297 Think you’re ready to be a Saudi Aramco Work Permit Receiver? Take on these 100 MCQs for 2025 and prove your safety skills! Name Email 1. Hold tags and locks are primarily installed to protect the individuals, doing the work from… The primary purpose of hold tag and locks is to protect the individual(s), performing work on an isolated equipment, from… To protect Locks & Tags Loosing Energy No one will go before finishing work Being injured in case of accidental start up None 2. Who will install lock and & hold tag from maintenance work? Who is responsible for isolation of equipment for maintenance work?When maintenance work on an equipment, who will Lock-out & Tag-out the equipment?When maintenance team is going to work on an equipment, who will make sure proper isolation and LOTO implementation? Maintenance only Operations & Maintenance Operations Only Each member of crew None 3. What are the two major hazards of EOLB Permit? What is the major hazard in EOLB work?In equipment or line opening activities, the major concern is…When doing positive mechanical isolation, the major hazard is… Release of Hazardous Material & Flammable Liquid/gas Failure of Isolation Fall of flange Flammable & Hazardous material None 4. What are the 4 steps of process to make sure electrical equipment is properly isolated? What is 4 step process to ensure that the (electrical) equipment is properly isolated? LOCK, TRY, CLEAR & TAG Clear area, lock equipment test switch and tag the lock LOCK, TAG, CLEAR & TRY Lock, Tag, Try and Clear None 5. The issuer write/mention on permit that workers will wear respiratory protection (respirator), but respirators are not available on site, what receiver will do? When receiver cannot comply with safety requirements mentioned on permit, what he should do? Start work and try to bring Respirators Use cloth to cover face Do not sign the permit None 6. How far from the edge of excavation, spoil soil must be kept? Material and spoils shall be set back at least___ from the edge of the excavation. 0.6 m (2ft) 2 m (6.6 ft) 1.2 m (4 ft) Any distance None 7. When preparing equipment for maintenance work, the issuer must make sure that it is... Before starting work on an equipment, it must be made sure that equipment is...Before starting work on an equipment, it must be… Shutdown, isolated and de-energized De-energized with power turned on Isolated repaired and certified Electrified isolated and shutdown None 8. At 15-ppm H2S Concentration, which respiratory protection will be used? What is required, if H2S is 15-ppm in work area?When H2S is 15-ppm, what must be used? N-95 Dust mask No respirator is required Cartage respirator SCBA None 9. Equipment is isolated to make sure that, it cannot... We isolate equipment to make sure it cannot be…Isolation is carried out to prevent equipment form… Start-up, leak or cause electric shock Shutdown by accident Slip trip or fall Taken to shop for repair None 10. How many padlocks are required, when 4 different contractors are working on single/one equipment? When implementing LOTO, for 4 different contractors/groups, how many locks are required?How many locks will be on isolation point, when 4 groups are going to work on an equipment? 5 6 Only one 4 None 11. What is the purpose of purging equipment? Why are equipment purged?Equipment and pipelines are purges to… All: A,B,C Making inside space, Inert To prevent fire and explosion Removing contents of an equipment, by replacing it with another gas (or liquid) None 12. When entrant/worker enters into confined space, standby man writes their name in log-sheet paper, how many times? When an entrant enters a confined space, how many times record is written?The standby man must keep count and enter names of entrants/workers… When coming out from space Two times (entry, and exit) Entering or Exiting Only when they go inside None 13. What is the man hazard on oil pipeline? What is the man hazard on hydrocarbon pipeline? Excavation cave-in Slip, Trip & Fall Flammable liquid and toxic gases Vehicle accident None 14. When group lockout is required, who will install lock on lockout box? When large number of persons are required to lockout a device, usually a group lockout box is used and is locked by…In group lockout approach, who will place lock on lockout box?_____ will place lock on lockout box? The Foreman and the receiver The receiver Each member of the crew One member from each work crew None 15. The reason, equipment must be de-energized and de-pressurized before starting work is… Equipment must be de-energized and de-pressurized before starting work, because…Why must equipment be de-energized and de-pressurized before work is started? Electricity can be wasted Purged gas can be lost Accidental start-up could happen People can be injured by stored energy None 16. The issuer must try to start-up equipment at the field switch after it has been isolated and before work starts, to make sure that… Isolated equipment, must be checked by field switch, before work starts (starting work), to make sure that… The receiver’s tag is installed The