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GENERAL CRANE SAFETY EXAM -
EXAM 200 QUESTIONS AND CORRECT DETAILED
ANSWERS (ALL POSSIBLE QUESTIONS AND
CORRECT ANSWERS) |AGRADE
What are the maximum number of slings for calculations? - ANSWER-
- sling legs
What is the load angle factor? - ANSWER- Sling Leg / Height from the pick point
How do you get the tension in each sling leg? - ANSWER- Load x Load Angle Factor / Number of Sling Legs
What are the colors for even years? - ANSWER- Yellow and Light Blue
What are the colors for odd years? - ANSWER- Orange and Green
Lifting equipment could be? - ANSWER- Rig up equipment Lifting slings
Tool lifting caps
What is defined as "the ultimate load divided by the working load"? - ANSWER- The safety factor
What is the Halliburton Best Practice minimum allowed sling angle during lifting operations? - ANSWER- 60 degrees
What is the #1 cause of crane fatalities? - ANSWER- Electrocution
What is defined as "the amount of tension load that is to be applied to the lifting equipment in test to re-certify it for another year of service"? - ANSWER- Proof load
Which of the following is the strongest sling configuration? - ANSWER- Basket
How often must sheave wheels be load test certified? - ANSWER- Annually
How often must shackles and clevises be load test certified? - ANSWER- Annually
No modifications of additions which affect the capacity or safe operation of the crane shall be made without? - ANSWER- Manufacturer's
approval
What are critical failures? - ANSWER- Weight of the load exceeds 80% Complexity of the lift
Consequences of failure
What is the breaking strength of a new wireline? - ANSWER- 50%
What is defined as "the maximum allowable tension load that can be placed on a piece of equipment"? - ANSWER- Working load
What is hook load? - ANSWER- The load above the top of the sheave
What does re-certification include? - ANSWER- Proof test
Is color coding mandatory? - ANSWER- Yes
What shackles are approved by Halliburton? - ANSWER- The bolt/nut/safety pin type
What type of tool lifting chain device is approved by Halliburton? - ANSWER- Tool lifting handcuffs
What is the re-certification period and lifting proof test of a tool lifting cap? - ANSWER- Annually and 10,000 Ibs What type of crane has a single vertical tower with a fixed horizontal boom and can exceed heights of over 200 feet with lifting capacities of 22 tons or more?
- Truck-mounted crane
- Helicopter crane
- Hammerhead tower crane
d.Wheel-mounted crane - ANSWER- c
What type of crane is similar to an overhead crane, except that the bridge is supported on two or more legs running on fixed rails or other runway?a.Tower crane
- Helicopter crane
c.Locomotive crane
d.Gantry crane - ANSWER- d
What type of crane is used in situations where the ground or terrain would not be suitable for placing a crane or in areas that are not
accessible to other types of cranes?
a.Tower crane
b.Helicopter crane
- Wheel-mounted crane
d.Crawler crane - ANSWER- b
What are factors to consider when selecting the right crane for the job?
1.Maximum lifting capacity
2.Lifting height and reach ranges that are needed
3.Whether crane height adjustability is a requirement
- Is the crane easy to use - ANSWER- 1.2.3
Which of the following statements are true concerning accidents involving cranes?
1.Human error is the most common cause.
2.Mechanical failure is the most common cause.
3.The majority of deaths occur to the crane operator.
4.Contact with power lines is a common crane accident. - ANSWER- 1.4
What are common causes of crane accidents?
1.Upsetting or overturning the crane
2.Overloading the crane
3.Striking a flying aircraft
4.Being struck by a moving load or falling objects - ANSWER- 1.2.4
Of the choices below, which are common and serious OSHA violations involving cranes?
1.Not wearing a hard hat in the work area
What is defined as "the ultimate load divided by the working load"?The safety factor
What is the Halliburton Best Practice minimum allowed sling angle during lifting operations?60 degrees
What is the #1 cause of crane fatalities?Electrocution
What is defined as "the amount of tension load that is to be applied to the lifting
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