EPC Certification Examination Questions for Work Permit System (ARAMCO, ADNOC, SHELL, PETRONAS, CHEVRON, BP,EXONMOBIL,GASPROM)

EPC Certification Examination for Work Permit System

 Instruction: Read carefully the following questions, review all the multiple choices and encircle the letter of the best answer. Passing grade: (85%)

Question Type – 1.

1.       Why do we use the Work Permit System?

a.        To renew certificates    

b.       To log accidents   

c.        To prevent accidents  

d.       To monitor contractor working hours

2.       How long is a work permit issuer or receiver certificate valid?

a.        90 days       

b.       6 months    

c.        2 years        

d.       a year

3.       Who must sign a work permit issuer or receiver’s certificate?

a.        The designated representative

b.       The foreman of issuer or receiver

c.        The issuer or receiver

d.       The superintendent of the issuer or receiver

4.       What is listed on the Work Permit? 

a.        Maximum safety precautions

b.       OSHA safety precautions

c.        Minimum safety precautions

d.       Government safety precautions

5.       When can work permit issuer decide that a work permit is not needed in a restricted area?

a.        When the work is cold work

b.       When a site joint inspection is not needed

c.        When he decides the work is low risk

d.       Never! They are always on a restricted area

6.       A fire watch is assigned?

a.        For any hot work

b.       For high risk jobs

c.        Whenever a fire can occur

d.       When gas test results are over 0.0% LEL

7.       Who goes on a Site Joint Inspection?

a.        Designated craftsmen and receiver

b.       Issuer and designated representative

c.        Receiver and senior craftsmen

d.       Issuer and receiver

8.       What two things must the issuer do before issuing a work permit?

a.        Check the receiver’s certificate and get countersignatures

b.       Close work permit and check the receiver’s certificate

c.        Provide first aid and assign a fire watch

d.       Renew certificates and get countersignatures

9.       Why is it important for the issuer to tell the receiver about the safety hazards he may find 

        at the job site?

a.        The receiver must take gas tests

b.       The receiver does not read the work permit

c.        The receiver may not have worked in the area before

d.       The receiver must respond to emergencies

10.    What joint inspection do issuer and receiver share?

a.        Safety at the work site

b.       Taking gas tests

c.        Doing the work

d.       Naming the designated representative

11.    What do you call an area where work permits are required?

a.        A controlled area

b.       A sensitive area

c.        A restricted area

d.       A dangerous area

12.    What is the purpose of the work permit system?

a.        To ensure that hot work is not done in restricted area

b.       To authorize specific construction or maintenance work

c.        To authorize all work activity during T&I on one form

d.       To document when receivers start work for timekeeping

13.    What type of work does the work permit system authorize?

a.        All work done by maintenance or contractor

b.       Non-hazardous work where safety is important

c.        Specific construction, maintenance or repair work

d.       All work conducted by Client.

14.    The safety of the work site is the sole responsibility of an issuer?

a.        True

b.       False

c.        Maybe

15.    Restricted areas include which locations?

a.        Pump stations, tank farms and gas wells

b.       Welding shops, pump stations and assembly areas

c.        Gas plants, tank farms and assembly areas

d.       Dining halls, housing units and operating areas

16.    Who can decide that the work is a low risk and that a work permit is not needed?

a.        The issuer

b.       The Department Manager

c.        The receiver

d.       The Superintendent

17.    Which of the following is NOT a restricted area?

a.        Gasoline station

b.       Loading pier

c.        Dump site

d.       Tank farm

18.    Who is a permit receiver?

a.        A person nominated by his supervisor

b.       A qualified Saudi Aramco employee

c.        A person certified to receive permits

d.       A maintenance or contract worker

19.    What is a work permit issuer responsible for?

a.        Equipment or a work area

b.       Extending certificates

c.        The receiver’s actions

d.       Nothing once he issues a permit

20.    A specific area is not normally categorized as restricted. Who makes the final decision whether this area should be categorized as restricted?

