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Special Operations Test Dcfd > HazMat Bulletins > Flashcards

HazMat Bulletins Flashcards

1
Q

Technical decon task force companies

A

Engine 6
Engine 26
Truck 4
Truck 15

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2
Q

What is HazMat 2?

A

Ready reserve HazMat unit for emergencies or special events

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3
Q

Who drives HazMat 2?

A

Members of Engine 12

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4
Q

Who uses the equipment off HazMat 2?

A

The squad assigned to the HazMat will use the equipment off HazMat 2.

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5
Q

Hazardous Materials company

A

HazMat 1
HazMat 2
HazMat Support Unit

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6
Q

3 basic principles of ALARA

A

Maximize distance
Minimize time
Maximize shielding

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7
Q

ALARA

A

As Low As Reasonably Achievable

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8
Q

Standard unit to measure radiological exposure

A

Roentgen (R)

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9
Q

APR stands for ___________ and protects rescuers from _________________

A 
Air Purifying Respirator
Protects from:
Common WMD agents
Alpha and beta particles
Dust & debris
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10
Q

When can APR be used?

A

Non-IDLH environment
Agents have been identified
Concentration of agents allows for APR use

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11
Q

Dispatch for CO

A

1 Engine
1 Truck
1 BLS or ALS

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12
Q

CHEMTREC

A

Chemical Transportation Emergency Center

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13
Q

Decon for Nuclear/Radiological

A

Incident specific
Take nasal swab first
Wet down first, then remove clothing
Contain run-off if possible

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14
Q

Decon for biological agents

A

May not be needed because the agents are so slow acting
Keep victims on scene until agent is ID’d
Wet first, then remove clothing

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15
Q

Decon for chemical agents

A

Begin ASAP

Remove clothing first (removes 80% of contaminants)

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16
Q

In a radiological emergency, if initial responders don’t have dosimeters, how long can they conduct life-saving operations?

A

15 minutes

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17
Q

In a radiological emergency, where should the control line be established?

A

2x background radiation or

50microR/hr

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18
Q

3 zones for radiological incident

A

Cold- Buffer to keep civilians out
Warm- Contains decon area
Hot- Requires highest level of PPE and training

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19
Q

Natural gas facts

A

Not poisonous
Lighter than air
High radiant heat when burning

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20
Q

Ignition point of natural gas

A

1100-1200 degrees

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21
Q

Radiological dosimetry guidelines

A

At least one member of each team should have a dosimeter
Dosimeter worn outside PPE, on core
Should be read and recorded every 15 minutes
Use dosimeter tracking form

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22
Q

At _____________ % LEL what actions shall be taken?

A

10%
SCBA
Evacuate building
Call gas company

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23
Q

Staging and initial actions for gas leak

A

1st engine-200’ away
Truck- 200’ away. Meter for gas LEL and CO PPM
2nd engine- 2 blocks away from side C
3rd Engine- 2 blocks away, able to take A or C

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24
Q

When can a truck company ventilate on a CO leak?

A

After locating and confirming location of the leak

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25
Q

Where is the Andrews underground fuel transport line?

A

On Anacostia River just below South Capitol St. bridge to Andrews AFB. Runs parallel to Suitland Parkway

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26
Q

What is PCB and how is it labeled?

A

Polychlorinated biphenyls
Some transformers contain PCBs.
Light blue label <50ppm
No label/yellow label >50ppm

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27
Q

Breathing protection required for asbestos material?

A

SCBA

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28
Q

How many people are needed to set up and run the decon corridor?

A

4 people to set up

7 people to decon

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29
Q

CBRN

A

Chemical, Biological, Radiological and Nuclear

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30
Q

Hard target vs Soft target

A

Hard- Staffed by trained personnel

Soft- Little or no security. Possibility of extensive casualties

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31
Q

Actions for gas burning outside

A

Don’t extinguish fire, protect exposures

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32
Q

Actions for gas leak outside

A

Clear area around leak
Eliminate ignition sources
Check surrounding buildings

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33
Q

Actions for gas leak/burning inside

A

Shut off gas

Don’t operate electrical switches

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34
Q

SCBA for CO

A

35ppm
Request HazMat
Incident terminated at <8ppm

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35
Q

What are the three mass decon task forces?

