NICET Inspection and Testing

Question 1

How often must automatic sprinkler system inspections be performed according to NFPA 25?

Accepted Answer

Quarterly and annually depending on component

Answer

NFPA 25 establishes a tiered inspection schedule where some components are inspected quarterly and others annually.

Question 2

What test is performed to verify that a fire pump starts automatically?

Accepted Answer

No-flow test

Answer

A no-flow (churn) test verifies the fire pump starts automatically and runs at shutoff conditions without flowing water.

Question 3

Under NFPA 25, how often must a full flow fire pump test be conducted?

Accepted Answer

Annually

Answer

NFPA 25 requires an annual full flow fire pump test to verify the pump meets its rated performance across its flow curve.

Question 4

What is the purpose of a hydrostatic test on a newly installed sprinkler system?

Accepted Answer

To verify the system holds pressure without leaks

Answer

A hydrostatic test pressurizes the system to 200 psi (or 50 psi above maximum operating pressure) for 2 hours to verify there are no leaks.

Question 5

Which of the following requires a 5-year internal inspection under NFPA 25?

Accepted Answer

Sprinkler pipe interior for obstruction investigation

Answer

NFPA 25 requires a 5-year internal inspection of sprinkler pipe to investigate for potential obstructions like scale, debris, or biological growth.

NICET - National Institute for Certification in Engineering Technologies Practice Test