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1B MA Hoisting License Practice Questions And Answers
1. When can you use a chain sling?: When you use a chain sling according
to29CFR 1926
2. What does a chain sling according to 29CFR 1926 let you do?: Use a chain
sling
3. Why do most mobile crane accidents happen?: Poor Operation
4. What does poor operation cause the most of?: Mobile Crane Accidents
5. What happens to the loads center of gravity when its lifted?: The center of
gravity moves directly under the boom point sheave
6. What has to happen to the center of gravity for it to move directly under theboom
point sheave?: The loads center of gravity was lifted
7. How much is the percentage of tipping, per the crawler crane's stability
rating?: 75%
8. 75% is there percentage of tipping for?: Per the crawler cranes stability rating
9. According to MA regulations on hoisting equipment operation, what is the
required source of information regarding the operation of equipment?: The
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operators manual
10. The operators manual is the required source for what: The operation of
equipment; according to MA regulations on hoisting equipment operation
11. True or False: If an operator is operating hoisting equipment without a
problem, but an inspector from OPSI demands that operation stop, the opera-tors
judgment can override the inspector. Operation does not need to stop inthat case.:
False
12. Does operation need to stop If an operator is operating hoisting equipment
without a problem, but an inspector from OPSI demands that operation stop, the
operators judgment can override the inspector.: yes
13. What two main factors determine the capacity of a mobile crane?: Structural
Strength & Stability
14. Structural Strength & Stability are the two main factors that determine
what?: The capacity of a mobile crane
15. Why should an operator put blocking or mats under the outrigger rams?: 1. To
make the Crane Level 2. To Keep the outriggers from sinking 3. To provide betterweight
distribution of the whole crane
16. 1. To make the Crane Level 2. To Keep the outriggers from sinking 3. To
provide better weight distribution of the whole crane are the three reasons an
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1B MA Hoisting License Practice Questions And Answers
1. When can you use a chain sling?: When you use a chain sling according
to29CFR 1926
2. What does a chain sling according to 29CFR 1926 let you do?: Use a chain
sling
3. Why do most mobile crane accidents happen?: Poor Operation
4. What does poor operation cause the most of?: Mobile Crane Accidents
5. What happens to the loads center of gravity when its lifted?: The center of
gravity moves directly under the boom point sheave
6. What has to happen to the center of gravity for it to move directly under theboom
point sheave?: The loads center of gravity was lifted
7. How much is the percentage of tipping, per the crawler crane's stability
rating?: 75%
8. 75% is there percentage of tipping for?: Per the crawler cranes stability rating
9. According to MA regulations on hoisting equipment operation, what is the
required source of information regarding the operation of equipment?: The
1/3
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operators manual
10. The operators manual is the required source for what: The operation of
equipment; according to MA regulations on hoisting equipment operation
11. True or False: If an operator is operating hoisting equipment without a
problem, but an inspector from OPSI demands that operation stop, the opera-tors
judgment can override the inspector. Operation does not need to stop inthat case.:
False
12. Does operation need to stop If an operator is operating hoisting equipment
without a problem, but an inspector from OPSI demands that operation stop, the
operators judgment can override the inspector.: yes
13. What two main factors determine the capacity of a mobile crane?: Structural
Strength & Stability
14. Structural Strength & Stability are the two main factors that determine
what?: The capacity of a mobile crane
15. Why should an operator put blocking or mats under the outrigger rams?: 1. To
make the Crane Level 2. To Keep the outriggers from sinking 3. To provide betterweight
distribution of the whole crane
16. 1. To make the Crane Level 2. To Keep the outriggers from sinking 3. To
provide better weight distribution of the whole crane are the three reasons an
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