a.        Department Manager

b.       Loss Prevention

c.        GI 2.100

d.       Area Superintendent

21.    Example of low risk work are:

a.        Sweeping, visual inspection and minor cleaning

b.       Spray painting, water-washing and turbine work

c.        Cold work, light work and non-destructive testing

d.       Brush painting, abrasive blasting and sweeping

22.    What does a restricted area require?

a.        That certificates are issued

b.       That extensions are short term

c.        That receivers respond to emergencies

d.       That work permits are issued

23.    What can a designated representative do?

a.        Inspect the work site

b.       Accept the receiver’s responsibilities

c.        Authorize the receiver to leave

d.       Sign the work permit

24.    A receiver must be what?

a.        A designated representative

b.       A senior craftsman

c.        A senior contractor manager

d.       A qualified engineer

25.    What are the receiver’s main responsibilities?

a.        Being the designated representative

b.       Responding to operational emergencies

c.        Comply with safety precautions and signing the permit

d.       Filling in for the issuer when the issuer must leave

26.    What two things must the receiver do before receiving a work permit?

a.        Take gas tests and check Scott Air Paks

b.       Extend the permit and take gas tests

c.        Read the permit and agree to all conditions

d.       Train the fire watch and renew the permit

27.    What is discussed during the joint site inspection?

a.        Check the fire watch’s certificate

b.       GI 2.709 requirements

c.        Scope of work and equipment to be used

d.       Designated representative’s qualifications

28.    When will the issuer check to make sure equipment has been properly prepare for maintenance work?

a.        During the joint site inspection

b.       After getting countersignatures

c.        When permit is closed

d.       After issuing the permit

29.    Why do receivers go on the joint site inspection with the issuer?

a.        To check fire watch’s certificate

b.       To start the work

c.        To discuss hazards and risks

d.       For the receiver to take gas test

30.    What will the issuer require when welding on in-service hydrocarbon equipment?

a.        Fire station

b.       Fire watch

c.         Fire blanket

d.       Fire department

31.    What must the fire watch be?

a.        Certified

b.       An issuer

c.        A receiver

d.       Trained

32.    The fire watch must know how to?

a.        Operate process equipment

b.       Take gas tests

c.        Operate fire equipment given to him

d.       Be a receiver

33.    What do we call a person who is required to be at a job site because of a special skill he has?

a.        Standby man

b.       Certified

c.        Competent person

d.       Designated representative

34.    Who should be assigned when working near a combustible material?

a.        Fire watch

b.       Flag man

c.        Fire man

d.       Standby man

35.    Who should keep the work permit?

a.        Standby man

b.       Receiver

c.        Fire watch

d.       Issuer

36.    What must be checked during the Joint Inspection? Select all items that apply.

a.        Equipment condition

b.       Attendance report

c.        Safety devices

d.       Gas tests

37.    Who is responsible for the safety of the work site?

a.        Receiver

b.       Issuer and receiver

c.        Fire watch and Standby man

d.       Issuer

38.    Who should point out all hazards and write the hazards on the work permit?

a.        Receiver

b.       Standby man

c.        Issuer

d.       Fire watch

39.    What is the purpose of a Joint Site Inspection?

a.        To see the work plan and its implementation

b.       To meet with the workers and observe their activities

c.        To discuss the scope of work and identify any hazards or risks

d.       To check the availability of equipment and manpower

40.    Who should ask for the work permit before they start working?

a.        Standby man

b.       Receiver

c.        Issuer

d.       Fire watch

41.    Any worker can be assigned as standby man?

a.        True

b.       False

42.    The receiver can leave the job site anytime as long as he gets permission from his supervisor.

a.        True

b.       False

43.    Two common methods of cleaning process equipment include:

a.        Steaming and gas testing

b.       Water washing and steaming

c.        Purging and gas testing

d.       Treating and clarifying

44.    A non-flammable material commonly used to purge process equipment is:

a.        Nitrous oxide

b.       Nitrite

c.        Nitrogen

d.       Nitrate

45.    When preparing equipment for maintenance work, the issuer will make sure it is:

a.        Shut down, isolated and de-energized

b.       De-energized with the power turned on

c.        Electrified, isolated and shut down

d.       Isolated, repaired and certified

46.    Choose two methods of isolating equipment