correct equipment is isolated There is no gas in the area It has been purged and cleaned None 17. What are the hazards associated with confined space? Which of the following can be an atmospheric conidiation related to confined space?Which one can be an oxygen/atmospheric related hazard in confined space? All correct Oxygen deficiency or enrichment Sharp objects Lack of nitrogen None 18. In a confined space entry, what is the most important thing to do? Before entry to confined space…?When entering in confined space, we have to…? Non sparking tools will be used Ensure that space is isolated Gas release can be made safely Get a hot permit None 19. Who can remove lock, once installed? Who can/will remove lock?When work is completed and locks are to be removed, who will remove locks? Foreman of the working crew The one who installed lock / lock owner (mentioned on tag as lock owner) No one can remove it once it is locked Anyone who want to start the equipment None 20. The safety of work site is a sole responsibility of an issuer? Once work permit is issued, only receiver is responsible for the safety of work site? True False None 21. In Saudi Aramco, most incidents occur because of not following… The reason of most incidents in Saudi Aramco is noncompliance of Operations Instructions Rules and Procedures Security instructions Duty Timing None 22. Heavy equipment operations are the most common causes of work-related fatalities in Saudi Aramco? In Saudi Aramco, most fatalities/deaths are caused by heavy equipment operations? True False None 23. Breathing in high concentration of H2S is lethal? Breathing in high level of H2S can cause death? False True None 24. If there is emergency in confined space and you are not trained in rescue, what will you do? If you find someone in trouble/emergency and you are not trained to perform rescue, what will be your action? Enter in confined space/area and do recue Perform rescue in any case Inform to rescue team Stay out of trouble and do your own work None 25. What need, confined space entry permit? For what, confined space entry permit is required?Which activity/task requires confined space entry permit?Confined space entry permit will be required for… Working in excavation over 4-ft deep Working near storage tank Working in oil processing area Working in restricted area None 26. What do we call the person who is required to be at a job site, because of a special skill he has? The person required on job site because/due-to his skill, is called...?If issuer assigns one operator on the job, when receiver is performing a critical calibration job, what we will call this assigned person? Standby man Designated representative Competent person Certified None 27. Double block and bleed isolation method is not approved for… Which task/activity cannot be performed under double block and bleed (DB&B) isolation?Primary isolation, double block and bleed, is not acceptable for… Confined space entry Hot work on process piping or equipment Work on system containing flammable or toxic material All Given Answer Correct None 28. Opening a line that contains H2S, requires worker to wear which monitors? For opening a suspected H2S line, workers are required to have which monitor? Multi gas detector O2 detector Rattler T40 / H2S Monitor No gas monitor is required None 29. Which isolation method is required for confined space entry? Which one is the only acceptable method of isolation for confined space entry?The only acceptable method of isolation, for a vessel entry is… Double Block and Bleed Disconnection and Blinding (Positive Isolation) Any method which can be adopted Single Block Valve None 30. H2S may strongly react when became in contact with, which acid? H2S may strongly react and explode when became in contact with… Nitrogen Any Acid Nitric Acid Sodium Carbonate None 31. How to protect excavation cave-in? Excavation can be protected against sidewall cave-ins by…How sidewall cave-in in an excavation can be protected? Use scaffolding bords to protect against cave-in Use only hand tools to dig Do not excavate Benching, Sloping and Shoring None 32. . When the operation person isolates the unit and install padlock, then... After operations, who will install lock?After issuer, who will install lock? Do the job quickly They can start the job with instructions of foreman Get tools and start work Receiver will install his lock None 33. What happen to the operation’s lock and tag, installed on equipment, when operator changes shift? When operational shift is changed, what will be done for implanted locks?When issuer shift is changed, but LOTO is still installed, what will happen?When operators change shift... The keys are usually transferred to new shift The lock must be changed The tag must be changed The lock and tag must be changed None 34. Chemical hazard bulletin (CHB), indicates… What important information CHB provide about the chemical? How to use chemical Only physical properties of chemical Expiry date of the chemical Hazards involved and precautions for handling the chemical None 35. Why is gas test taken before entering an excavation? Why should gas test be taken before entering an excavation?Before entering in an excavation, gas test is taken to… To check the presence of toxic gases To check the presence of explosive gas All Given Answer correct To check the oxygen deficiency None 36. What type of work permit is required when opening a line flange or equipment? Which permit is required for a tie-in activity?Which permit is required when pipe flange joint is to be opened? No Work Permit is required Equipment Opening Line Brake (EOLB) Hot Work Permit Cold Work Permit None 37. Ladder should extend ----------, above the landing area. How much ladder should be extended, beyond the landing platform? 