215 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. 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? Safety Hazard Health Hazard Noise Hazard Serious Hazard None 2. 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 lock must be changed The lock and tag must be changed The keys are usually transferred to new shift The tag must be changed None 3. H2S may strongly react when became in contact with, which acid? H2S may strongly react and explode when became in contact with… Sodium Carbonate Nitric Acid Any Acid Nitrogen None 4. . When the operation person isolates the unit and install padlock, then... After operations, who will install lock?After issuer, who will install lock? Get tools and start work Do the job quickly They can start the job with instructions of foreman Receiver will install his lock None 5. Blinding isolation method is not approved for confined space entry? True Fales None 6. Any worker can be assigned as standby man? A worker who can read and write, can be appointed as standby man? True False None 7. 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… Shutdown by accident Start-up, leak or cause electric shock Taken to shop for repair Slip trip or fall None 8. 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 9. Who can remove a lock forcefully? Who can forcefully remove an isolation lock when owner of the lock cannot be contacted/found? Supervisor of working crew Person who installs lock can remove it only No one can remove a lock once it is installed Operation’s shift superintendent or foreman None 10. 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 Do not excavate Benching, Sloping and Shoring Use only hand tools to dig None 11. Positive isolation must be achieved during equipment opening line brake? Confined space entry is only allowed with positive isolation? True False None 12. 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 Removing contents of an equipment, by replacing it with another gas (or liquid) To prevent fire and explosion None 13. 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 Will not (Don’t) sign the permit, until Standby man arrive/available at site Sign permit, but wate for standby man to come None 14. 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… Any method which can be adopted Double Block and Bleed Disconnection and Blinding (Positive Isolation) Single Block Valve None 15. 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? Designated representative Competent person Standby man Certified None 16. The receiver can leave the job site anytime as long as he gets the permission from his supervisor? True False None 17. A standby-man’s responsibility is….? Standby man is responsible for…?What is the responsibility of Standby man? During emergency stay in control room Stay within 75-ft of work area Monitor ignition source Monitor work activity None 18. 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… All Given Answer correct To check the presence of explosive gas To check the oxygen deficiency To check the presence of toxic gases None 19. What must operation do before they remove their locks and tags? Issuer must ______, before removing his lock and tag. Make sure the equipment is gas free Take gas test and restart equipment Make sure the equipment can be safely started Clean and purge the breaker None 20. 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? 1 No lock is required 2 3 None 21. 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? Use cloth to cover face Do not sign the permit Start work and try to bring Respirators None 22. 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… There is no gas in the area The correct equipment is isolated The receiver’s tag is installed It has been purged and cleaned None 23. What must be checked in crane inspection? What are the two important points to be checked in crane inspection? Operator’s PPEs Crane Manufacturer Manual Inspection sticker and Operator’s certificate Air pressure in tires None 24. 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… Dangerous to skin Causes sufficient oxygen decreases Can bring/make atmosphere flammable/explosive Paints are irritant to eyes None 25. 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… Loosing Energy Being injured in case of accidental start up No one will go before finishing work To protect Locks & Tags None 26. Double block and bleed isolation method is not approved for work, if pipeline contains hazardous material. True False None 27. 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 Gas release can be made safely Ensure that space is isolated Get a hot permit None 28. 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? All Given Answer Correct Double Block and Bleed Single Block Valve Disconnection and Blinding None 29. 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 Each member of crew Operations Only Operations & Maintenance None 30. 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? 6 4 5 Only one None 31. 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 conform his nationality To know his age To make-sure he is certified (Competent) To prove his company None 32. Chemical hazard bulletin (CHB), indicates… What important information CHB provide about the chemical? How to use chemical Hazards involved and precautions for handling the chemical Expiry date of the chemical Only physical properties of chemical None 33. 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 Nitrogen release Start-up of equipment Blind installation Purging equipment None 34. 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 Stay out of trouble and do your own work Inform to rescue team None 35. 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 cartage respirator Use of SCBA No need to use respirator Use of any respirator None 36. 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. 1.2 m (4 ft) Any distance 0.6 m (2ft) 2 m (6.6 ft) None 37. . 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 slippery surface Working on height Flammable liquids & gases Woking in night None 38. A _______Work Permit is required to operate crane in restricted area. Which permit is required to operate crane in restricted area? No permit is required Confined space entry and cold work permit Release Permit Hot Work Permit None 39. 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? False True None 40. 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… Work permit is expired Personnel and facilities are safe from injury or damage All workers are in rest shelter Lock can be removed without any checks or precautions None 41. Isolation locks usually have two keys to ensure when one lost, other can be used? Isolation locks have more than one key? True False None 42. Electrical, gravity, mechanical, motion and pressure hazards are the example of _____ hazard. Electricity and pressure are ______. Noise Hazard No Hazard Health Hazard Safety Hazard None 43. 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 44. 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? Locate and mark all underground equipment and cables Shutdown all critical process equipment Excavate slowly in area Excavate mechanically until, warning tapes appears in excavation None 45. 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? Accidental start-up could happen People can be injured by stored energy Electricity can be wasted Purged gas can be lost None 46. What activity consider for EOLB permit? EOLB permit is required for…Example of EOLB permit use is… Remove sludge from an equipment Opening of pipeline associated with close system and may contained H2S Cleaning of an equipment Depressurising drainage of firewater pipeline with sprinkles None 47. Breathing in high concentration of H2S is lethal? Breathing in high level of H2S can cause death? True False None 48. 