a.        Remove piping and install blinds

b.       Shut down and clean

c.        Install tags and purge

d.       Install locks and take gas test

47.    Removing fuses from an electrical circuit or disconnecting wiring is an example of:

a.        Isolating electrical equipment

b.       Locking electrical equipment

c.        Purging electrical equipment

d.       Cleaning electrical equipment

48.    Equipment is isolated to make sure it cannot be:

a.        Started-up, leak or cause electric shock

b.       Taken to a shop for repairs

c.        Shut down by accident

d.       Slip, trip and fall

49.    Why do we install blinds in process equipment?

a.        Because it is a government requirement

b.       To prevent blindness

c.        To isolate electrical equipment

d.       To keep liquids and gases from contacting people

50.    Per GI 6.012, who must install locks and tags before a work permit is issued?

a.        Foreman and receiver who inspected the worksite for the equipment

b.       Issuer and gas tester who tested the equipment after shutdown and isolation

c.        Every operator on shift when maintenance will work on the equipment

d.       Every craftsman from each maintenance crew who will work on the equipment

Question Type – 2.

1. What happens if work must continue past the time the original permit was to expire?

1.       Work can continue until the job is complete

2.       Keep working, but tell the issuer

3.       Stop work and come back next day

4.       Renew the permit

2. Who is the responsible for safety at the work after permit has been extended?

1.       The original issuer and receiver

2.       The old issuer, because he did the joint site inspection

3.       The issuer and the receiver who sign the extension

4.       No one after permit has been extended

3. Work permits can be issued up to 30 days if:

1.       Is highly unlikely that conditions will change

2.       Only cold work will be done

3.       The work site is far away

4.       The receiver cannot close the work permit

4. Who must sign the work permit issued for up to 30 days?

1.       Receiver and designated representative

2.       The designated representative

3.       Operations and maintenance division head

4.       Operation foreman, issuer and recover

5. If the work permit is not issued during the emergency, what must be done to do the work?

1.       Superintendent must approve

2.       Wear Scott air - packs

3.       Joint site inspection

4.       All safety precaution must be taken

6. The issuer must stop work if:

1.       More men working than stated on the permit

2.       The issuer lost his copy of the permit

3.       The issuer left the jobsite

4.       The job site was found to be unsafe

7. What must the issuer do with the permit after he stops work?

1.       Close, then extend the permit

2.       Give his copy to the receiver

3.       Get a countersignature

4.       Write the reason on the permit

8. A pipe fitter cannot work on the same piece of equipment using a welder’s 
work permit because:

1.       Each type of work involves different hazard

2.       Joint site inspection are not needed for pipe fitters

3.       Welders are usually contractor.

4.       Gas tests are not needed for pipe fitter

9. Work permit can be issued up to

1.       To receiver shift

2.       One operational shift

3.       24 consecutive hours

4.       Two - ten hour shift

10. Who must sign a work permit to extend it?

1.       Then new area foreman and new issuer

2.       Superintendent's countersignature is required

3.       The new issuer and receiver

4.       The new issuer, receiver and gas tester

11. When must be work permit closed?

1.       Before another permit is issued

2.       When the work is finished or crew leaves

3.       After gas test taken

4.       When the issuer leaves the jobsite

12. Who must sign the work permit to close it?

1.       Competent person

2.       Gas tester, issuer and receiver

3.       Designated representative

4.       Issuer and receiver

13. Why must work permit be closed?

1.       To allow gas test to be taken

2.       To allow the permit to be extended

3.       To communicate the status of the work

4.       To stop all hot work

14. What is one hazard with doing hot work?

1.       Vapor pressure

2.       Ignition source

3.       Flash point

4.       Cold work

15. The use of air compressor in an operating-area requires which work permit?

1.       Release

2.       Entry

3.       Hot

4.       Cold

16. Why do we install tags as well as locks?

1.       To record a gas test

2.       To explain why the lock is installed

3.       To lists safety precaution

4.       To record purging cycle

17. Who from the work crew, install lock?

1.       One member from each work crew

2.       Every member of the crew

3.       The foreman and the receiver

4.       The issuer and the gas tester

18. The issuer must try to start - up equipment at the field switch after it has been
 isolated and before

      work starts to make sure:

