MA 4B Hoisting Exam Questions &
Answers (Grade A+)
What attaches the auger to the drill? -
correct answer ✅A Screw or Pin
Maximum safe travel speed of a side boom? -
correct answer ✅5mph
What is the purpose of flights on an auger? -
correct answer ✅Remove the spoils from the hole
What is the purpose of mud in a drilling operation? -
correct answer ✅To cool the drill and stabilize the hole
How are the spoils removed from the flights? -
correct answer ✅By swinging the machine away from the hole,
lower to the ground and reverse the drill
What are the auger flights attached by? -
correct answer ✅Welds
What is the purpose of shear pins? -
correct answer ✅Protects the auger on a post hole digger
, MA 4B Hoisting Exam Questions &
Answers (Grade A+)
How often should you check the head on a caisson drill? -
correct answer ✅After every hole
When is it safe to extend the boom of a concrete truck? -
correct answer ✅When the out riggers are fully extended and on
firm, level ground
What must be used on every piece of a reducer or rubber hose? -
correct answer ✅Safety cable or strap
What is a thrust block used for? -
correct answer ✅It supports the weight of vertical sections in
vertical runs
How far must you stay away from electrical lines with a concrete
pump? -
correct answer ✅17ft
Where is a clog most likely to occur? -
correct answer ✅At the reducer
Answers (Grade A+)
What attaches the auger to the drill? -
correct answer ✅A Screw or Pin
Maximum safe travel speed of a side boom? -
correct answer ✅5mph
What is the purpose of flights on an auger? -
correct answer ✅Remove the spoils from the hole
What is the purpose of mud in a drilling operation? -
correct answer ✅To cool the drill and stabilize the hole
How are the spoils removed from the flights? -
correct answer ✅By swinging the machine away from the hole,
lower to the ground and reverse the drill
What are the auger flights attached by? -
correct answer ✅Welds
What is the purpose of shear pins? -
correct answer ✅Protects the auger on a post hole digger
, MA 4B Hoisting Exam Questions &
Answers (Grade A+)
How often should you check the head on a caisson drill? -
correct answer ✅After every hole
When is it safe to extend the boom of a concrete truck? -
correct answer ✅When the out riggers are fully extended and on
firm, level ground
What must be used on every piece of a reducer or rubber hose? -
correct answer ✅Safety cable or strap
What is a thrust block used for? -
correct answer ✅It supports the weight of vertical sections in
vertical runs
How far must you stay away from electrical lines with a concrete
pump? -
correct answer ✅17ft
Where is a clog most likely to occur? -
correct answer ✅At the reducer
