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Hazardous Materials Flashcards

(103 cards)

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1
Q

what are the properties of LPG gas

A

Oderless**
Flammable
Heavier Then Air (1.5 to 2 times heavier - will sink)**
non toxic/poisonous

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2
Q

how should you approach LP gas fires or leaks

A

whenever possible * Upwind

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3
Q

What distance should be kept for personnel not engaged in operations for LP gas emergencies

A

atleast 1000 feet from the front and rear and 500 from the sides

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4
Q

At LP gas fires when can you put out the fire

A

do not extinguish until the leak has been stopped, except under extreme conditions

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5
Q

Where do tank failures under fire conditions usually occur for LP gas tanks

A

Vapor Area

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6
Q

before LPG tank failure what happens within the tank

A

The rise in pressure will cause an increase in fire or a rise in noise level or both

may blister or bubble

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7
Q

Can you move a tank involved in fire

A

no attempt should be made unless a specific condition develops that makes it desirable to move . Move UPRIGHT*** never drag

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8
Q

what is effective in dispersing LP gas vapor?

A

water spray should be used asap directing the spray stream across the normal vapor path and to a safe area

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9
Q

what class of hazardous material is compressed gas

A

2

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10
Q

How quick can a breve occur

A

in a matter of minutes

a relief valve can not prevent a bleve

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11
Q

can an impact failure of a cylander in transportation cause a bleve

A

yes

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12
Q

If the tank area of a vehicle is involved in a fire what shall be done in reguards to the stream

A

direct water fog on the tanks outer surface to keep it cool from the heat or flame

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13
Q

the discharge point of the relief valve on passenger cars are positioned where

A

within 45 degreees of vertical

top of trunk
rear quarter panel
off the rear bumper

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14
Q

what shall be done if you cannot fine the discharge point of the relief valve on the exterior of the vehicle

A

under the cover of water fog, open the trunk to get at the fuel tank and then turn off the supply valve and apply water

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15
Q

What are the properties of natural gas

A

Flammable
non toxic
Lighter than air*** (will rise)

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16
Q

Compressed natural gas cylinders are subject to failure but not do what

A

not bleve because they do not contain liquid

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17
Q

is natural gas lighter than air?

A

natural gas is lighter than air (2/3 as heavy) and will dissipate quickly

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18
Q

what are some properties of methanol

A

slightly heavier than air
pale blue flame
highly flammable

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19
Q

what is the most effective agent to extinguish methanol fires

A

purple K

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20
Q

what are the classes for hazardous materials

A

Every Good Lieutenant SOP Requires Correcting Members

1- Explosives
2-Compressed Gas
3- Flammable Liquids
4- flammable Solids
5- Oxidizers
6- Poisons
7- Radioactive marerial
8- Corrosives
9- Misc. goods