1.       It has been purged and cleaned

2.       There is no gas in the area

3.       The receiver's tag in installed

4.       It cannot accidentally start

19. Why is designated representative sometimes used?

1.       The receiver did not come to work

2.       The issuer may be busy and need help

3.       The gas tester .found high LEL readings

4.       Too many safety problems were found

20. What can the designated representative do?

1.       Sign the work permit

2.       Authorize the receivers responsibilities

3.       Accept the receiver's responsibilities

4.       Inspect the work site

21. What joint responsibility does Issuer and Receiver Share?

1.       Taking gas tests

2.       Naming the designated representative

3.       During the work.

4.       Safety at the work site.

22. When can an issuer decide a work permit is not needed in a restricted area?

1.       They are always required a work permit in restricted area.

2.       When the work is cold work

3.       When he decides the work is low risk

4.       When a joint site inspection is not needed

23. Examples of low risk work could include?

1.       Spray painting, water-washing, & turbine work

2.       Brush painting, abrasive blasting, & sweeping

3.       Cold work, light work & nondestructive testing

4.       Sweeping, visual inspection & minor cleaning.

24. When would the issuer make sure equipment have been properly prepared for 
maintenance work?

1.       When the permit is closed

2.       After issuing a WP?

3.       During the JSI

4.       After getting counter signatures

25. Why do receivers go on the joint site inspection with issuer?

1.       For the receiver to take gas tests

2.       To start the work

3.       To check the fire watch's certification

4.       To discuss hazard and risks.

26. When a fire watch be assigned?

1         When gas tests are over 0.0% LEL

2         For any hot works

3         For high-risk jobs.

4         Whenever a fire could occur.

27. What are the (2) important reasons for using work permits?

1.       To designate representatives & communicate

2.       To track contractors & manage emergencies

3.       To track work hours & contractor names

4.       To communicate & control work.

28. A work permit lists.

1.       Minimum safety precaution.

2.       Maximum safety precaution.

3.       Government safety precaution.

4.       OSHA safety precaution.

29. Work permits must be issued for:

1.       Specific tools and general locations

2.       Specific work at a specific locations

3.       General work at a general location

4.       General equipment at small work sites

30. A restricted area requires:

1.       That work permits are issued.

2.       That receiver's respond to emergencies.

3.       That extension is short time.

4.       That certificate is issued.

31. What is a fire triangle?

1.       Oxygen, Heat & Fuel

2.        Heat and Fuel            

3.        Fuel and Oxygen            

4.        None of the above

32. Choose three (3) things that are needed before allowing entry into confined space?

1.       Gas tests, fire extinguisher and barricade

2.       Lighting, standby man and air mover

3.       Fire watch, air mover and gas tests

4.       Air mover, respirator and countersignature

33. What are the three (3) type of gas we take?

1.       Flammable gas, inert gas, heavy gas

2.       Oxyacetylene, flash point, sulfides

3.       Flash point, vapor pressure, specific gravity

4.       Oxygen, flammable gas, toxic materials

34. What is oxygen deficiency?

1.       A lower than normal amount of oxygen