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 Rainwater can go inside excavation Both: People may fall into excavation | Vehicle/equipment may fall in excavation People may fall into excavation None 49. 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? Hot Work Permit Cold Work Permit No Work Permit is required Equipment Opening Line Brake (EOLB) None 50. What is the purpose of using full-body Harness and lanyard? Why full-body harness is used? To control movement of a worker To show safety officer To arrest a fall (to protect from falling) To keep protect harness from loss None 51. 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 the work and inform Issuer about situation Will continue work and inform issuer about situation Will stop work and stay on site until permit time is over Will continue work and inform worker to take care None 52. 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 It cannot be removed forcefully When, the person who install lock, his supervisor or superintendent cannot be contacted When work permit is finished None 53. 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? Power distribution SCECO Operations Maintenance None 54. What is the more dangerous source of energy? Which form of energy is more dangerous? Potential (Stored) Energy Drained energy Connected energy Disconnected energy None 55. Lines with suspected pressure, should be opened at the position… Pipeline flange joints must be opened from which position? From any direction 5’O clock position Always from top 15’O clock position None 56. 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 working on instrument labelling When power/energy may injure the people When receiver work on live electrical equipment None 57. When working in noisy area what precautions you will take? To work in high noise area, which type of PPE is required? Proper footwear protection Safety Glasses Hearing protection (Earplug/Earmuff) Safety glasses and face shield None 58. 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 Drainage, isolation, purge, clean, gas test Gas test, draining, isolation, purging, cleaning Blind, gas test, drain None 59. 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? False True None 60. A designated representative can perform a joint site inspection and can sign a hazard analysis checklist. True False None 61. 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 Verification (verify that correct system is isolated) Check the locks again to verify they are locked/closed Tell workers and start work None 62. Ladder should extend ----------, above the landing area. How much ladder should be extended, beyond the landing platform? 30 ft 30 in 3 metres 3 ft (1 m) None 63. Which space will be considered as confined space? What is a confined space? Buildings to store computer & equipment Small rooms and CCRs Structure/Space not designed for human occupancy Storerooms None 64. 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 near storage tank Working in oil processing area Working in excavation over 4-ft deep Working in restricted area None 65. 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 66. What are the control measures for noise and vibration? Precautions for noise and vibration hazards are… Use warning signs Do not perform such activities Change (work) procedure and wear PPEs Always use work permit None 67. What is the (main) responsibility of confined space entry standby man? What is the main responsibility of confined space entry attendant? To record progress of work Only to be present in area Inform rescue in case of emergency To monitor confined space entry, when crew is inside space None 68. What are the basic precautions for cold work? Select all items that apply Cold work requirements include… PPE Gas test Special work procedure Barricade and warning sign All Given answers Correct Standby man None 69. 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). One only As many crew members One for issuer and one for receiver 3 for each lock None 70. 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 No one can remove it once it is locked Anyone who want to start the equipment The one who installed lock / lock owner (mentioned on tag as lock owner) None 71. Which two things must be checked before allowing heavy equipment to operate? What should be checked to allow heavy equipment to operate? Operator’s certificate and Safe clearance from equipment Workers in nearby area Equipment maintenance record Wind speed None 72. 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 Sharp objects Lack of nitrogen Oxygen deficiency or enrichment None 73. 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 74. 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? Work safely Check the switch again to make sure that correct unit is isolated Ensure that the unit is isolated None of above None 75. 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 Fall of flange Flammable & Hazardous material Failure of Isolation None 76. A _______should be used for erection of scaffold. Which type of work permit is required for scaffold erection? Hot Work Permit Cold Work Permit Confined Space Entry Permit No Work Permit is required None 77. When will issuer installs LOTO and check that equipment is deenergized? When LOTO and de-energization of equipment is required? When energy in system can cause injury Before issuing all hot work permits Before receiver start work on live electrical equipment None 78. 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? O2 detector Multi gas detector No gas monitor is required Rattler T40 / H2S Monitor None 79. Hazard of heavy equipment in operating area… What is the main hazard of operating heavy equipment in operational areas? Compress pavement Put too much load on road There is no hazard from heavy equipment Damage to equipment and plant None 80. What is the top priority to stop fire and explosion in the site? What is the first control, to prevent fire and explosions? Rules and ProcedKeep flammable material in process lines and equipment Work on open flame in oxygen enrich area Give firefighting equipment without providing training to person Issue a Hot Wok permit with a fire watch None 81. 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 Permit A & D Hot Work and Confined Space Entry Permit Equipment Opening Line Brake Permit None 82. 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 83. 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? Wind direction and Drainage Line direction Wind direction only Position of fire alarm None 84. 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? Barricade/blinking light Signage/standby man Signage/barricade Standby man/barricade None 85. 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? Head and neck 2 parts Legs Any None 86. 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… Isolated repaired and certified Electrified isolated and shutdown De-energized with power turned on Shutdown, isolated and de-energized None 87. 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 Duty Timing Security instructions None 88. 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? Clear area, lock equipment test switch and tag the lock LOCK, TAG, CLEAR & TRY LOCK, TRY, CLEAR & TAG Lock, Tag, Try and Clear None 89. 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? Each member of the crew The receiver One member from each work crew The Foreman and the receiver None 90. Toxic and flammable gases could be found in? Where toxic and flammable gases can be found? Excavations Steam Lines Rainwater channels Drinking Water 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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