Inside Gas Leaks Flashcards
If occupants are feeling ill at a inside gas leak what should be added?
A EMS unit
What resources are dispatched to an inside gas leak?
2 engines
1 truck or rescue
1 BC
What task should be completed at a inside gas leak?
Citizen evacuation
Monitoring
Exposure protection and extinguishment
Hazard mitigation
Ventilation
When an IDLH atmosphere is present what shall be identified?
RIT And consideration shall be given to increase resources for a structure fire response
Where concentrations of gas are the highest what should be done?
Ventilation
What shall be done with occupants on a inside gas leak?
Evacuated from the danger area
During the inside gas leak all _____ shall be eliminated by manual controls.
Ignition sources
If possible electric service shall be controlled and shut down from where on the inside gas leak?
The exterior
What areas need to be monitored due to the vapor density of natural gas?
Upper stories, attics, and cocklofts
What type of ventilation should be the primary tactic to remove the gas?
Natural ventilation
Personnel encountering a odor covering an area inside a facility should I assign a resource to check where?
The rooftop for any odors from the HVAC units or roof top service lines.
When are ventilation techniques conducted in a inside gas leak?
After all ignition sources or mitigated.
The key to turning off gas service in any structure is locating what?
The regulator
What are the two basic types of gas meters?
Inside and outside.
When looking for the location of the inside gas meter what should crews look for?
A vent pipe on the exterior of the structure
In the event that the shut off on a inside residential installation cannot be operated due to fire or accessibility the gas should be turned off where?
Curb box
In single-family installations a curb box is usually located where?
In the front lawn between the sidewalk and street, or located in the driveway or sidewalk leading to the residence.
During a gas fed fire how can you confirm the gas has been turned off?
By noting extinguishment of blue flames or checking the inside meter flow
In cases where the fire department has been called to a inside gas leak with nothing found the source of the odor might be coming from where?
Dry J, P, or S traps in a drain