2.       A higher than normal level of hydrogen sulfide

3.       Too much oxygen

4.       Oxygen that is not pure

35. What are the three (3) major requirements needed before a Hot Work activity 
can start?

1.       Water, Fire Extinguisher & Work Permit           

2.       Fire Blanket, Water & Fire Watch

3.       Fire Watch, Fire Extinguisher & Work Permit   

4.       Fire Watch, Fire Extinguisher & Fire Blanket

36. What would the issuer requires when welding or in service hydrocarbon equipment.

1.       Fire watch

2.       Fire department

3.       Fire blanket

4.       Fire station

37. What must the fire watch be?

1.       As issuer

2.       Trained

3.       Certified

4.       A receiver

38. A Fire watch has to know how to?

1.       Take a gas test

2.       Operate process equipment

3.       Be a receiver

4.       Operate fire equipment given to him

39. What do we call a person who is required to be at a job site because of a special skill he has?

1.       Competent person

2.       Designated Rep

3.       Standby Man

4.       Certified

40. Is a firewatcher assigned in a welding activity can leave the area while the work is going on 

without any information?

1.       NO                         

2.       YES                    

3.       NO PROBLEM

41. What type of fire extinguisher is used to extinguish Class-C fires (Electrical Fire)?

1.       Dry chemical powder

2.       Water      

3.       CO2 (carbon dioxide)

4.       Foam

42. What happen to the operations locks and tags installed on equipment when operators
 change shifts?

1.       The keys are usually transferred to the new shift

2.       The locks and tags must be removed

3.       The tags must be destroyed

4.       The locks must be replace

43. The reason equipment must be de-energized and depressurized before work is
 started is because:

1.       Electricity can be wasted

2.       People can be injured

3.       Locks and tags will be lost

4.       Gas can be wasted

44. What would be a good example of when the receiver must stop work?

1.       Materials have not yet arrive

2.       He cannot wait for the countersignature

3.       He hear an emergency alarm

4.       The back hoe run out of fuel

45. What might happen if the safety problem arises and the receiver does not stop work?

1.       A fire, injury or accident

2.       Countersignature become void

3.       His certificate expires

4.       The work permit expires

46. Flammable liquids, oil, grease, gases are examples of:

1.       Class A fires

2.       Class B fires

3.       Class C fires

4.       Class D fires

47. A nonflammable materials commonly used to purge process equipment is.

1.       Nitrate

2.       Nitrite

3.       Nitrous oxide

4.       Nitrogen

48. Two common methods of cleaning process equipment methods

1.       Streaming and gas testing

2.       Treating and clarifying

3.       Purging and gas testing

4.       Water washing and streaming

49. Equipment is isolated to make sure it cannot be.

1.       Started-up, leak or cause electric shock

2.       Shut down by accident

3.       Slip, trip or fall

4.       Taken to stop for repairs

50. What 2 things must the receiver do before receiving a WP?

1.       Extend the permit and take gas tests

2.       Take gas tests and check Scott Air Pack

3.       Train the Fire watch and renew the permit

4.       Read the permit and agree to all conditions.

Question Type – 3.

1. Where must the receiver keep the WP after it is issued?

1.       Display at the job site or in his possession

2.       in the control room.