A
  1. Engine 4 Truck 9
  2. Engine 8 Truck 7
  3. Engine 25 Truck 16
36
Q

What units make up a mass decon task force?

A

1 Engine
1 Truck
Decon trailer (Located at the assigned engine company’s house)
Van

37
Q

Staging for WMD

A

All units except first due engine stage at one location 2 blocks away uphill and upwind
If explosives are involved, stage 1500’ away

38
Q

Master stream decon

A

2 engines 15’ apart and ladder pipe above.

2-1/2” fog nozzles with hydrant pressure only

39
Q

Covered wagon decon

A

2 engines 12’ apart and ladder pipe above

Three ropes strung between engines with salvage covers hung to provide privacy

40
Q

Improvised decon ideas

A

Gated wye with pipe connected to 2-1/2” opening on hydrant

Sprinkler heads in parking garages

41
Q

What information should be relayed to CHEMTREC

A 
Name of product
Nature of problem
Name &amp; number of caller
Location
Shipper/Manufacturer
Container type
Rail car/Track #
Carrier name
Consignee
Local conditions and weather
Placard symbol
42
Q

DCFD responsibilities in WMD incident

A 
Rescue
Victim decon
EMS
Initial perimeter control
Evacuation
Product identification
Fire suppression
43
Q

What is the detection capability of the HazMat unit?

A

Biological- Very basic, agent specific
Nuclear/Radiological
Chemical- Several devices…

These limitations are why we use victims’ symptoms to identify agents

44
Q

What does M256A1 detector detect?

How long does it take?

A

Nerve
Blood
Blister

15 min

45
Q

WMD Table 1

A

Signs and symptoms for:

Nerve, blister, vesicant, blood, choking agents

46
Q

WMD Table 2

A

Interview for victims for:

Nerve, blister, choking, blood, pepper

47
Q

Respiratory protection in WMD incident

A

SCBA
If not possible, APR only after agents have been identified and APR will be effective.
And only in the warm zone
And only if we absolutely can’t use SCBA

48
Q

2 general principles of firefighting gear’s effectiveness in chemical warfare agants

A

Allows sufficient protection in hot zone of nerve agent attack for 30min
Self-taped turnout gear provides sufficient protection from unknown nerve agent for 3 min–2 min if blister agent.

49
Q

General decon procedure for WMD

A

Flush/shower for 2-3 minutes

Contain runoff if possible

50
Q

Purpose of decon in WMD attack

A

Limit further exposure and secondary contamination

Speed is more important than method

51
Q

First due engine WMD positioning

A

Approach from uphill and upwind
Stop 500’ away from first casualty or damage
Full PPE

52
Q

Size-up for WMD incident

A 
Additional resources
Number of victims
Symptoms
Witness/LEO info
Collapse?
Recommendations for ingress/egress
Isolate area and deny entry
53
Q

What other agency can we call to assist with decon?

A

National Medical Response Team

54
Q

3 types of higher explosives

A

Depends on strength of insult needed to detonate

Primary- spark, flame, touch
Secondary- Greater than primary
Tertiary- Large insult needed

55
Q

3 Effects of detonated explosives

A

Blast pressure- Damage to internal organs
Fragmentation- Can travel 3x faster than a bullet
Thermal- Up to 3650deg

56
Q

4 components of all IEDs

A

Power supply
Initiator
Explosives
Switch

57
Q

_____% of victims killed in an intentional explosion that are killed immediately

A

90%

58
Q

3 types of blast injuries

A

Pressure
Flying debris
Victim thrown

59
Q

What is the most life-threatening blast injury?

