Browse all practice questions for the FDNY CoF – Fuel-Oil Piping and Storage System (P-98) Practice Test. Search by topic, open any question and review its full explanation, then test yourself in the practice quiz.

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  • What is the requirement for labeling fuel oil storage tanks?
  • What is the function of a fuel-oil filter?
  • What is the maximum distance a container could drop that should be avoided?
  • What is the restricted maximum amount of flammable gas that can be stored in any building in SCF?
  • If you detect a fuel oil odor, what should you do?
  • Storage handling and use of compressed flammable gas requires a permit when exceeding what volume in SCF?
  • Why is it important to have a materials safety data sheet (MSDS) for fuel oil?
  • What materials are commonly used for fuel oil piping?
  • What is the typical capacity limit for a residential fuel oil tank?
  • Which component is necessary for fuel oil tank venting?
  • How should joints in fuel-oil piping be sealed?
  • What is one key requirement when installing fuel oil piping?
  • When must fuel oil systems be upgraded or reviewed for compliance?
  • What should be done with unused or expired fuel oil?
  • What is an important consideration for fuel-oil tank maintenance?
  • What is the maximum angle at which the axis of gas containers can be inclined?
  • What must be done when a fuel oil tank is decommissioned?
  • Which of the following is essential to ensure safety in a fuel-oil piping system?
  • Which training is not typically required for handling fuel-oil systems?
  • What kind of training is necessary for personnel working with fuel-oil systems?
  • What is a critical component of a spill response plan for fuel-oil storage?
  • What is the purpose of a fuel oil storage tank's emergency vent?
  • Which NFPA standard is primarily referenced for fuel oil storage systems?
  • What is the primary risk of using unmarked compressed gas containers?
  • Which of the following is a key safety consideration when working with fuel-oil systems?
  • The storage of flammable gases must be reported in accordance with which municipal law?
  • How often should fuel-oil storage tanks be inspected?
  • What is one effective way to reduce the risk of fuel oil spills?
  • When are containers allowed to be stored horizontally?
  • What is a common cause of fuel oil leaks?
  • What is the maximum percentage for a flammable gas to be ignitable?
  • How can improper fuel-oil storage indirectly affect human health?
  • What material is most commonly used for fuel-oil piping?
  • What valve must be opened manually?
  • What emergency equipment should be available near fuel oil storage areas?
  • Incompatible materials in storage should be isolated by a partition that is at least how many inches above the stored materials?
  • At approximately what temperature can fuel oil ignite?
  • What is the maximum allowable height for a fuel oil storage tank?
  • What is the primary reason for ensuring proper ventilation in fuel-oil storage facilities?
  • What should be prominently posted in gas container storage areas?
  • What is the regulated volume at which the handling or use of compressed flammable gas requires a permit?
  • Name one common cause of fuel-oil combustion inefficiency.
  • What is the maximum surface temperature that containers may be heated to?
  • What is the purpose of isolating incompatible materials in storage?
  • What is an important aspect of fuel oil system design?
  • When was the new fire code adopted in New York City?
  • What must be done if a fuel oil tank is found to be leaking?
  • What is a key requirement for fuel oil storage tank installation?
  • What describes the transferability of permits?
  • In what situation should a fuel oil tank be upgraded or replaced?
  • At what pressure must a gas be considered compressed at 68F?
  • At what pressure is a gas considered compressed according to the guidelines?
  • What emergency action must be taken in case of a fuel oil fire?
  • What is the importance of leak detection in fuel oil systems?
  • What should not be solely relied upon to identify the contents of a compressed gas container?
  • What is the minimum distance markings shall be provided throughout the piping run?
  • What is the primary role of a fuel oil filtration system?
  • Handling and use of non-piped medical gas systems must be supervised by which type of certificate holder?
  • What is the maximum allowable distance for a fuel oil storage tank from a building?
  • How can a fuel oil tank be monitored for water accumulation?
  • What should be the condition of fuel oil when stored?
  • How often should supplemental fueling equipment be inspected?
  • When is a fuel oil tank considered to be safe for use?
  • What is the purpose of a fuel-oil vent?
  • Which action is prohibited when handling cylinders?
  • What must be removed from the container before transportation?
  • What should workers do if they identify a leak in the fuel-oil system?
  • A permanent site-specific permit is valid for how many months?
  • What action must be taken in regards to fuel oil system installations?
  • A "+" sign on a cylinder indicates it qualifies for what percentage overfill?
  • Which gas is known to smell like garlic?
  • What is the legal minimum distance required between a fuel-oil tank and a property line?
  • What is a preventative measure for avoiding fuel oil leaks?
  • What is one of the risks posed by flammable vapors in fuel oil systems?
  • The intent of signage regarding hazardous materials is to indicate the type and degree of what?
  • When is secondary containment required for fuel-oil systems?
  • How are fuel oil piping systems typically tested for leaks?
  • Which of the following is a requirement for the operation of flammable gas storage?
  • What do you need to avoid using in compressed gas containers?
  • Why is it important to properly label fuel-oil piping?
