1|Page
Minnesota Boiler Exam 2025 Latest Prep
Test Bank With 250 Real Exam Questions
and Correct Answers/ MN Boiler License
Test 2025/ MN Boiler Operator Exam
2025 (Newest!)
What is the maximum boiler horsepower you may take charge of on a chief
engineer's license? ......answer.....Unlimited
A 1st class engineer may take charge of a boiler plant not to exceed
......answer.....500 Boiler HorsePower
If you were to fail a chief engineer's exam, how long must you wait before
you would be allowed to take the test again ......answer.....30 Days
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What should be displayed in the boiler room? ......answer.....Engineer's
License and Exemption or inspection certificates
A 2nd class engineer may take complete charge of a boiler plant not to
exceed...? ......answer.....100 Boiler Horse Power
T/F When determining what engineers license will be needed, the total
horsepower connected to the common header is used ......answer.....True
In a boiler plant where there are two 250 horsepower boilers using heating
surface connected to the same common header, what engineer's license
would be required? ......answer.....1st Class Engineer
What shift engineer's license would be required for two 250 HP boilers using
heating surface connected to the same common header ......answer.....1st
Class
,3|Page
T/F A special engineer license is for high or low pressure boilers not to
exceed 50 boiler HP ......answer.....True
To whom would you report a boiler condition you thought not safe
......answer.....Boiler Inspector
What grade license must the shift operator have where a chief engineer has
charge of a plant of 500 BHP? ......answer.....2nd Class
An engineer with one year of actual boiler operating experience verified by
affidavit would be allowed to take an exam for ......answer.....2nd Class
An engineer having an engineer license, with 3 years actual boiler operating
experience verified by one or more affidavits would be allowed to take an
exam for? ......answer.....1st Class
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What is meant by high pressure boiler? ......answer.....Steam or other vapor
in excess of 15 PSIG or a water or other liquid boiler in which the pressure
exceeds 160 PSIG or a temperature of 250 F
What would a special engineer's license allow you to operate?
......answer.....High and Low pressure boilers and their appurtenances of not
more than 50 HP
A shift engineer in a high-pressure, high-temperature hot water plant of 500
BHP must have a? ......answer.....2nd class Grade A or B
T/F The Division of Boiler Inspection may suspend or revoke the license of
any master, pilot or engineer found under the influence of drugs or alcohol
when on duty ......answer.....True
Minnesota Boiler Exam 2025 Latest Prep
Test Bank With 250 Real Exam Questions
and Correct Answers/ MN Boiler License
Test 2025/ MN Boiler Operator Exam
2025 (Newest!)
What is the maximum boiler horsepower you may take charge of on a chief
engineer's license? ......answer.....Unlimited
A 1st class engineer may take charge of a boiler plant not to exceed
......answer.....500 Boiler HorsePower
If you were to fail a chief engineer's exam, how long must you wait before
you would be allowed to take the test again ......answer.....30 Days
,2|Page
What should be displayed in the boiler room? ......answer.....Engineer's
License and Exemption or inspection certificates
A 2nd class engineer may take complete charge of a boiler plant not to
exceed...? ......answer.....100 Boiler Horse Power
T/F When determining what engineers license will be needed, the total
horsepower connected to the common header is used ......answer.....True
In a boiler plant where there are two 250 horsepower boilers using heating
surface connected to the same common header, what engineer's license
would be required? ......answer.....1st Class Engineer
What shift engineer's license would be required for two 250 HP boilers using
heating surface connected to the same common header ......answer.....1st
Class
,3|Page
T/F A special engineer license is for high or low pressure boilers not to
exceed 50 boiler HP ......answer.....True
To whom would you report a boiler condition you thought not safe
......answer.....Boiler Inspector
What grade license must the shift operator have where a chief engineer has
charge of a plant of 500 BHP? ......answer.....2nd Class
An engineer with one year of actual boiler operating experience verified by
affidavit would be allowed to take an exam for ......answer.....2nd Class
An engineer having an engineer license, with 3 years actual boiler operating
experience verified by one or more affidavits would be allowed to take an
exam for? ......answer.....1st Class
, 4|Page
What is meant by high pressure boiler? ......answer.....Steam or other vapor
in excess of 15 PSIG or a water or other liquid boiler in which the pressure
exceeds 160 PSIG or a temperature of 250 F
What would a special engineer's license allow you to operate?
......answer.....High and Low pressure boilers and their appurtenances of not
more than 50 HP
A shift engineer in a high-pressure, high-temperature hot water plant of 500
BHP must have a? ......answer.....2nd class Grade A or B
T/F The Division of Boiler Inspection may suspend or revoke the license of
any master, pilot or engineer found under the influence of drugs or alcohol
when on duty ......answer.....True
