. |
|
Definition
|
|
Term
| Double wall outer piping must not be tested at more than _____ psi. |
|
Definition
|
|
Term
| Temperature changes of .1-.5 degrees centigrade may cause a ___ - ___ psi change in pressure. |
|
Definition
|
|
Term
| Atmospheric pressure affects non-volumetric tests? (T/F) |
|
Definition
|
|
Term
| Problems that affect non-volumetric tests are... |
|
Definition
| They may cause or enhance a leak under test by exerting pressure on present leaks. They may adversely affect product if not inert. They may risk explosion. They may not be as accurate and require longer test times. |
|
|
Term
| Hydrostatic piping tests must be done at _____ times _______ _______ and at least ____ minutes. |
|
Definition
| 1 1/2, operating pressure, 10 minutes |
|
|
Term
| Line test causes for a loss may include... |
|
Definition
| Leaks, a decrease in liquid temperature, piping distorion. |
|
|
Term
| Three indicators of air in a suction line are... |
|
Definition
Pump is running but not pumping liquid.
Pump seems to overspeed when first turned on and slows down as it begins pumping liquid.
A rattling sound in pump and erratic liquid flow. |
|
|
Term
| Three possible causes for water in a tank below water table are... |
|
Definition
| Loose fill cap, standing water above vent lines or a leak. |
|
|
Term
| The static head pressure on a 6 foot tank end is ___ psi. With a 3 foot fill pipe above grade, at 1.95 psi, there would be a _________ pound/___ ton increase in pressure. |
|
Definition
|
|
Term
| If a spill exceeds 25 gallons, escapes into environment, or cannot be cleaned up, it must be reported to agency by owners/operators within 24 hrs and investigated within 7 days. (T/F) |
|
Definition
|
|
Term
| Variable level tests are high risk because the fluid fluctuates. (T/F) |
|
Definition
|
|
Term
| Manual tightness tests require sampling every 10 minutes for 3 hours. (T/F) |
|
Definition
| False, it must be sampled every 5 minutes for 2 hours. |
|
|
Term
| Signs of oxygen depletion include: |
|
Definition
| Accelerated breathing and heartbeat, impaired attention, thinking and coordination, faulty judgment, rapid fatigue, possible permanent heart damage, nausea, vomiting, loss of movement, unconsciousness or death. |
|
|
Term
| Lowest oxygen level of explosions is ___ percent. |
|
Definition
|
|
Term
| 40 - 50 benzene ppm is not dangerous. (T/F) |
|
Definition
|
|
Term
| Acceptable leak detection for tanks are: |
|
Definition
Automatic tank gauging,
ground water monitoring,
inventory control w/periodic tightness testing,
manual tank gauging,
interstitial monitoring,
soil vapor monitoring,
(SIR) statistical inventory reconciliation |
|
|
Term
| Drop tubes must be within how many inches from bottom of a tank? |
|
Definition
|
|
Term
| Acceptable leak detection methods for lines are: |
|
Definition
automatic line leak detector
ground water monitoring
periodic piping tightness testing
interstitial monitoring
soil vapor monitoring
(SIR) statistical inventory reconciliation
under pump check valve for suction systems |
|
|
Term
| Double wall fiberglass secondary lines w/clamshell fittings must be tested at what psi? |
|
Definition
|
|
Term
| Double wall fiberglass secondary lines with flexible fittings must be tested at what psi? |
|
Definition
|
|
Term
| Flex double wall secondary lines must be tested at what psi? |
|
Definition
|
|
Term
| UFL-Upper flammable limit (def) |
|
Definition
| Highest concentration of product that is flammable |
|
|
Term
| LFL-Lower Flammable Limit (def) |
|
Definition
| The lowest concentration of product that is flammable |
|
|
Term
| Ignition temperature (def) |
|
Definition
| Minimum temperature a substance in air must be heated in order to ignite. |
|
|
Term
| What is the flash point of gas? |
|
Definition
|
|
Term
| What is the ignition temperature of gas? |
|
Definition
|
|
Term
| What is the specific gravity of gas? |
|
Definition
|
|
Term
| What is the flammable range for gasoline? |
|
Definition
|
|
Term
| What is the flammable range for diesel? |
|
Definition
|
|
Term
| Bonding equalizes static electricity by creating a conductive connection between two entities (such as a UST and tank truck) True or False? |
|
Definition
|
|
Term
| Grounding diverts static electricity into earth. T or F? |
|
Definition
|
|
Term
| Do bonded systems also need grounding? |
|
Definition
|
|
Term
| When does the greatest fire and explosive hazard occur? |
|
Definition
| During the transfer of product |
|
|
Term
| When O2 concentration is deficient for human wellbeing, there is not sufficient oxygen for combustion or explosion. T or F? |
|
Definition
|
|
Term
| A suction stub must be within _____ from the bottom of the tank? |
|
Definition
|
|
Term
| What is the expansion coefficient for gasoline? |
|
Definition
|
|
Term
| The rate of temperature change the first couple of days after a delivery is _____ to _____ degrees per hour? |
|
Definition
|
|
Term
| Lines must be a minimum of ____ inches from electrical conduit. |
|
Definition
|
|
Term
| Non-volumetric tests are affected by temperature change. (T/F) |
|
Definition
|
|
Term
| Tank deformation does not affect non-volumetric tests. (T/F) |
|
Definition
|
|
Term
| Tank inclination affects volumetric test accuracy. (T/F) |
|
Definition
|
|
Term
| An apparent leak of .01 gallons would result from a change in barometric pressure of _____ inches mercury. |
|
Definition
|
|
Term
| Vent pipes must be ___ feet above any window. |
|
Definition
|
|
Term
| What is the flashpoint of diesel? |
|
Definition
|
|
