293 Welcome to your work permit receiver saudi aramco questions and answers let's get start Name Email 1. When receiver smells a gas, what should he do? Report to the loss prevention Inform safety department Stop work and inform issuer to conduct gas test Continue work and conduct gas test by himself None 2. What are the methods of isolation? Install lockout and take gas test Install tag and purge Remove piping and install blind Shutdown and clean None 3. Which one is applicable for H2S Readings? 10 ppm to 100 ppm division head must sign the permit All of Above 10 ppm or above breathing apparatus must be used Above 100 ppm No work (confined space entry) allowed None 4. In a confined space entry, what is the most important thing to do? Get a hot permit Non sparking tools will be used Insure that space is isolated Gas release can be made safely None 5. When a fire watch be required? Whenever a fire could occur For any hot work permit When a gas test are over %LEL For high risk job None 6. Why it is necessary to know the direction of wind? To ensure that wind will not blow into ignition source None of above To prevent sand from entering into open valve To prevent garbage and dirt to enter at work area None 7. What is oxygen deficiency? Oxygen that is not pure Too much oxygen High than normal amount of Hydrogen Sulfied Lower than normal (20%) amount of oxygen None 8. Installing locks and tags o electrical breakers prevents accidental... Start‐up of equipment Nitrogen release Purging equipment Blind installation None 9. Is there any condition when a lock can be forcefully removed? When work permit is finished When, who install lock, his supervisor or superintendent cannot be contacted It cannot be removed forcefully When any one need to start or energize that equipment None 10. What should be check/conformed before removing a lock forcefully? Lock can be removed without any checks or precautions Work permit is expired All workers are in rest shelter Personnel and facilities are safe from injury or damage None 11. Equipment is isolated to make sure that it cannot be... Shutdown on purpose Started‐up, leak or cause electrical shock Shutdown by accident Taken to a shop for repair None 12. During welding operation where will be your fire extinguisher be located? Downwind position Upwind position On welding machine With welder None 13. Does every work permit require sign that gas test is conducted? Yes , all type of work permit require gas test No Only confined space entry permit Only in the area where hydrocarbon is present None 14. Who can remove a lock forcefully? Person who install lock can remove it only Operation’s shift superintendent or foreman Supervisor of working crew No one can remove a lock once it is installed None 15. Who from the work crew install locks? One member of from each working crew Every member of the crew The Foreman and the receiver The issuer and the gas tester None 16. On which level of LEL, breathing apparatus is required to use? 0.05 LEL(0.05) and above At 0.0 LEL 0.5 % and above 10% None 17. What must the fire watch be? Certified An issuer A receiver Trained None 18. When the operation person installs the padlock to the switchgear, what should he do? Work safely None of above Check the switch again to make sure that it is correct unit Ensure that the unit is isolated None 19. At which level of oxygen breathing apparatus is required? Greater than 15% At 25% Less than 20% Less than 10% None 20. Removing fuses from electric circuit or disconnecting electrical wiring is an example of what? Purging electrical equipment Cleaning electrical equipment Isolating electrical equipment Locking electrical equipment None 21. For isolation locks, how many keas for one as lock? 3 for each lock One for issuer and one for receiver One only As many crew members None 22. Which work permit requires sewers to cover up to 75 ft? Cold work permit No work permit have such requirement Confined space entry permit Hot work permit None 23. On which reading of gas test, breathing apparatus must be used? O2 18.5% LEL 8% All of Above CO is 500 ppm None 24. When preparing equipment for maintenance work, the issuer must make sure it is... Electrified isolated and shutdown Shutdown, isolated and de‐energized Isolated repaired and certified De‐energized with power turned on None 25. Removing fuses from an electric circuit or disconnecting electric wiring is an example of... Cleaning Locking Isolating Purging None 26. When the operation person has been isolated the unit and install padlock? Do the job quickly Get tools and start work They can start the job with instructions of foreman Receiver will install his lock None 27. Two common methods of cleaning process equipment are.... Treating and clarifying Water wash and steaming Streaming and gas testing Purging and gas testing None 28. If only issuer and receiver (one group) is involved in an activity which needs isolation, how many locks are required? No lock is required 3 2 1 None 29. Why do we install tags as well as locks? To record a gas test To explain why the lock is installed To list safety precautions To recover purging cycle None 30. Which non‐flammable material is commonly used to purge process equipment? Nitrite Nitrogen Nitrate Nitrate Oxide None 31. Hot work is allowed if the gases and vapour are measured what reading of LEL? 0.05% 10% Below 0.5% Above 0.0% None 32. Fire watch must know how to... Take gas test Operate process equipment Operate fire equipment given to him Be a receiver None 33. On which reading of LEL, entry is not permitted in confined? 10% LEL and above (0.1 LEL) 0.05 LEL 0.5 LEL 50 % LEL None 34. For welding activity, portable fire extinguisher shall be available within.... 7.5 m (25 ft) Not required for welding job 23 m (75 ft) 3 m (10 ft) None 35. On what level of oxygen, no work is allowed? 22.8% None of there 16.5% Any reading above 23.5% None 36. What is checked in a gas test? Oxy‐acetylene, water vapours Oxygen level Flammable gas, inert gas and heavy gas Oxygen, flammable and toxic gases None 37. What should be done is O2 level is less then 20%? Breathing apparatus must be used and division head must sign the permit Division head must sign the permit Work can be continued without use of breathing apparatus Breathing apparatus must be used None 38. What happen to the operations lock and tags installed on equipment when operators changes shifts? The key are usually transferred to new shift The tag must be changed The lock and tag must be changed The lock must be changed None 39. Confined space entry is not allowed if... All of Above CO is 1000 ppm H2S is above 100 ppm LEL 10% None 40. The issuer tries to start‐up equipment at the field switch after it has been isolated and before work start to make sure? There is no gas in the area It has been purged and cleaned It cannot accidently start The receiver’s tag is installed None 41. LOTO system, how many padlocks are required to be put on for 4 different contractors? 5 6 4 Only one None 42. Who can remove lock once installed? Foreman of the working crew One who install lock / lock owner (mentioned on tag as lock owner) Anyone who want to start the equipment No one can remove it once it is locked None 43. The reason equipment must be de‐energized and de‐pressurized before work is started is because? People can be injured Gas can be wasted Electricity can be wasted Lock and tags will be lost None 44. What would the issuer requires when welding in service hydrocarbon equipment? Fire station Fire department Fire watch Fire blanket None 45. Who should be the first organization to install locks and tags? Maintenance Receiver Operations Construction None 46. Equipment is isolated to make sure it cannot be... Start‐up leak or cause electric shock Shutdown by accident Slip trip or fall Taken to shop for repair None 47. What information must the gas tester enter in the work permit? Test result, normal gas readings and sign Name badge number and test result Gas test result and time of gas test Gas test result, badge number and sign None 48. What must operation do before removing their locks and tags? Clean and purge the breaker Make sure the equipment can be safely started Make sure the equipment is gas free Take gas test and restart equipment None 49. What is one hazard with doing hot work? Flash point Ignition source Vapour pressure Cold work None 50. What do we call the person who is required to be at a job site, because of a special skill he has? Certified Designated representative Standby man Competent person None 1 out of 10 Share 0 FacebookTwitterPinterestLinkedinRedditWhatsappTelegramEmail previous post Saudi Aramco & Sabic Work Permit Receiver Question Answers next post WPR MCQs 2025
