LATEST MOBILE CRANES EXAM 2024/2025
QUESTIONS WITH 100% CORRECT ANSWERS
T or F
As crane signaling is only a basic function and the signal person knows where the loads will be
positioned, training or testing of the signal person should not be required - CORRECT ANSWER
False
When using hand signals to direct a crane operator, an extended arm with the thumb vertical and the
fingers opening and closing into a fist indicates: - CORRECT ANSWER raise boom and lower the
load
Two closed fists with both thumbs pointing toward each other is the signal for: - CORRECT
ANSWER retract hydraulic boom
Which of the following is not a permitted use of an "operational aid"? - CORRECT ANSWER
used to test weigh a load prior to hoisting
T or F
Any crane component can be used on any other crane made by the same company - CORRECT
ANSWER false
A rough terrain crane is commonly referred to as; - CORRECT ANSWER cherry picker
Which of these conditions could be dangerous when operating a crane around a newly constructed
building? - CORRECT ANSWER uncompacted soil
When hoisting on outriggers with a permitted 360 degree swing, which position is the most hazardous
in most conditions? - CORRECT ANSWER over corner
T or F
The ground pressure under the outriggers is higher than it is under a crawler track because of the
smaller bearing surface - CORRECT ANSWER True
, LATEST MOBILE CRANES EXAM 2024/2025
QUESTIONS WITH 100% CORRECT ANSWERS
An outrigger float should be approximately how much larger that the outrigger pad? - CORRECT
ANSWER 3 times
When setting a a crawler crane for use on a new site, which of the following is not required prior to
use? - CORRECT ANSWER name of the person that will operate the crane
Where should the slings be attached when lifting lattice boom sections? - CORRECT ANSWER
use the end connections
T or F
During crane assembly, the counterweight is mounted after the installation of the complete boom -
CORRECT ANSWER false
When assembling lattice boom sections, which set of pins are installed first? - CORRECT ANSWER
both upper
When installing the boom pins, the pin should be pointing; - CORRECT ANSWER out away from
boom center
When dismantling a lattice boom, which boom pins should be removed first? - CORRECT ANSWER
both lower
T or F
It is safe to climb under a boom to knock out the boom pins if the crane has tension on the pendant
lines - CORRECT ANSWER false
What important step must be followed when welding a damaged crane boom? - CORRECT
ANSWER follow manufactures welding procedure,have a welder certified to the correct welding
procedure, use correct welding rods and heat treatment
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller NURSINGTRAINER. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.49. You're not tied to anything after your purchase.