3 ft (1 m) 30 ft 30 in 3 metres None 38. Equipment noise, impact noise, vibration, high-pressure release, and the impact of noise no communication are example of… Which type of hazard is the noise generated by construction equipment? Health Hazard Safety Hazard Noise Hazard Serious Hazard None 39. Electrical, gravity, mechanical, motion and pressure hazards are the example of _____ hazard. Electricity and pressure are ______. Noise Hazard Health Hazard Safety Hazard No Hazard None 40. What must be checked in crane inspection? What are the two important points to be checked in crane inspection? Crane Manufacturer Manual Operator’s PPEs Inspection sticker and Operator’s certificate Air pressure in tires None 41. What are the basic precautions for cold work? Select all items that apply Cold work requirements include… PPE Special work procedure Gas test Barricade and warning sign All Given answers Correct Standby man None 42. What must be done before a backhoe can dig an excavation in a hydrogen process area? How do you make sure that excavation machine operator knows where the underground utilities/hazards are? Excavate slowly in area Locate and mark all underground equipment and cables Excavate mechanically until, warning tapes appears in excavation Shutdown all critical process equipment None 43. Is there any condition when a lock can be forcefully removed? When, a lock can be removed by other than, the lock owner?When, a lock can be forcefully removed? When anyone need to start or energize that equipment When, the person who install lock, his supervisor or superintendent cannot be contacted It cannot be removed forcefully When work permit is finished None 44. What are the methods of process piping and equipment isolation? How process piping and equipment can be isolated?What are the mechanical methods of isolation? Single Block Valve All Given Answer Correct Disconnection and Blinding Double Block and Bleed None 45. Lines with suspected pressure, should be opened at the position… Pipeline flange joints must be opened from which position? 5’O clock position 15’O clock position From any direction Always from top None 46. A _______should be used for erection of scaffold. Which type of work permit is required for scaffold erection? Cold Work Permit No Work Permit is required Hot Work Permit Confined Space Entry Permit None 47. Hydrocarbon containing pipeline welding required which process to be followed? Use cutting torch on an abandoned/old line what precautions/process are required?In which order should hydrocarbon process equipment be prepared before welding on the equipment?In which order should hydrocarbon process equipment be prepared for entry (confined space entry)?What is the procedure when hydrocarbon line is to be isolated? Isolation, draining, purging, gas testing Gas test, draining, isolation, purging, cleaning Blind, gas test, drain Drainage, isolation, purge, clean, gas test None 48. Blinding isolation method is not approved for confined space entry? Fales True None 49. Toxic and flammable gases could be found in? Where toxic and flammable gases can be found? Drinking Water Excavations Steam Lines Rainwater channels None 50. Any worker can be assigned as standby man? A worker who can read and write, can be appointed as standby man? True False None 51. Installing locks and tags on electrical breakers prevents accidental.. LOTO on electrical brakers are installed to prevent accidental…Accidental _________ can be prevented by implementing LOTO on electrical brakers.Accidental _________ can be prevented by installing lock and tags on isolation devices Start-up of equipment Blind installation Nitrogen release Purging equipment None 52. What activity consider for EOLB permit? EOLB permit is required for…Example of EOLB permit use is… Cleaning of an equipment Remove sludge from an equipment Depressurising drainage of firewater pipeline with sprinkles Opening of pipeline associated with close system and may contained H2S None 53. If issuer instructs to use SCBA for Confined Space Entry, you have only one SCABA and more than one worker to go in confined space, what you will do? When SCBA is required, and everyone don’t have it, what receiver will do?Against permit requirement, if receiver cannot prove every entrant SCBA, what should be his action? Will stop work and stay on site until permit time is over Will continue