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- Would cause a catastrophic medical emergency in a city
- Requires a timely and focused medical response
- May have hours or days to respond to incident
- Preplanning on treating approx 10% of population.
- 80,000 people for Indianapolis
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17
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- Onset of symptoms may be a few days or weeks
- No physical signs, odorless and colorless
- Unusual numbers of sick or dying people
- Discarded Sprayers or aerosols
- Hospitals may be the first to see the signs
- Victims have a common history
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18
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- Living organisms, or materials derived from them that cause disease in,
or harm in humans, animals, or plants
- Liquid Droplets, aerosols, or dry powders.
- 3 Types
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19
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- 5 Classes
- Nerve
- Blister
- Blood
- Choking
- Irritating
- A chemical used to kill, seriously injure, or incapacitate people
through its effects
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20
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- Anthrax
- Botulism
- Paque
- Small Pox
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21
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- Acute Infectious Disease
- Spores inhaled or ingested
- Prevention - Vaccine
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- Starts out like common cold
- Severe Breathing Problems
- If ingested
- Inflammation of the intestinal tract
- Vomiting of blood
- Severe diarrhea
- Death can occur within 24hrs
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- Antibiotics
- Penicillin
- Delay in use of antibiotics --- even in terms of hours ---- may lessen
chances of survival
- Vaccine
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- The most potent lethal substance know to man
- Inhaled or ingested via food or water
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- Double vision
- Slurred speech
- Dry Mouth
- Muscle Weakness
- Starts Top and works down
- Begin from 6 hours to 2 weeks after exposure
- Death by paralysis of diaphragm
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- Botulism anti – toxin
- Supplied by CDC
- Prevention by vaccine
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- Causative agent of plague
- Found in rodents
- Found in fleas
- Can be disseminated by aerosol
- Can spread from respiratory droplets
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- Signs 1 to 6 days of exposure
- Fever
- Headache
- Weakness
- Can lead to death within 2 to 4 days
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- Antibiotics within 24 hours of fist symptom
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30
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- Sulfur Mustards
- Vx
- Sarin
- Chlorine
- Hydrogen Cyanide
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32
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- Vesicants – Bister agents
- colorless when pure
- are generally a yellow to brown color
- slight garlic or mustard odor absorbed through the eyes, skin and mucous
membranes.
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- Skin, eye and respiratory tract
injury.
- May cause bone marrow suppression
- Neurologic and gastrointestinal toxicity.
- Although cellular changes occur within minutes of contact, pain and
other clinical effects are delayed for one to 24 hours.
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- No Antidote
- Decontamination of all potentially exposed areas within minutes after
exposure is the only effective means of decreasing tissue damage
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- Highly toxic compound
- Liquid and vapor form
- Attacks the central nervous system
- 100 times more toxic by entry through the skin than the nerve-agent
sarin, and twice as toxic by inhalation.
- VX can persist for long periods under average weather conditions and for
months in very cold conditions.
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- can cause death minutes after exposure.
- Enter the body by inhalation, ingestion, through the eyes and through
the skin.
- Runny nose, water eyes, drooling, excessive sweating, difficulty in
breathing, dimness of vision, nausea and twitching. It kills by
attacking the body's voluntary muscle and gland "on switch,"
causing the muscles to tire so they can no longer sustain breathing.
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- Immediate Treatment is decontamination.
- Remove Clothing
- Flush…not forgetting the eyes
- Hospitals may have antidotes
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- Highly toxic compound
- Liquid and Vapor
- Attacks the central nervous system.
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- Can cause death minutes after exposure
- Enters the body by inhalation, ingestion, through the eyes and the skin.
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- Immediate decontamination
- removing clothing and flushing
eyes and skin with water.
- Hospitals in many communities are stocking the antidotes.
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- Greenish-yellow gas
- Pungent odor
- Heavier than air
- reacts violently with many organic compounds, creating a fire and
explosion hazard.
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- Corrosive to the eyes and the skin
- Cause tearing blurred vision and burns.
- Inhalation may cause labored breathing and lung edema.
- The symptoms of lung edema often do not manifest until a few hours after
exposure.
- High exposure levels may result in death.
