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Posted: May 1, 2018

Using the TIC When Responding to Marijuana Grow Houses

Carl Nix

A Gallup poll in 2017 showed that 64 percent of Americans were in favor of legalizing marijuana.

Carl Nix

Today in the United States, recreational marijuana is legal in nine states and medical marijuana is legal in 29 states. Experts predict that the legal marijuana market will reached nearly $25 billion in sales by 2021 as more states pass legislation making marijuana legal.

Why am I writing about marijuana use when this column is about fighting fires using thermal imaging technology? The changing landscape of marijuana use poses a significant risk to firefighters who are responding to a fire call and find themselves in the middle of a grow house. Firefighters need to be aware of the dangers lurking inside a grow house to help protect them from a situation that could turn disastrous. When you first arrive on the scene, these homes look like every other house in the neighborhood from the outside. It’s what’s happening inside that puts firefighters at risk and where the use of thermal imaging technology can have life-saving effects.

1 A TIC can help protect firefighters from the hidden dangers inside a grow house. (Photo courtesy of Bullard.)

1 A TIC can help protect firefighters from the hidden dangers inside a grow house. (Photo courtesy of Bullard.)

Once the firefighting crew arrives on a scene and prepares to attack the fire, it should be common practice for a firefighter to grab the thermal imaging camera (TIC) off the truck and begin to perform size-up. Always start at the roof level with your TIC, checking the chimney, vents, and eaves before working your way to the attic and walls (include doors and windows). Be sure to check the crawlspace, basement areas, and dryer vent locations with the TIC. The TIC readings will be the first indication to the firefighting crew that this structural fire call may not be your typical call.

If your TIC screen is showing an excessive amount of heat coming from the chimney, vents, or basement area, it’s time to start questioning what is happening inside the home. Use your TIC to compare the heat signatures you are seeing to the heat signatures from neighboring structures to give you a baseline. After this comparison, if your TIC is still reading excessive heat coming from inside the structure, it’s time to alert the utility and police departments that you suspect a grow operation.

The police are aware of the dangers inside a grow house and will advise your firefighting crew of the potential risks they are facing including fortified doors and windows, booby traps, and unknown hydro sources from bypassing the meter or generator. As the firefighting crew enters the structure, it’s critical to proceed with caution and use the TIC for safely navigating obstacles such as low-hanging wiring and ventilation ductwork, which can entangle and entrap firefighters. The excessive heat created in a grow house is from the sodium vapor bulbs used, which can range fr

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Posted: May 1, 2018

Using the TIC When Responding to Marijuana Grow Houses

Carl Nix

A Gallup poll in 2017 showed that 64 percent of Americans were in favor of legalizing marijuana.

Carl Nix

Today in the United States, recreational marijuana is legal in nine states and medical marijuana is legal in 29 states. Experts predict that the legal marijuana market will reached nearly $25 billion in sales by 2021 as more states pass legislation making marijuana legal.

Why am I writing about marijuana use when this column is about fighting fires using thermal imaging technology? The changing landscape of marijuana use poses a significant risk to firefighters who are responding to a fire call and find themselves in the middle of a grow house. Firefighters need to be aware of the dangers lurking inside a grow house to help protect them from a situation that could turn disastrous. When you first arrive on the scene, these homes look like every other house in the neighborhood from the outside. It’s what’s happening inside that puts firefighters at risk and where the use of thermal imaging technology can have life-saving effects.

1 A TIC can help protect firefighters from the hidden dangers inside a grow house. (Photo courtesy of Bullard.)

1 A TIC can help protect firefighters from the hidden dangers inside a grow house. (Photo courtesy of Bullard.)

Once the firefighting crew arrives on a scene and prepares to attack the fire, it should be common practice for a firefighter to grab the thermal imaging camera (TIC) off the truck and begin to perform size-up. Always start at the roof level with your TIC, checking the chimney, vents, and eaves before working your way to the attic and walls (include doors and windows). Be sure to check the crawlspace, basement areas, and dryer vent locations with the TIC. The TIC readings will be the first indication to the firefighting crew that this structural fire call may not be your typical call.

If your TIC screen is showing an excessive amount of heat coming from the chimney, vents, or basement area, it’s time to start questioning what is happening inside the home. Use your TIC to compare the heat signatures you are seeing to the heat signatures from neighboring structures to give you a baseline. After this comparison, if your TIC is still reading excessive heat coming from inside the structure, it’s time to alert the utility and police departments that you suspect a grow operation.

The police are aware of the dangers inside a grow house and will advise your firefighting crew of the potential risks they are facing including fortified doors and windows, booby traps, and unknown hydro sources from bypassing the meter or generator. As the firefighting crew enters the structure, it’s critical to proceed with caution and use the TIC for safely navigating obstacles such as low-hanging wiring and ventilation ductwork, which can entangle and entrap firefighters. The excessive heat created in a grow house is from the sodium vapor bulbs used, which can range fr

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Posted: May 1, 2018

Is It a Cost or a Savings?

robert tutterow
Robert Tutterow

I think history will show that we are in the early stages of a fundamental change in how the fire service operates. The changes are going to be prompted by “exposure reduction controls.” Remember that term; it could become a common phrase.

