1
MA 4B HOISTING EXAM EXAM WITH
CORRECT ACTUAL QUESTIONS AND
CORRECTLY WELL DEFINED ANSWERS
LATEST ALREADY GRADED A+ 2025 –
2026
What attaches the auger to the drill? - (ANSWER)A Screw or Pin
Maximum safe travel speed of a side boom? - (ANSWER)5mph
What is the purpose of flights on an auger? - (ANSWER)Remove the spoils from
the hole
What is the purpose of mud in a drilling operation? - (ANSWER)To cool the drill
and stabilize the hole
How are the spoils removed from the flights? - (ANSWER)By swinging the
machine away from the hole, lower to the ground and reverse the drill
What are the auger flights attached by? - (ANSWER)Welds
What is the purpose of shear pins? - (ANSWER)Protects the auger on a post hole
digger
, 2
How often should you check the head on a caisson drill? - (ANSWER)After every
hole
When is it safe to extend the boom of a concrete truck? - (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? -
(ANSWER)Safety cable or strap
What is a thrust block used for? - (ANSWER)It supports the weight of vertical
sections in vertical runs
How far must you stay away from electrical lines with a concrete pump? -
(ANSWER)17ft
Where is a clog most likely to occur? - (ANSWER)At the reducer
Minimum distance to stay clear of power lines during side boom operations -
(ANSWER)10ft
What is the primary cause of injuries to side boom operators? -
(ANSWER)Improper mounting and dismounting of the machine
520 CMR 6.00 - (ANSWER)To protect the citizens of the commonwealth
MA 4B HOISTING EXAM EXAM WITH
CORRECT ACTUAL QUESTIONS AND
CORRECTLY WELL DEFINED ANSWERS
LATEST ALREADY GRADED A+ 2025 –
2026
What attaches the auger to the drill? - (ANSWER)A Screw or Pin
Maximum safe travel speed of a side boom? - (ANSWER)5mph
What is the purpose of flights on an auger? - (ANSWER)Remove the spoils from
the hole
What is the purpose of mud in a drilling operation? - (ANSWER)To cool the drill
and stabilize the hole
How are the spoils removed from the flights? - (ANSWER)By swinging the
machine away from the hole, lower to the ground and reverse the drill
What are the auger flights attached by? - (ANSWER)Welds
What is the purpose of shear pins? - (ANSWER)Protects the auger on a post hole
digger
, 2
How often should you check the head on a caisson drill? - (ANSWER)After every
hole
When is it safe to extend the boom of a concrete truck? - (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? -
(ANSWER)Safety cable or strap
What is a thrust block used for? - (ANSWER)It supports the weight of vertical
sections in vertical runs
How far must you stay away from electrical lines with a concrete pump? -
(ANSWER)17ft
Where is a clog most likely to occur? - (ANSWER)At the reducer
Minimum distance to stay clear of power lines during side boom operations -
(ANSWER)10ft
What is the primary cause of injuries to side boom operators? -
(ANSWER)Improper mounting and dismounting of the machine
520 CMR 6.00 - (ANSWER)To protect the citizens of the commonwealth