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- Fresh air in the case of inhalation
- rinsing with plenty of water in case of exposure to skin and eyes.
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- Extremely flammable
- Colorless gas or liquid.
- Gives off toxic fumes in a fire and is highly explosive
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- Irritates the eyes, skin, respiratory tract.
- Burning and redness for the skin and eyes.
- Inhalation causes confusion, drowsiness and shortness of breath, leading
to collapse. Affects the central nervous system, resulting in impaired
respiratory and circulatory functions.
- Exposure can be fatal.
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- Fresh air in the case of inhalation
- Rinsing with plenty of water in the case of skin or eye exposure
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- Explosion / little damage
- Found Device
- Multi casualties / similar symptoms
- Mass casualties / no apparent reason
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- Reports of unusual
- Odors
- Liquids
- Spray devices
- Cylinders
- Dead Animals
- Discarded PPE
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- First Opportunity to Identify
- Multi-call incident
- Key to saving the lives of first responders
- How many / Symptoms
- Anyone wearing PPE?
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- Provide responders with info
- Weather / Upwind routs
- Provide number of victims
- Provide Signs / Symptoms
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- Our ability to contain and control the incident will be decided in the
first hour.
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- High number of victims with burns
- dead fish, wildlife, or insects
- unusual metal debris unusual droplets
- low-lying clouds; abandoned spray devices
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- Uphill / Upwind
- Stop at a distance
- Inform Incoming help
- Direct all to use full gear & SCBA
- Be aware secondary devices (look for them)
- Perpetrator still on scene?
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- Establish Command
- Secure, Isolate, and Deny Entry
- Establish Safety Zones
- Establish Water Supply
- Pull hand lines
- Even if you see no need at the time.
- Identify if live victims in area of attack
- Rescue live victims
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- This is a crime scene
- Restrict entry
- Preserve evidence
- Avoid contact with liquids
- Relay to dispatch status and request additional resources
- If you think it’s a terrorist incident tell dispatch
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- Establish casualty collection points
- Perform mass
- Monitor and maintain water run off.
- Not at the expense at treating
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- Chemical threat
- Potential to save lives
- Risk to responders
- Time constraints to achieve level of responder protection before
determining what level of PPE to use to perform rescue operations.
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- Request for additional equipment immediately
- Establish a dedicated radio channel to dispatch
- Consider secondary devices
- Establish accountability
- Request for highest ranking law enforcement officer to command post
- Alert all personnel of crime scene and preserve evidence. Sony Example
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- Coordinate rescue ops with law enforcement
- Ensure law enforcement advises on activities being conducted in the
immediate area.
- Assign a police liaison
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- Must be a rapid removal from:
- Contamination
- Triage
- Decon
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- As many ambulatory casualties as possible should be removed from the
area without rescuers entering the site.
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63
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- It should be expected that live non-ambulatory will be present.
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- Level A
- Level B
- Firefighter Gear SCBA
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65
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- Avoid any contact with liquids
- Do not make contact with any dead victims
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- Must be performed minutes after agent exposure. (hoseline)
- Up wind / Up grade
- Firefighter gear taped with SCBA
- Encourage victims to remove clothing to their undergarments.
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- Coordinate with EMS
- Be alert (look) for secondary devices, weapons, and perpetrators. (we
are now in the business of bombs)
- Establish Technical decon for firefighters away from civilians
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- Large volumes of run off
- Weather
- Decon corridors are ideal targets for secondary devices.
- Perpetrators among victims
- Victim tracking
- Security of personal property
- How will water be applied in decon
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70
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71
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- A Painful 180-degree Choice About
Triage, Patient Care, and Liability
- We will be thrown into this new standard of care.
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- Favors those most seriously injured
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- Military Tactics
- Battlefield Conditions
- Reverse Normal Triage
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- The most likely to survive get treated first
- Certain People will not get care.
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75
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- Who gets treated first?
- How many firefighters will be needed?
- What resources are needed?
- How will contacts be made for resources.
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76
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- Hospital resources should be redirected to care for the most seriously
ill.
- Elective admissions should temporarily cease, while critical
medical/surgical and 911 functions will continue.
