Hazardous Materials Technician Final Exam
(47203W_02) Questions and Answers Exam
During an incident critique, responders identified several shortcomings in their
SOPS. This information should: - ANSWER>>Be used to improve their response to
the next hazardous materials incident
Identify all the people who should be present at an incident debriefing -
ANSWER>>Hazmat Response Team, IMS Officers, Incident Commander,
Information Officers
You have just written the critique record for an incident where several responders
were badly burned. The next step is to: - ANSWER>>Circulate the report to allow
everyone in the response system to share the lessons learned.
Although normally very effective, two-way radio communication can fail. Identify
THREE causes of problems with two-way radio communications -
ANSWER>>Faulty Batteries, Interference, and enclosed spaces.
The primary hazard you'll encounter when removing product from an MC-
312/DOT-412 cargo tank is: - ANSWER>>Corrosivity
If you respond to an incident involving an MC-306/DOT-406 carrying ethanol-
blended gasoline, you'll need to suppress the fire using: - ANSWER>>Class B foam-
alcohol resistant concentrate
An MC-306/DOT-406 cargo tank is found to be leaking gasoline from a number of
small, regular punctures. The easiest method of stopping the leaks would be: -
ANSWER>>plugging with small pine plugs
,One important safety consideration for choosing power or hand tools for product
removal/transfer operations is whether the tool: - ANSWER>>is non-sparking
To fix a leaking pressure relief valve gasket on a chlorine rail tank car, you could
tighten the stud nuts OR: - ANSWER>>Apply the hood assembly
A valve/plug assembly should be used to: - ANSWER>>Replace a missing plug
Proper care of tools and equipment used to control hazardous materials releases
includes all of the following EXCEPT: - ANSWER>>Thoroughly washing all parts
with a chlorine bleach solution
When grounding a damaged tank, place the clamp: - ANSWER>>Low enough on
the grounding rod so that foam, if used, will build up around the clamp
The object of bonding is to: - ANSWER>>Keep objects at the same electrical
potential, decreasing or eliminating any chance of a static spark
When setting up a mass decon corridor, it should be located: - ANSWER>>Upwind
from the incident site
During an extensive decon operation, the step that would be performed just
PRIOR to "SCBA Removal" involving Level B protective clothing is: -
ANSWER>>Perform technical decontamination
When preparing to decontaminate, pay special attention to contaminants that
can affect: - ANSWER>>PPE and monitoring equipment
Identify THREE emergency situations that can endanger the wearer of a CPC suit -
ANSWER>>Loss of suit integrity, disruption in radio communications, and loss of
air supply
, Match each ICS Position with its function - ANSWER>>Decontamination Unit
Leader= Determine the level of decontamination required
Entry Unit Leader= Supervises the entry team and makes recommendations about
control activities in the hot zone
Assistant Safety Officer Hazmat= Responsible for the safety of all personnel
operating in the hot zone
Information/Research= Provides information on the hazards present and chemical
compatibility of protective clothing and equipment
Identify the item in the confined space shown here that indicates the space has
been isolated - ANSWER>>B- the Tags
Displacement using a non-flammable gas is one procedure for: -
ANSWER>>Inerting
The decontamination method that causes a contaminant to bond chemically with
another substance is: - ANSWER>>Adsorption
Identify TWO cargo transfer methods that can be applied to ALL TYPES of MC-
306/DOT-406, MC-307/DOT-407. and MC-312/DOT-412 cargo tanks -
ANSWER>>Internal valves and loading/unloading lines
Identify TWO concerns to address when evaluating a pump for use in a
removal/transfer operation - ANSWER>>Ignition source and chemical
compatibility
When using loading/unloading lines on a MC-360/DOT-306 cargo tank for a
product transfer, be sure that: - ANSWER>>The unloading line is below the fuel
level in the tank
Vent and burn operations are usually conducted by: - ANSWER>>Container or
product specialists
(47203W_02) Questions and Answers Exam
During an incident critique, responders identified several shortcomings in their
SOPS. This information should: - ANSWER>>Be used to improve their response to
the next hazardous materials incident
Identify all the people who should be present at an incident debriefing -
ANSWER>>Hazmat Response Team, IMS Officers, Incident Commander,
Information Officers
You have just written the critique record for an incident where several responders
were badly burned. The next step is to: - ANSWER>>Circulate the report to allow
everyone in the response system to share the lessons learned.
Although normally very effective, two-way radio communication can fail. Identify
THREE causes of problems with two-way radio communications -
ANSWER>>Faulty Batteries, Interference, and enclosed spaces.
The primary hazard you'll encounter when removing product from an MC-
312/DOT-412 cargo tank is: - ANSWER>>Corrosivity
If you respond to an incident involving an MC-306/DOT-406 carrying ethanol-
blended gasoline, you'll need to suppress the fire using: - ANSWER>>Class B foam-
alcohol resistant concentrate
An MC-306/DOT-406 cargo tank is found to be leaking gasoline from a number of
small, regular punctures. The easiest method of stopping the leaks would be: -
ANSWER>>plugging with small pine plugs
,One important safety consideration for choosing power or hand tools for product
removal/transfer operations is whether the tool: - ANSWER>>is non-sparking
To fix a leaking pressure relief valve gasket on a chlorine rail tank car, you could
tighten the stud nuts OR: - ANSWER>>Apply the hood assembly
A valve/plug assembly should be used to: - ANSWER>>Replace a missing plug
Proper care of tools and equipment used to control hazardous materials releases
includes all of the following EXCEPT: - ANSWER>>Thoroughly washing all parts
with a chlorine bleach solution
When grounding a damaged tank, place the clamp: - ANSWER>>Low enough on
the grounding rod so that foam, if used, will build up around the clamp
The object of bonding is to: - ANSWER>>Keep objects at the same electrical
potential, decreasing or eliminating any chance of a static spark
When setting up a mass decon corridor, it should be located: - ANSWER>>Upwind
from the incident site
During an extensive decon operation, the step that would be performed just
PRIOR to "SCBA Removal" involving Level B protective clothing is: -
ANSWER>>Perform technical decontamination
When preparing to decontaminate, pay special attention to contaminants that
can affect: - ANSWER>>PPE and monitoring equipment
Identify THREE emergency situations that can endanger the wearer of a CPC suit -
ANSWER>>Loss of suit integrity, disruption in radio communications, and loss of
air supply
, Match each ICS Position with its function - ANSWER>>Decontamination Unit
Leader= Determine the level of decontamination required
Entry Unit Leader= Supervises the entry team and makes recommendations about
control activities in the hot zone
Assistant Safety Officer Hazmat= Responsible for the safety of all personnel
operating in the hot zone
Information/Research= Provides information on the hazards present and chemical
compatibility of protective clothing and equipment
Identify the item in the confined space shown here that indicates the space has
been isolated - ANSWER>>B- the Tags
Displacement using a non-flammable gas is one procedure for: -
ANSWER>>Inerting
The decontamination method that causes a contaminant to bond chemically with
another substance is: - ANSWER>>Adsorption
Identify TWO cargo transfer methods that can be applied to ALL TYPES of MC-
306/DOT-406, MC-307/DOT-407. and MC-312/DOT-412 cargo tanks -
ANSWER>>Internal valves and loading/unloading lines
Identify TWO concerns to address when evaluating a pump for use in a
removal/transfer operation - ANSWER>>Ignition source and chemical
compatibility
When using loading/unloading lines on a MC-360/DOT-306 cargo tank for a
product transfer, be sure that: - ANSWER>>The unloading line is below the fuel
level in the tank
Vent and burn operations are usually conducted by: - ANSWER>>Container or
product specialists
