Ritchie’s Offshore Services
CRANES
1. When would a sheave become unsafe for use?
A. Excessive wear in a groove
B. Cracks or damage to flange
C. Worn sheave pins
D. Damage to cheek plate
2. What effect can blocking have on your crane and equipment?
A. Snap hoist rope
B. Damage main boom sheave
C. Cause load to drop
3. When the maximum number of turns is wound round the drum, how far must
the flange of the drum extend above the outer layer of the rope?
A. At least 2 rope diameters
B. At least 3 rope diameters
C. At least 4 rope diameters
4. When the hook block is at its lowest point, what is the minimum amount of full
turns of wire rope that must remain on the hoist drum?
A. 2
B. 3
C. 1
5. How can the lifting capacity of a hook block be identified?
A. It should be stamped or marked on the hook block
B. Will be marked on load charts
C. Block and crane is a matched pair
6. What safety device should be fitted (where applicable) to a hook block to
prevent slings from dislodging?
A. A safety catch on the mouth of the hook
B. Mouse the hook
C. Does not require any safety catch
7. When lifting a heavy load what precautions would you take to work within a
given radius?
A. Reduce the operating angle to allow for boom deflection
B. Extend operating radius
C. Leave boom length the same
,Ritchie’s Offshore Services
8. What does this hand signal indicate?
LOWER DOWN
9. The crane you are operating has a single fall capacity of 7 tonnes; the load to
be lifted is 10 tonnes. How can this lift be achieved using this crane?
A. Double reeve the hook block
B. Break load into smaller parts
C. Both A & B
10. Your crane load chart is virtually unreadable from wear and tear, what action
would need to be taken?
A. Carry on until a convenient break and report it
B. Stop before work commences and get replacement chart
C. Need not bother, you are only lifting light loads
11. What items are required to determine the cranes lifting capacity at radius?
A. The hook block
B. Lifting attachments
C. The weight of load
12. When is it important to include the falls of hoist rope as part of a rated load?
A. Always include weight of rope
B. Include as per manufactures recommendations
C. No need to include weight of rope on any crane
13. Cranes have more stability when lifting over the side of the vehicle?
A. True
B. False
14. If the precise reading is not available on a load chart, what should you do?
A. Increase capacity of load
B. Remains the same
C. Decrease capacity of load
, Ritchie’s Offshore Services
15. Whilst operating your crane it becomes windy. How would you check guidance
for shut down?
A. Shut down to be on safe side
B. Continue lifting small loads
C. Check your operators manual for guidance
16. What is the recommended shut down speed of your crane?
A. __40 – 2 mins_______ MPH / KPH / KNOTS
B. __35_- 6 mins_______ MPH / KPH / KNOTS
C. __30 -_12mins_______MPH / KPH / KNOTS
Wind speeds for Tower Crane / Kato Truck mounted crane 22 Knots
17. Operators can work safely to manufactures wind speeds at all times?
A. True (only when lifting heavy loads)
B. False (operator must shut down job if he/she cannot safely complete task)
18. The load chart has a heavy black line across the chart, how would this affect
the cranes structure & stability above and below the line?
A. Structural strength (above) and stability (below) lines
B. Stability (above) structural (below) line
C. Can lift loads above or below line safely
19. What does this hand signal indicate?
INCH LOAD OR TAKE THE STRAIN
20. Before commencing work on a site, why is it important to consult with the site
manager?
A. So you can get time sheet signed
B. To be made aware of any rules regulations and procedures
C. No need to it will only slow the job up
21. What would be provided for a crane working at night or in a dark area?
A. Radio to keep operator awake
B. Sufficient lighting
C. Two or more banksman
CRANES
1. When would a sheave become unsafe for use?
A. Excessive wear in a groove
B. Cracks or damage to flange
C. Worn sheave pins
D. Damage to cheek plate
2. What effect can blocking have on your crane and equipment?
A. Snap hoist rope
B. Damage main boom sheave
C. Cause load to drop
3. When the maximum number of turns is wound round the drum, how far must
the flange of the drum extend above the outer layer of the rope?
A. At least 2 rope diameters
B. At least 3 rope diameters
C. At least 4 rope diameters
4. When the hook block is at its lowest point, what is the minimum amount of full
turns of wire rope that must remain on the hoist drum?
A. 2
B. 3
C. 1
5. How can the lifting capacity of a hook block be identified?
A. It should be stamped or marked on the hook block
B. Will be marked on load charts
C. Block and crane is a matched pair
6. What safety device should be fitted (where applicable) to a hook block to
prevent slings from dislodging?
A. A safety catch on the mouth of the hook
B. Mouse the hook
C. Does not require any safety catch
7. When lifting a heavy load what precautions would you take to work within a
given radius?
A. Reduce the operating angle to allow for boom deflection
B. Extend operating radius
C. Leave boom length the same
,Ritchie’s Offshore Services
8. What does this hand signal indicate?
LOWER DOWN
9. The crane you are operating has a single fall capacity of 7 tonnes; the load to
be lifted is 10 tonnes. How can this lift be achieved using this crane?
A. Double reeve the hook block
B. Break load into smaller parts
C. Both A & B
10. Your crane load chart is virtually unreadable from wear and tear, what action
would need to be taken?
A. Carry on until a convenient break and report it
B. Stop before work commences and get replacement chart
C. Need not bother, you are only lifting light loads
11. What items are required to determine the cranes lifting capacity at radius?
A. The hook block
B. Lifting attachments
C. The weight of load
12. When is it important to include the falls of hoist rope as part of a rated load?
A. Always include weight of rope
B. Include as per manufactures recommendations
C. No need to include weight of rope on any crane
13. Cranes have more stability when lifting over the side of the vehicle?
A. True
B. False
14. If the precise reading is not available on a load chart, what should you do?
A. Increase capacity of load
B. Remains the same
C. Decrease capacity of load
, Ritchie’s Offshore Services
15. Whilst operating your crane it becomes windy. How would you check guidance
for shut down?
A. Shut down to be on safe side
B. Continue lifting small loads
C. Check your operators manual for guidance
16. What is the recommended shut down speed of your crane?
A. __40 – 2 mins_______ MPH / KPH / KNOTS
B. __35_- 6 mins_______ MPH / KPH / KNOTS
C. __30 -_12mins_______MPH / KPH / KNOTS
Wind speeds for Tower Crane / Kato Truck mounted crane 22 Knots
17. Operators can work safely to manufactures wind speeds at all times?
A. True (only when lifting heavy loads)
B. False (operator must shut down job if he/she cannot safely complete task)
18. The load chart has a heavy black line across the chart, how would this affect
the cranes structure & stability above and below the line?
A. Structural strength (above) and stability (below) lines
B. Stability (above) structural (below) line
C. Can lift loads above or below line safely
19. What does this hand signal indicate?
INCH LOAD OR TAKE THE STRAIN
20. Before commencing work on a site, why is it important to consult with the site
manager?
A. So you can get time sheet signed
B. To be made aware of any rules regulations and procedures
C. No need to it will only slow the job up
21. What would be provided for a crane working at night or in a dark area?
A. Radio to keep operator awake
B. Sufficient lighting
C. Two or more banksman