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77
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- Establishing a system to quickly expand outpatient and inpatient acute
care facilities is necessary to provide rapid treatment to a large
population of patients.
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78
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- In a mass casualty situation, health care workers will provide care to
as many victims as possible, but individualized treatment plans may be
rare or nonexistent.
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79
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- Advanced life-saving technology and treatment options will either not be
available, or they will be unable to be implemented due to lack of
specially trained medical personnel.
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80
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- Pre-identifying casualty
collection points.
- The use of hotels, schools, etc. may be considered as alternative care
facilities,
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81
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- Outpatient centers initially should implement a triage policy caring for
the sickest patients first.
- Then, as the system becomes further overburdened, the triage policy
should refocus to treat those most likely to survive with the level of
care available.
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82
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- Treatment centers should be established quickly in structures of sufficient
size that are located close to existing hospitals.
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83
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- Schools
- Community centers
- Hospital cafeterias
- Hotel conference rooms.
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84
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- They contain adequate floor space for patient care,
- Bathrooms
- Kitchens
- Refrigeration
- Laundry service,
- Electricity
- Generator backup.
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- Initial triage
- Admissions
- Registration
- Family/visitor waiting area
- Staff
- Break room
- Pharmacy
- Administration (control center)
- Communications
- Staff workstations,
- Storage, locked security area
- Temporary morgue.
- Inpatients should be able to rest on portable cots that can be arranged
to maximize space
- ample room between beds (at least 18 inches) for personnel to maneuver
and circulate.
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86
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- The better the job the fire service
- does in minimizing the impact of terrorist incidents, the more
terrorists will seek new and terrible ways to make their statements.
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87
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- If chemical agent detector is not available and/or entry into an unknown
environment for detection is not performed:
- Must operate based on other indicators. These include signs and
symptoms and reports from escaping victims, and knowledge of the room
size and air handling characteristics.
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88
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89
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90
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91
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- Use victims as a detector
- Indicates the nerve agent vapor concentration is relatively low
compared to the range of concentrations achievable.
- If at least one victim remains alive 15 minutes after the incident, a
rescuer can assist that victim with little or no risk.
- while wearing turnout gear with SCBA, or more protective FFPE
configurations.
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92
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- Responders entering an unknown nerve agent vapor environment for
reconnaissance should assume worst-case conditions and assume agent
Sarin for nerve agent.
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93
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95
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96
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97
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- Minimizing rescuer exposure duration will minimize their potential
hazard. However, a rescuer in standard turnout gear with SCBA is
protected adequately for 30 minutes, even without taking time to apply
quick fixes, such as duct tape. Time delays before rescuing known live
victims may increase the cumulative dosage a victim receives. Quick
entry, rescue, and exit, while diligently avoiding any contact with
liquid contamination, will minimize the hazards to victims and rescuers.
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98
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- Weather Conditions
- Scene Hazard Assessment
- Avoid “tunnel vision.”
- Don’t just assume chemical-related hazards.
- Also consider the possible presence of biological agents, radiological
materials, and/or explosive devices.
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99
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- View area through a closed window or an entrance doorway (or other
upwind location)
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100
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- Observe living victims with nerve agent exposure symptoms
- Victims have been exposed for 15 minutes or more
- Mustard is not suspected,
- The room the victims occupy is directly accessible without having to
transit stairwells, or other adjacent rooms
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- If no living victims are visible from outside the building assume a high
concentration of chemical agent
- May consider a rapid reconnaissance by entering the building for no more
than 3 minutes only to look for living victims.
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103
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- Must increase their level of protection by at least self-duct taping
protective clothing openings and closures and continuing SCBA use.
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- Neck
- Around the face piece
- Fly
- Wrists, ankles, waist, and the closure down the front of the jacket.
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105
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- Observe living victims with nerve agent exposure symptoms
- Victims have been exposed for 15 minutes or more, and
- Mustard (HD) is not suspected
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106
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- Take special care to avoid contaminating footwear and clothing with
liquid chemical agent. Skin contact with liquid chemical agent dosage
may be lethal. Liquid contamination is very easy to spread. Spread
liquid contamination will “off gas” highly toxic vapors and continues as
a skin contact hazard.