work and inform worker to take care Will stop the work and inform Issuer about situation Will continue work and inform issuer about situation None 54. When installing blind on (Previously) H2S containing line, what precautions will be taken? To opening line, which is isolated from hydrocarbon system, what is a major safety requirement?What is required to open an equipment or line, with suspected respiratory hazard? Use of SCBA Use of cartage respirator No need to use respirator Use of any respirator None 55. . In oil processing areas, what are the hazards? What are common hazards in hydrocarbon processing areas?In hydrocarbons plants, what are common hazards? Working on height Working on slippery surface Woking in night Flammable liquids & gases None 56. For isolation lock, how many keys for one lock? How many keys with a pad lock used in LOTO?Locks used in LOTO, have ______ Key(s). As many crew members One for issuer and one for receiver One only 3 for each lock None 57. Double block and bleed isolation method is not approved for work, if pipeline contains hazardous material. True False None 58. When conducting a gas test in H2S suspected environment, SCBA or SABA must be used? SCBA is required to conduct gas test in an area, where maybe H2S is present? True False None 59. Why spray painting is more hazardous in confined space then open area? Spray painting is more hazardous in closed area, then open area, because it… Paints are irritant to eyes Causes sufficient oxygen decreases Can bring/make atmosphere flammable/explosive Dangerous to skin None 60. When system is shutdown, isolated, locked and tagged by personnel, what will be next step? When isolation is performed and LOTO is completed, what is next step?After implementation of lock and tags, what should be done? Do not make any delay and start job quickly Check the locks again to verify they are locked/closed Tell workers and start work Verification (verify that correct system is isolated) None 61. When issuer will make sure that equipment is de-energized, and lock out and tag out is implemented? When issuer is required to make sure that equipment is de-energized, and LOTO is implemented? When working on energised batteries When receiver work on live electrical equipment When power/energy may injure the people When working on instrument labelling None 62. What are the control measures for noise and vibration? Precautions for noise and vibration hazards are… Always use work permit Do not perform such activities Use warning signs Change (work) procedure and wear PPEs None 63. What is the purpose of using full-body Harness and lanyard? Why full-body harness is used? To arrest a fall (to protect from falling) To control movement of a worker To show safety officer To keep protect harness from loss None 64. Which two things must be checked before allowing heavy equipment to operate? What should be checked to allow heavy equipment to operate? Wind speed Equipment maintenance record Workers in nearby area Operator’s certificate and Safe clearance from equipment None 65. Hazard of heavy equipment in operating area… What is the main hazard of operating heavy equipment in operational areas? Put too much load on road Compress pavement There is no hazard from heavy equipment Damage to equipment and plant None 66. If only issuer and receiver (one group) is involved in an activity, which needs isolation of an equipment, how many locks are required? What is the minimum number of locks, installed on an isolation point?How many locks will be placed on isolation point, when only one receiver is going to work on an equipment? 2 1 No lock is required 3 None 67. A designated representative can perform a joint site inspection and can sign a hazard analysis checklist. False True None 68. Who should be the first organization to install lock and tag? Who is the first to install lock on a piece of equipment, isolated?Who install locks and tags first?Who will install LOTO first? Maintenance Operations SCECO Power distribution None 69. What should be checked/conformed before removing a lock forcefully? Before removing a lock forcefully, what must be made sure?Before removing lock forcefully, make surer… Lock can be removed without any checks or precautions Personnel and facilities are safe from injury or damage Work permit is expired All workers are in rest shelter None 70. What are the basic safety measures to protect drivers from fall, when driving near the edge of excavation? What should be provided to protect vehicle from fall into excavations?What can be used to protect vehicle from fall into excavations? Signage/barricade Barricade/blinking light Signage/standby man Standby man/barricade None 71. What is the more dangerous source of energy? Which form of energy is more dangerous? Potential (Stored) Energy Connected energy Drained energy Disconnected energy None 72. For a welding work inside a confined space which work permit is require? Which permit is required to do hot work inside a tank? Hot Work and Confined Space Entry Permit Equipment Opening Line Brake Permit Hot Work Permit A & D None 73. Which space will be considered as confined space? What is a confined space? Storerooms Small rooms and CCRs Structure/Space not designed for human occupancy Buildings to store computer & equipment None 74. When ____ part of body will enter in confined space, it will be considered as Entry. If ____ part of body enters a confined space, that is considered a Confined Space Entry?It will be considered as Entry, when ___ part of body crosses the plane of confined space entry opening/hole?If you enter ___ part of body in confined space, it will be considered as Entry? 