It will impact operations, personal protective equipment (PPE), equipment, apparatus, fire station design, and budgets. The focus of this month’s column is on the budgetary aspect.

Operations will be impacted in that fires will be treated “somewhat” like hazmat scenes. The “somewhat” part is that PPE, where at all possible without a big negative impact on service delivery, will go through “advanced” cleaning after every exposure. This is after there has been an on-scene “preliminary reduction control” process completed—i.e., gross decontamination. For career departments, companies will be out of service until the firefighters have all showered following an exposure. WHAT? Yes, this will happen and is already standard protocol for some departments. Career departments routinely go out of service for training and other obligations. Company “move-ups” to cover while other companies are at working incidents or training activities will be extended a few minutes to allow for firefighter showering. Volunteer departments will also cover for other departments.

PPE

PPE will be impacted, as most departments, if they haven’t already, will have at least two sets of PPE per firefighter. For example, the Seattle (WA) Fire Department has already issued its firefighters three sets of PPE. PPE will be made of materials that are less likely to absorb contaminants and are easier to clean. PPE designs will also change to facilitate cleaning. For example, helmets will be more easily disassembled to facilitate cleaning. We have already seen the introduction of barrier hoods to minimize contamination to the head and neck area. At least one self-contained breathing apparatus manufacturer has introduced a new design that is easier to decontaminate. I’m sure the other manufacturers will follow suit.

Apparatus and Equipment

Equipment design and materials will change to make cleaning and decontamination easier. Cleaning supplies will come to market that are specifically designed to clean equipment. For example, there will be a resurgence of hose-washing machines. Special cleaning agents and processes will emerge that are suited for use in removing the products of combustion.

Apparatus cabs will become easier to decontaminate. Seat coverings and floor coverings will be made of materials that are readily decontaminated. The cab interior design will have smoother corners, rather than sharp recess corners, to make cleaning easier. And some day, we may even see power sources that do not use carcinogenic diesel fuel.

Stations

Many fire stations will be designed or renovated to minimize exposures. The concept of hot-warm-cool zones is already emerging. The hot zone is for contaminated PPE and equipment. The cold zone comprises the station’s living areas where no contamination should be present. The warm zone is the transition area between the hot and col

Read more
Posted: May 1, 2018

Is It a Cost or a Savings?

robert tutterow
Robert Tutterow

I think history will show that we are in the early stages of a fundamental change in how the fire service operates. The changes are going to be prompted by “exposure reduction controls.” Remember that term; it could become a common phrase.

It will impact operations, personal protective equipment (PPE), equipment, apparatus, fire station design, and budgets. The focus of this month’s column is on the budgetary aspect.

Operations will be impacted in that fires will be treated “somewhat” like hazmat scenes. The “somewhat” part is that PPE, where at all possible without a big negative impact on service delivery, will go through “advanced” cleaning after every exposure. This is after there has been an on-scene “preliminary reduction control” process completed—i.e., gross decontamination. For career departments, companies will be out of service until the firefighters have all showered following an exposure. WHAT? Yes, this will happen and is already standard protocol for some departments. Career departments routinely go out of service for training and other obligations. Company “move-ups” to cover while other companies are at working incidents or training activities will be extended a few minutes to allow for firefighter showering. Volunteer departments will also cover for other departments.

PPE

PPE will be impacted, as most departments, if they haven’t already, will have at least two sets of PPE per firefighter. For example, the Seattle (WA) Fire Department has already issued its firefighters three sets of PPE. PPE will be made of materials that are less likely to absorb contaminants and are easier to clean. PPE designs will also change to facilitate cleaning. For example, helmets will be more easily disassembled to facilitate cleaning. We have already seen the introduction of barrier hoods to minimize contamination to the head and neck area. At least one self-contained breathing apparatus manufacturer has introduced a new design that is easier to decontaminate. I’m sure the other manufacturers will follow suit.

Apparatus and Equipment

Equipment design and materials will change to make cleaning and decontamination easier. Cleaning supplies will come to market that are specifically designed to clean equipment. For example, there will be a resurgence of hose-washing machines. Special cleaning agents and processes will emerge that are suited for use in removing the products of combustion.

Apparatus cabs will become easier to decontaminate. Seat coverings and floor coverings will be made of materials that are readily decontaminated. The cab interior design will have smoother corners, rather than sharp recess corners, to make cleaning easier. And some day, we may even see power sources that do not use carcinogenic diesel fuel.

Stations

Many fire stations will be designed or renovated to minimize exposures. The concept of hot-warm-cool zones is already emerging. The hot zone is for contaminated PPE and equipment. The cold zone comprises the station’s living areas where no contamination should be present. The warm zone is the transition area between the hot and col

Read more
Posted: May 1, 2018

Fire Truck Photo of the Day-Pierce PUC Pumper

Grand Prairie (TX) Fire Department PUC pumper. Dash CF cab and chassis; Cummins L9 450-hp engine; Pierce PUC 1,500-gpm single-stage pump.

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