Crane Load Chart Questions and Verified Answers, 100% Score Guarantee Pass (Latest 2025) What three major components make up a cranes combined center of gravity? - Correct Answers ✅CG Turrent , CG Truck , CG Combined When is a crane considered to be in the moment of balance?
- Correct Answers ✅when crane leverage on load and load
leverage on the crane are equal Explain why a mobile crane can become unstable when a load is lifted over the front and swung over the side? - Correct Answers ✅When the load weight is greater than the crane weight Why do mobile cranes have their greatest capacity over the rear? - Correct Answers ✅when the upper structure is rotated over the side the capacity will be lowered because the distance on the crane center of gravity to the tipping axis is shortened.Explain why it can be impossible to recover a tipping crane by dropping the load. - Correct Answers ✅for the crane to start tipping the load leverage on the crane must exceed the cranes leverage on the load .Define the term forward stability. - Correct Answers ✅the cranes ability to resist tipping forward 1 / 2
Crane Load Chart Questions and Verified Answers, 100% Score Guarantee Pass (Latest 2025) In what condition is a mobile crane most vulnerable to turning over backwards? - Correct Answers ✅Particularly when operated over the side tires if backwards stability is not maintained What are two things that occur when a crane is sufficiently overloaded? - Correct Answers ✅Tipping or Overturning , Structural Failure How are structural and stability capacities differentiated in the capacity chart? - Correct Answers ✅Bold line What can occur if tipping is relied upon when operating in the structural area of the capacity chart? - Correct Answers ✅Failure is often unexpected when rated capacities are exceeded. Structural , hydraulic , Pneumatic Failure.Define the term areas of operations quadrants of operation? - Correct Answers ✅part of the crane working in circle What are three areas of operation that are normally found in mobile crane load charts? - Correct Answers ✅Over the front , over the side , over the rear
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