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107
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- If no living victims are seen, then leave the building immediately, seal
and secure the building, and wait for the HAZMAT team in Level A suits
to arrive at the scene.
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108
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- Are casualties visible near an entrance?
- Are they in the line-of-sight?
- Can they be heard?
- Estimate how long it would take to reach and remove them.
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109
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- If there are enough HAZMAT team personnel in Level A suits available to
rescue live victims in a timely manner, use them.
- Otherwise, consider using personnel who are wearing an acceptable
protective clothing alternative (i.e. taped or untaped turnout gear with
SCBA),
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110
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- Are casualties ambulatory or non-ambulatory?
- Signs and symptoms?
- Traumatic injuries?
- Entanglement?
- Mental state?
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111
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- Consider use of PPV fans.
- Be sure that use of these fans will not spread chemical agent to
endanger other people.
- If fans are acceptable, they should be placed in service while rescuers
are donning their protective ensemble.
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112
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- SCBA must be used for all rescue missions.
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113
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- Must wear standard turnout gear with SCBA.
- If the situation permits, PPE closures and openings should be taped with
duct tape either by the responder or a buddy.
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114
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- Limit the initial exposure time to 30 minutes.
- No entry team will re-enter the contaminated area unless authorized and
extreme circumstances clearly warrant doing so.
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115
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- After exiting rescuers must continue using their SCBA until their
decontamination of chemical agent from the protective clothing.
- Remove the regulator and face piece last (after protective clothing).
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- Must be set up before entry is made,
- Locate setup upwind and as close as practicable.
- Rescuers must be decontaminated immediately.
- Before they remove their regulator and face piece (to avoid breathing
any vapors possibly trapped in their clothing protective clothing) or
any of their protective clothing. If possible, remove regulator and
face piece last.
- Use chemical agent monitors.
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- Check vital signs
- ECG.
- Check again for chemical agent signs and symptoms.
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119
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- First responders would enter a hot zone only to rescue living victims.
- Only until Level A entry is available
- Level A to perform other missions such as reconnaissance, sampling or
detection, or mitigation.
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120
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- The Hazards of Entering Chemically Contaminated Buildings
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121
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122
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- Examined the ventilation rates of a building in both the natural and
with PPV.
- Examined the use of the PPV fans in the same building during a
live-rescue mission scenario.
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123
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- PPV fan can purge the majority of chemical vapors from a building after
10 minutes of use.
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132
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- Increased protection provided to firefighters and emergency rescue
personnel,
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133
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- Absorption occurring under the suit is measured with absorptive samplers
placed in several locations on the body.
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134
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- Bunker Gear and SCBA should be worn while setting the PPV in place.
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135
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- PPV applications are considered as an additional way of reducing risks
associated with a quick rescue in chemical contamination.
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136
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- Prior to using PPV, firefighters must ensure that there are no
unprotected people at the door, window, or other opening selected as the
PPV exit point. If there are unprotected people at the exit, or
downwind, they must be evacuated before PPV is employed. When
unprotected people can not be moved from the exit point, or from the
area immediately downwind of the exit point, it may be possible to
select an alternate exit point, and still safely employ PPV fans.
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137
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- May force the agent to spread to other zones of a building.
- when the agent has been released in the lobby of a multi-story
building, PPV applications may spread agent to upper floors of the
building.
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138
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- Could put people at risk on upper floors.
- Negative pressure ventilation may be preferable.
- Negative pressure ventilation usually was just as efficient as positive
pressure ventilation and, in one case, slightly more efficient.
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139
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- The use of PPV fans dramatically decreases the interior chemical agent
vapor concentration of structures.
- For example, PPV fans can reduce the vapor concentration by 50% - 70%
during the first 10 minutes of use
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140
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- PPV significantly increases the first responders’ protection above and
beyond the adequate protection provided by standard turnout gear with
SCBA when rescuing known live victims.
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141
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- Before using PPV, consider the downwind hazard for unprotected people.
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142
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- Bigger fans are better. Two fans are better than one.
- Tilting the fan improves performance.
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143
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- Use Negative Pressure Ventilation (NPV) at buildings where victims are
present in closed interior rooms (doors closed).
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