2 parts Head and neck Any Legs None 75. Isolation locks usually have two keys to ensure when one lost, other can be used? Isolation locks have more than one key? False True None 76. What is the top priority to stop fire and explosion in the site? What is the first control, to prevent fire and explosions? Give firefighting equipment without providing training to person Rules and ProcedKeep flammable material in process lines and equipment Work on open flame in oxygen enrich area Issue a Hot Wok permit with a fire watch None 77. Positive isolation must be achieved during equipment opening line brake? Confined space entry is only allowed with positive isolation? False True None 78. When working in noisy area what precautions you will take? To work in high noise area, which type of PPE is required? Safety Glasses Proper footwear protection Hearing protection (Earplug/Earmuff) Safety glasses and face shield None 79. When issuing EOLB permit, which condition to be checked? What are the minimum concentrations, for issuing EOLB permit?What are two major points to look for, when issuing an EOLB permit? Position of fire alarm Wind direction only Wind direction and Drainage Line direction None 80. The receiver can leave the job site anytime as long as he gets the permission from his supervisor? False True None 81. What is the (main) responsibility of confined space entry standby man? What is the main responsibility of confined space entry attendant? Inform rescue in case of emergency To monitor confined space entry, when crew is inside space To record progress of work Only to be present in area None 82. Why must work permit issuer check the crane operator’s certificate before issuing work permit? Why issuer check crane operator’s certificate, before issuing permit? To make-sure he is certified (Competent) To know his age To conform his nationality To prove his company None 83. What will happen if issuer do not suggest warning signs and barricades, around an excavation? If warning signs and barricades are not placed along the excavations, what can happen?Absence of signs and barricades around a trench can result in… Vehicle/equipment may fall in excavation Both: People may fall into excavation | Vehicle/equipment may fall in excavation People may fall into excavation Rainwater can go inside excavation None 84. What must operation do before they remove their locks and tags? Issuer must ______, before removing his lock and tag. Clean and purge the breaker Make sure the equipment is gas free Make sure the equipment can be safely started Take gas test and restart equipment None 85. A _______Work Permit is required to operate crane in restricted area. Which permit is required to operate crane in restricted area? Hot Work Permit Release Permit Confined space entry and cold work permit No permit is required None 86. If standby man is not available on the site and the issuer speaks/tells you to sign a confined space enter permit, as a receiver what you will do? When issuer is issuing permit, but required standby man is not available, what receiver have to do? Sign permit and call standby man Start work and bring a Firewatch Sign permit, but wate for standby man to come Will not (Don’t) sign the permit, until Standby man arrive/available at site None 87. Who can remove a lock forcefully? Who can forcefully remove an isolation lock when owner of the lock cannot be contacted/found? No one can remove a lock once it is installed Operation’s shift superintendent or foreman Person who installs lock can remove it only Supervisor of working crew None 88. A standby-man’s responsibility is….? Standby man is responsible for…?What is the responsibility of Standby man? During emergency stay in control room Monitor ignition source Monitor work activity Stay within 75-ft of work area None 89. When the operation person installs the padlock to the switchgear, what should he do next? After installing lock and tag on switchgear, what issuer must do? Check the switch again to make sure that correct unit is isolated Ensure that the unit is isolated Work safely None of above None 90. When will issuer installs LOTO and check that equipment is deenergized? When LOTO and de-energization of equipment is required? Before issuing all hot work permits Before receiver start work on live electrical equipment When energy in system can cause injury None 1 out of 9 How did you find these WPR MCQs? Share your thoughts or any tricky questions you faced! 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