NGA 70 & 71 PROMETRICS (ACTUAL 2025/2026) STUDY SET
WITH QUESTIONS AND ANSWERS
What do you do if you come across an unmarked facility
Let the contractors know
Warn them of danger
STOP ALL WORK IMMEDIATELY
Contact area supervisor or assigned field rep and get someone
to locate/mark out our pipes
What happens in a component failure
Section of pipeline is not doing its job
What are examples of component failure
Reading a regulator vent/vent pole
Cracked or broken main due to environmental conditions
What do you do when you come across a component failure
Protect employee and public safety and property
Notify dispatch/supervisor or assigned field rep
,Use CGI to sample gas in air
Determine extent of damage
Repair or replace affected component (if qualified)
Follow hazardous atmosphere procedure
What do you do if an explosion happens
Secure the area
Contact supervisor or assigned field rep
Contact 911 IMMEDIATELY
Check with incident commander that's on scene for further
instructions
What happens if you come across exposed facilities
Inspect for:
Erosion/damage/corrosion
How much of methane is in natural gas
96%
What is the specified gravity of natural gas
, 0.6%
What is added to natural gas to give it smell
Mercaptan
What do you do if you come across improper odorization
Perform leak investigation with CGI to identify migrating gas
Keep public a safe distance away
Advise dispatch or assigned field rep
Contact pressure department
Eliminate ignition source
Natural gas is ________ than air
Lighter
What color is natural gas when burning properly
Blue
What color is natural gas when it is NOT burning properly
WITH QUESTIONS AND ANSWERS
What do you do if you come across an unmarked facility
Let the contractors know
Warn them of danger
STOP ALL WORK IMMEDIATELY
Contact area supervisor or assigned field rep and get someone
to locate/mark out our pipes
What happens in a component failure
Section of pipeline is not doing its job
What are examples of component failure
Reading a regulator vent/vent pole
Cracked or broken main due to environmental conditions
What do you do when you come across a component failure
Protect employee and public safety and property
Notify dispatch/supervisor or assigned field rep
,Use CGI to sample gas in air
Determine extent of damage
Repair or replace affected component (if qualified)
Follow hazardous atmosphere procedure
What do you do if an explosion happens
Secure the area
Contact supervisor or assigned field rep
Contact 911 IMMEDIATELY
Check with incident commander that's on scene for further
instructions
What happens if you come across exposed facilities
Inspect for:
Erosion/damage/corrosion
How much of methane is in natural gas
96%
What is the specified gravity of natural gas
, 0.6%
What is added to natural gas to give it smell
Mercaptan
What do you do if you come across improper odorization
Perform leak investigation with CGI to identify migrating gas
Keep public a safe distance away
Advise dispatch or assigned field rep
Contact pressure department
Eliminate ignition source
Natural gas is ________ than air
Lighter
What color is natural gas when burning properly
Blue
What color is natural gas when it is NOT burning properly