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21
Q

where are the shipping papers for a truck

A

“bill of landing” is kept in the cab within reach of the driver

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22
Q

where are the shipping papers for railroad

A

the “waybill” is carried by the conductor in the caboose or engine

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23
Q

where are the shipping papers for aircraft

A

the airbill is kept by the pilot

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24
Q

where are the shipping papers for ships

A

the cargo manifest is kept by the master or firstmate

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25
what shall be done if no info is available from placards or chemical names on vehicle
obtain the transporters name on the vehicle license plate number and state for railroad cars use the railroads name and the number on the car***
26
what is the last resort in identifyya hazardous material
if no ID number or shipping name can be found you should match the diamond shaped placard with a placard in the guidebook and then turn to the page number given***
27
how shall first arriving units relay the identity of a substance
letter by letter phonetically to the dispatcher
28
when are placards required to be posted
trucks transporting over 1000 pounds of the material
29
when members suspect or discover any type of lab what shall be done
immediately stop don’t touch anything retrace steps and back out
30
what notifications must be made in the discovery of a lab
batt deputy chief hazmat nypd BFI
31
In the discovery of asbestos what shall be done
contact hazmat batt via dispatcher, cell or radio transmit appropriate 10-80 code specifying
32
what shall be done when discovering asbestos
gently wet down the suspected material using a fog spray this will minimize the fibers that become airborne
33
what are the properties of CO
flammable gas lower ex. level 12.5%. higher ex level 74% slightly lighter than air
34
where shall secondary CO meters be worn
ladder companies assign to the OV Engine companies with the CFR equipment on bag
35
how much more is CO attracted to hemoglobin than O2
210 more
36
what are symptoms of CO poisoning
low level - flu like symptoms medium level - drowsiness, loss of consciousness high level - seizure, coma, death
37
what shall be done if individuals are showing signs of COnpoisoning
immediately evacuate area ventilate, request EMS
38
when shall the IC request a utility company for a co emergency
level over 9ppm units shut off gas symptoms of co poisoning
39
do readings greater than 9 but less than 100
potentially dangerous Recxomended that people leave area
40
Co reading of 100 ppm or greater
potentially lethal level begin evacuation of affected area**
41
when a fatality or serious injury associated with CO what shall be done
the IC shall have BFI notified through the borough dispatcher *****
42
what is a 10-38 code 1
Detector activation for low battery, defective, unwarranted
43
what is a 10-38 code 2
Co incident reading 1-9 ppm
44
what is a 10-38 code 3
Co emergency reading greater than 9 ppm
45
10-38 code 4
no detector activation
46
if CO exceeds 35 PPM the CO meter will do what
a slow tone every second slow flashin red every second slow vibration every second when levels fall below 35 the alarm will turn off
47
if COnexceeds 100 ppm what will the meter do
fast tone every 1/2 second flashing red lights every 1/2 second fast vibration every 1/2 second when it falls below 100 it will go into low alarm mode
48
on the drager pac co meter when is A1 activated
35 ppm - can be acknowledged and silenced by pressing okay slow tone, flashing light, vibration - every second
49
when is A2 activated on the drager CO meter
100ppm fast tone, light, vibration every 1/2 second
50
when CO meters display readings exceeding 2000 ppm, what will be displayed on the drager meter
RRR - concentration to high to measure
51
what is the purpose of CPC units
to assist in search and rescue and removal of victims, both civilians and responders
52
will the CPC officer ever don a chemical suit
not unless the situation indicates that a suit is required in order to properly supervise the operation - entry team not in line of sight - complex entry team operation
53
what is important in regards to both cpc trained members while operating
both members equipped with radios work in close proximity of one another
54
what are some important responsibilities of cpc trained members
always operate line of sight of each other They determine their order of decontamination ****
55
what must be done if the CPC team members operate out of the line of sight from the officer
give a detailed description of the areas they pass through
56
what are some duties for the cpc trained team
locate victims and perform noxious stimulus triage at multiple victim incidents (method used when multiple unconscious victims - nudges)
57
how shall the CPC backup team or standby team be positioned
both legs in suit, outer boots and surgical gloves on, scba donned, cylinder open and facepiece on ***BUT regulator disengaged from facepiece ***RIGHT arm in suit and identity tag in place (left arm out of suit to don regulator)
58
what is important in reguards to decontamination stations
MUST be established prior to any entry primary function is to provide immediate decon to entry team secondary function is used to decon first responders and or civilians until FD shows arrive
59
what is the decon process in the gross decon corridor
have victims remove outer clothing wash victims down with water (and soap)
60
when a FF wearing bunker gear removes SCBA, gloves, and hood the percentage of contamination eliminated is higher than