  • What is bulk fuel storage?
  • What is a common issue that can occur with fuel-oil piping over time?
  • What is the purpose of a fuel-oil storage tank vent?
  • Which item is essential for conducting regular inspections of fuel oil systems?
  • The triggering amount for the sign requirement corresponds to the amount needed for what?
  • What design feature helps prevent spills during fuel transfer?
  • Piping systems shall consist of what type of information about the contents?
  • What is the function of a ball valve in a fuel oil system?
  • What is the maximum quantity of SCF of gas allowed per floor at construction sites?
  • Who is responsible for performing the transfer of non-flammable compressed gases?
  • A star stamp on a compressed gas cylinder indicates it meets the requirements for how many years of retest?
  • Which holder must personally supervise the use of non-piped medical gas systems?
  • Which materials are commonly used for fuel-oil piping?
  • What is the minimum clearance requirement from a fuel oil tank to a property line?
  • In which scenario can the heating devices be considered safe for containers?
  • How must the control valves be opened?
  • What is a fundamental characteristic of flammable materials?
  • What gas is characterized by a sweet odor?
  • What is the role of a fuel oil monitoring system?
  • How does temperature affect fuel oil during storage?
  • How much capacity must incompatible materials have to be separated?
  • Which factor is essential when determining the storage method for compressed gas containers?
  • What component is critical for monitoring fuel levels in tanks?
  • Overnight storage is prohibited with which type of permit?
  • Compressed gas containers must be separated based on what criteria?
  • What is the purpose of a fuel oil gauge?
  • What is one advantage of using polymer materials in fuel-oil piping?
  • Which installation method dramatically reduces the risk of ground contamination?
  • When can fuel-oil systems be pressurized during testing?
  • What is the primary code referenced for fuel-oil piping systems?
  • A compressed gas is a material that is a gas at what temperature in degrees Fahrenheit?
  • What should not be interchanged between different sizes?
  • What should be done if a fuel oil spill is suspected?
  • What is the minimum clearance required around fuel-oil piping?
  • Which type of plants are exceptions to the markings requirement?
  • Who must generally supervise the storage of compressed gases?
  • What practice is recommended for keeping fuel oil storage tanks clean?
  • What should be done with gas-manufacturing plants regarding markings?
  • How should fuel oil spills be treated?
  • What system component ensures that the tank does not overfill?
  • What is the ideal length for hoses to protect them from damage?
  • Which piece of safety equipment is essential when working with fuel oil?
  • What type of tank is commonly used for underground fuel oil storage?
  • What classes require excess flow control or approved means of leak detection above 15 PSI?
  • How far should combustible waste and vegetation be kept from compressed gas containers?
  • What is a critical factor in selecting a location for fuel-oil storage tanks?
  • What is the purpose of a shutoff valve in a fuel-oil system?
  • What is an essential characteristic of the dike or containment area around a fuel-oil storage tank?
  • Identify a common type of flexible piping used for fuel-oil delivery.
  • Why is it crucial to maintain records of inspections and maintenance for fuel-oil systems?
  • What is a recommended practice to minimize spills during fuel transfer?
  • What type of hazard is associated with improper handling of fuel oil?
  • What action should be avoided with regulators between different sizes?
  • What is the maximum allowable size for a residential fuel-oil storage tank?
  • What is the role of regulations in managing fuel oil systems?
  • Which regulatory aspect is crucial for safe fuel-oil storage?
  • What precautions should be taken when installing fuel-oil piping underground?
  • What is the first action to take in response to a large fuel-oil spill?
  • A citywide permit is valid for operations at multiple locations for up to how many days?
  • Temporary permits may be valid from one day to what maximum duration?
  • What kind of ground surface is acceptable for fuel oil storage tanks?
  • What aspect of hose management is critical for safety?
  • How far from the building should fuel-oil storage tanks typically be located?
  • What is the primary role of a fuel-oil pump in the system?
  • Which of the following is NOT included in the requirements for compressed gas container safety?
  • What training is required for staff managing fuel oil systems?
  • What is the primary role of the fire department in regards to fuel-oil systems?
  • What percentage of a non-flammable gas mixture with air shows no flammable range at 14.7 PSIA?
  • What should be done prior to starting work on a fuel oil system?
  • Which is not a part of fuel oil system maintenance?
  • Partially full compressed gas containers containing residual gases shall be considered what for the purposes of controls required?
  • What is one preventive measure to reduce the risk of fuel oil leaks in a system?
  • What materials are prohibited in the construction of fuel oil storage tanks?
  • What is the main function of a fuel-oil sensing line?
  • Which accessory is commonly included in fuel-oil systems to improve safety?
  • What should be done if a fuel-oil leak is detected?
  • What regulatory body oversees the safety of fuel oil storage and pipeline systems?
  • What is the minimum thickness of steel required for gas cabinets?
  • Cylinder tare weight refers to the weight of the cylinder plus what?
  • Why is it important to use proper fittings in fuel-oil piping?
  • What might indicate a safety standard compliance on a gas cylinder?