3.       Within 75 of the work site.

4.       With senior crew member.

2. When can a receiver leave the Job Site?

1.       When the issuer has given permission

2.       Before confined space entry

3.       When gas test read 0.0% LEL

4.       When all hot work is stopped.

3. P.A.S.S. stands for? (4 points)

P – ull the pin

A – im at the base of the fire

S – queeze the lever

S – weep from side to side

4. Can water be used to extinguish Class-C fires?

1.       YES                                               

2.       NO 

3.       MAYBE

5. Who must sign an issuer's certificate?

1.     The issuer’s foreman

2.     His superintendent

3.       The designated Representative

4.       The issuer.

6. How long is the validity of a certificate issued?

1.       90 Days

2.       One Year

3.       Two Years

4.       Six Months

7. Why do we use the work permit system?

1.       To renew certificate.

2.       To monitor contractor work hours.

3.       To log accident.

4.       To prevent accident.

8. We use work permits in hazardous areas to:

1.       Check expired certificate

2.       Identify alternate receivers

3.       Be sure hazards & precautions are known

4.       Use a designated representative

9. What two things must the issuer do before issuing a WP?

1.       Check the receiver’s certificate and get counter signatures.

2.       Renew certificate and get counter signature.

3.       Provide First Aid and assign a fire watch.

4.       Close the work permits and check the receiver's cert.

10. Who goes on the joint site inspection?

1.       The receiver and gas tester

2.       The issuer and the area foreman.

3.       The issuer and the gas taster

4.       The issuer and the receiver.

11. Choose 2 methods of isolating equipment.

1.       Install tags and purge

2.       Remove piping and install blinds

3.       Shut down and clean

4.       Install locks and take gas tests

12. Removing fuses from electrical circuit or disconnecting electric wiring is an example of what.

1.       Isolating electrical equipment

2.       Locking electrical equipment

3.       Cleaning electrical equipment

4.       Purging electrical equipment

13. Installing locks and tags on electrical breakers prevents accidental.

1.       Start up equipment

2.       Blind installation

3.       Purging equipment

4.       Nitrogen release

14. What is the different between Hot and Cold work?

1.       Hot uses ignition source

2.       Cold uses an ignition source

3.       Both use an ignition source

4.       Neither use an ignition source

15. Cold Work includes?

1.       Scaffold building and using back hoe

2.       Abrasive blasting and painting

3.       Sand removal and scaffold building

4.       Brush painting and abrasive blasting

16. A release of hazardous liquid or gases permit is required when?

1.       Pipe fitters open a line or install blinds.

2.       Operators release hydrocarbon to burn

3.       Craftsmen build scaffold

4.       Operators drained equipment

17. When preparing equipment for maintenance work, the issuer must make sure it is,

1.       Isolate repaired and certified.

2.       Electrified isolated and shut down.

3.       De-energized with the power turned on.

4.       Shut down, isolate and de-energized

18. Restricted areas include.

1.       Pump stations, sewage plant, and wells

2.       Communication building, wells, fenced areas

3.       Wells, loading piers, welding shops

4.       Wells, office buildings, welding shops

19. If it has not been decided if a11 area is restricted, who makes the final decision?

1.       Loss prevention

2.       The department Manager

3.       The area .superintendent

4.       Refer to GI 2.100

20. What is discussed during the Joint Site Inspection?

1.       Scope of work and equipment to be used.

2.       Check the fire watch's certificates

3.       GF 2.709 requirements.

4.       Designated representative's qualification

21. Who should be the first organization to install locks and tags?

1.       Receiver

2.       Maintenance

3.       Operations

4.       Powder distribution

22. What must operations do before removing-their locks and tags

1.       Clean and purge the breaker

2.       Take gas tests and restart the equipment

3.       Make sure the equipment can be safely started

4.       Make sure the equipment is gas-free

23. The receiver must stop work if:

1.       He cannot find the issuer

2.       The designated representative must leave

3.       The issuer leaves the jobsite

4.       The work site becomes unsafe

24. What must the receiver do if he stops the work?

1.       Tell the issuer

2.       Tell the designated representative

3.       Tell his immediate supervisor

4.       Tell the senior crafts man

25. What type of fire extinguisher is used for Class-A fires (like wood and paper)?

1.       Dry chemical powder

2.       CO2 (carbon dioxide)

3.       Water                                   

4.       Foam            

26. How long must be the issuer keep close work permit on file?

1.       30 Days

2.       60 Days

3.       3 Years

4.       3 Months

27. Covering sewers is required by which work permit?