90%
61
when operating a 2-1/2 fog nozzle for mass decon the recommended operating pressure range is between what
50-80 psi
62
if using 2 hand lines for decon how far apart shall they be
approx 25-30 feet apart
63
what is the preferred method of decon
the use of two pumpers
64
how shall two pumpers be positioned for decon
25 feet apart with the panels facing the outside place fog nozzle on discharge gate
65
what is the recxomended pressure for two pumpers used for decon
50- 80 psi
66
what are some other methods of decon that can be used
tower ladder with turbo master fog nozzle aerial ladder pipe with fog nozzle multiversal spray shower 20 feet wide 30 long
67
what shall members operating the decon area wear
must wear full PPE including mask, gloves, and hood and when able they should decon themselves
68
if a HM tech engine has four tech FF and a detail the order of pref for the detail is what
1-HNTU with greater than 5 FF 2- Hazmat 1 with greater than 7 FF 3- squad company with greater than 5 FF 4- tech 1 FF from a soc ladder company 5FF 5- a decon engine or CPC ladder FF 5FF 6- Any FF unit with surplus’s staffing
69
what is the role of soc support ladder members during decon
can perform decon of members these members are not trained or equipped to perform mitigation activities such as stopping a product
70
when doing a high angle response what ripe shall the unit utilize
the 1/2 kerman toe rope in place of the LSR
71
what are the limitations of SOC trained ladder members
shall not be permitted any rescue out of line of site of officer back up rescuer not attempt in hazardous unidentifiable
72
what is the role of a SOC member in trench cave ops
they shall begin scene eval. and hazard ID
73
when is shoring not needed for cave in evacuations
entirely stable rock less than 5 feet in depth
74
what kind of area is a chemical suicide common
confined, usually a vehicle or small room
75
what is the correct code for a chemical suicide
10-80 code 1 - ensure PD response
76
what are important fire ops during a chemical suicide
stretch a charged fog nozzle primarily for decon ventilate vehicle or occupancy prior to entering avoid disturbing the container ** remove patient from the hazardous environment and check for responsiveness (if unresponsive and presumed death, handle as a crime scene)
77
what does a tech decon task force consist of
Soc support ladder Decon engine CPC ladder*** and batt chief
78
what does tech decon involve
flushing contaminants with small amounts of water with decon solution or soap.
79
who is designated the tech decon task force leader
the Batt chief and all communications between the task force and the IC will be through the leader
80
to operate as a decon engine what staffing requirements are there
staffed with a minimum of 1 trained officer and 3 trained FF
81
where are all tech decon procedures performed
inside the warm zone
82
can a decon engine perform multiple procedures at an incident
no only one
83
how long does the bio detection system analysis take
90 minutes to complete
84
a code card is mandatory for a USPS with Bio detection system how shall it be indicated
“USPSS bio detection system”
85
when responding to a bio detection system, what shall always be done to prevent fdny from being exposed
always verify the type of incident (fire, medical etc.)
86
where shall units respond to BDS alarms
initial units will meet USPS at designated location
87
who will provide decon and back up for USPS inspectors
NYPD provides
88
at a BDS alarm, what is the role of FDNY units
USPS will conduct the primary and secondary searches FDNY will enter only for immediate life safety
89
what is the code for a confirmed BDS activation
a 10-80
90
where shall additional units above the alarm assignment proceed to for BDS alarms
the FD staging area
91
primary and back up decon companies shall be staffed with
minimum of 2 FF trained to decon engine level
92
when the Decon shower aparatus is responding what is needed
both the DSA and the regularly assigned apparatus
93
where shall the DSA be positioned at an operation
at the end of the contamination reduction corridor
94
how is it recxomended that the DSA position it’s apparatus
backed into position in the middle of the street or intersection
95
if a patient is exposed to anthrax, what shall be done
ask patient to remove their outer clothing if possible and bag it in a clear plastic bag
96
what are some common symptoms of fentanyl exposure
Slowed heart rate slow shallow breathing pin point pupils low blood pressure
97
when shall a second narcan device be used
if after 2-3 minutes there is minimal or no response initiate transport after 5 minutes
98
when doing personal decon what MUST be avoided
use of alcohol based hand disinfectants or bleach solutions
99
if exposure to synthetic opioids occur during FF ops, what shall be done with the PPE (good test question)
should be lightly wetted( sprayed just enough) removed and stored until proper decon can be done
100
when responding to a lithium ion incident a minimum of what shall be maintained
50 foot radius from container 100 foot from exhaust fan opening
101
if the FDC is located closer than 59 feet from nearest lithium ion container only who may order you to enter
the IC
102
if a confirmed fire with a lithium ion battery what shall be done (good test question)
shut down the ESS (ESTOP) at FDC or inside the electrical room if supplying the building engine company shall connect to the FDC suppling the system or container use narrow fog or straight stream at max reach
103
can overhauling be done on any ESS
no and no FDNY personnel shall enter any container

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