  • What preventative measure can be taken to protect against fuel oil fires?
  • Which of the following is a preventive measure against vapors in fuel-oil storage?
  • What is the primary reason for pressure relief devices to discharge upward and unobstructed?
  • Who will appear on the neck ring of a compressed gas cylinder?
  • What is a common maintenance task for fuel-oil piping systems?
  • What must not be obstructed when nesting cylinders at a seller's warehouse?
  • Inadequate lighting during the handling of gas systems can lead to which of the following?
  • Why should incompatible materials be separated in storage?
  • What is the first step before using a gas container?
  • Who is responsible for ensuring fuel oil systems comply with safety regulations?
  • What is essential to ensure during the storage of gas containers?
  • Fuel oil systems require which of the following for optimal operation?
  • When is it acceptable to open the container valve?
  • How can fuel oil storage facilities reduce the risk of incidents?
  • How far away must compressed gas containers be kept from ordinary electrical equipment?
  • What type of valve is commonly used in fuel oil piping systems to prevent backflow?
  • The transportation of hazardous materials requires compliance with what type of placards?
  • What does the term “spillage containment” refer to?
  • What is essential for maintaining safety in fuel oil systems?
  • How should the markings on a compressed gas container be?
  • What is the function of a fuel-oil expansion tank?
  • Compressed gas containers are not to be used for which purpose?
  • What is the maximum number of containers that can be stored in a single gas cabinet?
  • What is the correct slope for fuel-oil piping?
  • Which type of permit is valid for a specific location only?
  • What is the minimum distance in feet that compressed gas containers should be kept from air conditioning units?
  • What should be installed at the base of a fuel-oil storage tank to prevent leaks?
  • What must be done to the container valve in a hazardous materials operation?
  • What are potential environmental consequences of improper fuel-oil storage?
  • What is the minimum distance to segregate incompatible materials in storage?
  • What is a fuel oil transfer pump’s primary function?
  • What is the maximum percentage of a mixture in which non-flammable gases are not ignitable at 14.7 PSIA?
  • Non-flammable gases do not have a flammable range with air of at least what percentage at 14.7 PSIA?
  • How is the compatibility of piping materials with fuel oil verified?
  • How should gas containers be grouped?
  • What is a characteristic of hazardous material signage?
  • What type of valve should be kept closed at all times?
  • What type of training is essential for workers handling fuel-oil systems?
  • Where is the refilling of compressed flammable gas containers strictly prohibited?
  • Which agency enforces regulations related to fuel oil storage and handling in New York City?
  • What is the significance of the “double-wall” tank design?
  • Which organization provides guidance and standards for the storage and handling of fuel oils?
  • What is the key requirement when transferring compressed gases?
  • What should be done with charged and empty containers?
  • What is a potential environmental impact of leaking fuel oil?
  • Before a gas container can be used, what must be attached to each of the control valves?
  • Which type of handles should not be removed or altered to hinder operation?
  • Why is it important to monitor the temperature of fuel oil?
  • What should you always check before using a compressed gas container?
  • What is a common method for detecting a fuel-oil leak underground?
  • What must all fuel oil piping joints have to ensure they are leak-proof?
  • Why is it important to have emergency shutoff protocols for fuel-oil systems?
  • What type of system should be installed to monitor for leaks in fuel-oil storage tanks?
  • What is the primary hazard of improper fuel oil storage?
  • What does the acronym "NFPA" stand for?
  • What does the term “egress” refer to in the context of cylinder storage?
  • What is the primary purpose of the FDNY Certificate of Fitness for Fuel-Oil Piping and Storage Systems?
  • All pressure relief devices must be designed to work effectively under what condition?
  • Which gas is recognized by its rotten egg smell?
  • What should be included in the maintenance log for fuel oil systems?
  • What type of monitoring enhances the safety of double-walled tanks?
  • What is the maximum duration for a temporary permit?
  • Which regulation is applicable to fuel-oil storage for spill prevention?
  • How does temperature affect fuel oil storage?
  • What emergency equipment is essential near fuel-oil storage?
  • Which of the following statements is true regarding fuel oil piping systems?
  • What should gas container storage areas display?
  • What must be ensured absolutely before opening the gas container valve?
  • What type of valve is used to prevent backflow in fuel-oil systems?
  • Why are earthquake-resistant features important for fuel-oil tanks?
  • What should be done if a fuel-oil leak is detected?
  • What is the risk of not properly labeling gas storage areas?
  • What type of lighting should be provided for the handling and use of compressed gas containers and systems?
  • What is the purpose of an isolation valve in a fuel oil piping system?
  • In which conditions should fuel oil storage systems operate?
  • What type of materials should not be used for fuel-oil piping?
  • What is the standard color for piping used for fuel oil?
  • What type of signs must be posted at the entrance to rooms or on cabinets containing compressed gases?
  • How often should the COF holder inspect for ignition sources?
  • What should be inspected regularly in a fuel-oil piping system to ensure safety?
  • What is the primary cause of fuel-oil leaks in piping systems?
  • What is the primary function of a fuel-oil piping system?
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