A

Lungs

60
Q

Dispatch for PRE detonation bombing incident

A 
1 Engine
1 Truck
HazMat
1 Squad
SpOps BC
1 EMS unit
1 EMS Captain
61
Q

Dispatched units for POST detonation at bombing incident

A 
Cave-in unit task force
HazMat task force
Mass casualty support group
EMS task force (3 amb, 2 medic, 1 EMS Cap)
Safety Officer
62
Q

Size-up of first arriving unit for POST detonation bombing incident

A 
First due engine stop 500' away, give size-up from this location
Obvious rescues
Number of victims
Fire? Collapse?
Info from LEO
Recommendations for ingress/egress
Evacuation needs
Perimeter control needs
63
Q

If a complete bomb sweep is not underway after __________ min, the IC will consider doing what?

A

15 minutes

Consider removing rescuers to a safe location until cleared by EOD

64
Q

How is the “initial stage” of a radiological incident defined

A

Rescue of live victims

Establishing a control line, isolating and evacuating the area

65
Q

Natural background radiation in DC area

A

5-20 microR/hr

66
Q

Staging for radiological emergency

A

Approach from uphill & upwind

Stage 300’ away

67
Q

Maximum total body radiation dose limits

A

5R-All
10R-Major property
25R-Lifesaving/protection of large populations
>25R- Volunteer only

68
Q

Maximum ZONE limits for radiological incident WITH life safety concern

A

Cold- 2mR/hr
Warm- 2mR-10R/hr
Hot- over 10R/hr
Absolute turn back 200R/hr

69
Q

2 cases where there will be more than one gas shut-off stopcock on a building

A

When two or more meters are used

Distance where the service pipe passes through the building wall and the gas meter exceeds 20’

70
Q

Fire valve

A

Raised operating step inside 2-1/2” diameter pipe that projects 12” above grade
Remove cap and turn lug 1/4 clockwise

71
Q

What are the pressures in Washington gas lines?

A

Transmission lines 60-300psi
Distribution lines 1/5-60psi
Low pressure 1/5-1/4psi

72
Q

Where is the Washington Gas fueling station and what’s the pressure?

A

1240 12th St SE

3000psi

73
Q

Curb stopcock

A

Between curb and property line
In buildings with high pressure supply
One quarter turn (stopcock)

74
Q

Curb gate valve

A

Larger buildings
Between curb and property line
Turn clockwise until resistance (6-20 turns)

75
Q

Dispatch for gas leak

A

3 Engines

1 Truck

76
Q

Prior to ventilating buildings with >10% LEL, what must the BFC do?

A

Establish collapse zones
Request Wash gas and PEPCO
Assign rapid intervention group

Consider requesting additional resources such as HazMat and squads to assist in metering

77
Q

When directed by the incident commander, the second due engine on a gas leak may be utilized to:

A 
Assist with:
Atmospheric monitoring
Evacuate occupants
Control utilities
Patient care
Check exposures and surrounding areas
78
Q

Third due engine on a gas leak will serve as ___________ unless otherwise ordered by the IC

A

Rapid intervention company

79
Q

What two tasks shall be completed simultaneously upon arrival of the first unit on scene of a CO leak?

A

Initial entry for search and evacuation

Interview the reporting party

80
Q

What are the procedures for units with CO meters

A

Place meter in service outside building in fresh air
adjust thermostats or controls so that appliances are operating
CO is lighter than air, check top floors
Shut off power & close supply valves
Notify gas company

81
Q

What pressure does the Andrews AFB line run and how often?

A

300psi while being pumped
85psi when not being used
17-20 hours/week

82
Q

Health effects of jet fuel (JP/8)

A

Moderately irritating to skin
Inhalation of vapor/mist can cause mild irritation
High concentration may result in CNS depression, headache, dizziness, nausea
Inhalation of high levels of mist may result in chemical pneumonitis

83
Q

How many shut-offs are there along the Andrews pipeline?

A

3

84
Q

HazMat task force units

A

Engine 6 Truck 4
Engine 12
Engine 26 Truck 15

85
Q

Secondary devices usually detonate within ___________ minutes of the primary explosion

A

20 min

86
Q

The incubation period for anthrax

A

1-5 days

87
Q

The incubation period for smallpox

A

7-17 days

Special Operations Test Dcfd (13 decks)

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