1.       Entry

2.       Hot

3.       Cold

4.       Release

28. Choose three (3) things you should check before issuing a release permit

1.       Safety harness, belt and glass

2.       Wind direction, drainage and ignition source

3.       Sewers, man way and air movers

4.       Ignition source, gloves and safety shoes

29. A work permit issuer is responsible for?

1.       The receiver certificate

2.       Equipment or a work area

3.       Extending certificate

4.       Nothing, once he issue a work permit

30. An issuer has which responsibility

1.       Defines safety precautions & sign the work permit

2.       Defines precautions & stand in for the receiver.

3.       Issues & receives work permit

4.       Supervise the crew & sign the work permit.

31. A receiver is?

1.       Senior craftsman

2.       Designated representative

3.       Senior craftsman manager

4.       Qualified engineer

32. The receiver's main responsibilities include:

1.       Complying with safety precaution & signing the work permit.

2.       Being the designated representative

3.       Filling in for the issuer when the issuer must leave ·

4.       Responding to operational emergencies

33. Who goes on Joint Site Inspection?

1.       Designated Craftsmen

2.       Issuer and designated Rep.

3.       Receiver and Senior Craftsman.

4.       Issuer and Receiver.

34. Why is it important that the issuer tell the receiver about safety hazards he may find
 at a Job Site?

1.       The receiver may not have worked in the area before.

2.       The receiver does not read the WP.

3.       The receiver must respond to emergencies

4.       The receiver must take gas tests

35. Fire is made up of four basic components including fuel, heat of an ignition source, 
_______, and

     a chain reaction

1.       Combustion

2.       Wind

3.       Oxygen

4.       Carbon Monoxide

36. fall protection rule for construction, workers must be protected from fall when they
 are on walking/working surfaces that are __________ or more above a lower level.

1.       4 feet

2.       6 feet

3.       10 feet

4.       24 feet

37. Which of the following can cause combustible materials to start fire?

1.       Welding

2.       Portable heating equipment

3.       Smoking

4.       All of the above

38. What are the hazards of welding in confined spaces?

1.       Fire

2.       Explosion

3.       Asphyxiation

4.       All of the above

39.    Choose three (3) things you should check before issuing a release permit

1.       Safety harness, belt and glass

2.       Wind direction, drainage and ignition source

3.       Sewers, man way and air movers

4.       Ignition source, gloves and safety shoes

40.    What is oxygen deficiency?

1.       A lower than normal amount of oxygen

2.       A higher than normal level of hydrogen sulfide

3.       Too much oxygen

4.       Oxygen that is not pure

41.    If it has not been decided if a11 area is restricted, who makes the final decision?

1.       Loss prevention

2.       The department Manager

3.       The area .superintendent

4.       Refer to GI 2.100

42.    Confined space hazards include:        

1.       Engulfment by materials in the confined space

2.       Hazardous atmospheres such as oxygen deficiency or enrichment.

3.       Toxic or flammable contaminants.

4.       All of the above

43.    The oxygen content of oxygen enriched air is:

1.       Less than 21 percent   .

2.       Greater than 21 percent.

3.       Less than 19 percent.

4.       Greater than 23.5 percent

44.    The best type of fire extinguisher to use on combustible metals is a class:         

1.       Class A

2.       Class B

3.       Class C

4.       Class D

45.    The primary hazard in excavation work is

1.       Falls

2.       Cave-ins

3.       Drowning

4.       Electrocution

46.    Personal protective equipment is the ________ defense against any unexpected hazard.

1.       First

2.       Last

3.       Best

4.       Only

47.    The receiver's main responsibilities include:

1.       Complying with safety precaution & signing the work permit.

2.       Being the designated representative

3.       Filling in for the issuer when the issuer must leave ·

4.       Responding to operational emergencies

48.    Why do receivers go on the joint site inspection with issuer?

1.       For the receiver to take gas tests

2.       To start the work

3.       To check the fire watch's certification

4.       To discuss hazard and risks

49.    Work permits must be issued for:

1.       Specific tools and general locations

2.       Specific work at a specific locations

3.       General work at a general location

4.       General equipment at small work sites

50.    What are the (2) important reasons for using work permits?

1.       To designate representatives & communicate

2.       To track contractors & manage emergencies

3.       To track work hours & contractor names

4.       To communicate & control work.

51.    Eye injuries can result from.            

1.       Poor ventilation

2.       Removing machine guards.

3.       Wearing eye protection

4.       Both 1 and 2.