Download HAZMAT OPS EXAM PREP 2026 QUESTION AND ANSWER and more Exams Radiation Quantities and Units in PDF only on Docsity!
HAZMAT OPS EXAM PREP 2026 COMPLETE
QUESTIONS AND CORRECT DETAILED
ANSWERS|TOP-RATED A+.
HAZMAT
Prepare for your Hazmat Ops Exam with this focused and practical study guide. It covers hazardous materials response procedures, safety protocols, and incident management principles. Perfect for strengthening knowledge and exam confidence, suitable for firefighters, emergency responders, and hazmat operations personnel. An Operations level responder is expected to do all of the following EXCEPT: Identify the signs and symptoms of exposure to each hazardous material Describe the defensive options available Identify the emergency decontamination procedures Predict the likely behavior of the material and its container - ✓ ✓ …… ANSWER …… A. Identify the signs and symptoms of exposure to each hazardous material Strong, tight packages are designed to transport radioactive materials with: Extremely low levels of radioactivity and packaged in fiberboard boxes, sturdy wooden boxes, or steel crates Higher concentrations of radioactivity and packaged with an
inner containment vessel surrounded by an outer container Low concentrations, that are considered to be a limited threat to the public, and packaged in glass or concrete Low radioactivity such as natural uranium and rubble from nuclear reactors and packaged in steel, wood, or fiberboard
- ✓ ✓ …… ANSWER …… D. Low radioactivity such as natural uranium and rubble from nuclear reactors and packaged in steel, wood, or fiberboard A common hazard with dry bulk cargo tanks is: Overturns Jackknifing Static charges Jammed gears - ✓ ✓ …… ANSWER …… C. Static charges The graphic below is an example of a typical: Intermodal tank for non-refrigerated liquefied compressed gases Intermodal tank for liquids and solid hazardous materials Intermodal tank for refrigerated liquefied gases Dry bulk tank container - ✓ ✓ …… ANSWER …… B. Intermodal tank for liquids and solid hazardous materials Looking at this container, identify the TYPE of container, the possible CONTENTS, and the HAZARD CLASS of the
Low pressure chemical trailer High pressure tank trailer Compressed gas tube trailer - ✓ ✓ …… ANSWER …… D. Compressed gas tube trailer At an incident at a fixed facility, you notice a product name and an identification number stenciled on the container. The ID number should relate to the: Size of the container Site plan Hazard class Health hazards - ✓ ✓ …… ANSWER …… B. Site plan You arrive at a scene where packages with the label shown to the right are spread across the highway. At 1 meter, the reading is 25 mR/hr. What does the transportation index tell you about these packages? These packages are intact, but the situation is somewhat dangerous These packages are intact, and it is safe to move forward These packages have failed, and this situation is dangerous These packages have failed, but it is safe to move forward - ✓ ✓ …… ANSWER …… C. These packages have failed, and this situation is dangerous
As you survey an incident, you DO NOT need to consider: Storm and sewer drains Underground pipelines Overhead pipelines Drainage capacity - ✓ ✓ …… ANSWER …… D. Drainage capacity Using the U.N. hazard class system, materials other than gas that are either known to be so toxic to humans as to afford a hazard to health during transport, OR in the absence of adequate data on human toxicity are presumed to be toxic to humans, would fall under: Division 2. Division 4. Division 8. Division 6.1 - ✓ ✓ …… ANSWER …… D. Division 6. You are at a HazMat incident that you suspect involves criminal or terrorist activity. There are munitions involved and you need an Explosives Ordinance Disposal team to respond to the scene. The agency that can help you with this is the: U.S. Army Operations Center
CHEMTREC will have the shipper or manufacturer call you Contact the shipper or manufacturer if CHEMTREC's information is not complete - ✓ ✓ …… ANSWER …… C. CHEMTREC will have the shipper or manufacturer call you All of the following hazards might be associated with a HazMat incident involving criminal or terrorist activity EXCEPT: Use of weapons Booby traps Unintentional releases Armed resistance - ✓ ✓ …… ANSWER …… C. Unintentional releases The information shown in this graphic is from which section of the SDS? PHYSICAL AND CHEMICAL PROPERTIES HAZARDS IDENTIFICATION OTHER INFORMATION EXPOSURE CONTROLS/PERSONAL PROTECTION - ✓ ✓ …… ANSWER …… A. PHYSICAL AND CHEMICAL PROPERTIES A train derailment has taken place and you must clear the endangered area; you refer to the SDS and the Emergency
Response Guidebook before contacting CHEMTREC. The information that CHEMTREC provides is not the same as what is stated in your other resources. You should: Disregard the information received by CHEMTREC Seek additional information and see what comes up the most often Analyze the situation and make a decision based on the specific event Ask the Safety Team to settle the matter - ✓ ✓ …… ANSWER …… C. Analyze the situation and make a decision based on the specific event Identify the TRUE statement. Exposure to large amounts of a hazardous material presents a significant hazard A person who is contaminated must have been exposed A person who became contaminated through cross contamination was directly exposed to the material A person who is exposed to a small amount of a highly toxic material must be contaminated - ✓ ✓ …… ANSWER …… B. A person who is contaminated must have been exposed A material's flash point is the primary characteristic used to determine its relative degree of: Flammability
An item with enough force pierces the container - ✓ ✓ …… ANSWER …… C. Container material rusts or corrodes The U.N. hazard class division for smallpox is: Division 2. Division 2. Division 6. Division 6.2 - ✓ ✓ …… ANSWER …… D. Division 6. To find out the distances for evacuation at a HazMat incident, use the Emergency Response Guidebook to determine the size of the endangered area. Another way to find out would be to: Contact the shipper Contact CHEMTREC Refer to the Emergency Response Plan Refer to the NFPA standard for evacuation distances - ✓ ✓ …… ANSWER …… B. Contact CHEMTREC Exposure to a high dose of radiation for a short time is considered: Acute Late Harmless Mild - ✓ ✓ …… ANSWER …… A. Acute
A patient with injuries that are less severe, non-life- threatening conditions is: Priority- 1 Priority- 2 Priority- 3 Priority- 4 - ✓ ✓ …… ANSWER …… B. Priority- 2 Operations level responders Jackson, Newman, Burns, and Antosh are among the first responders to arrive at a HazMat incident. After analyzing the incident, they immediately begin an offensive attack on the hazardous materials. This was not the correct action. Identify the action the responders should have performed after arriving at the incident. Identified appropriate emergency decontamination procedures Determined the strategic objectives Begun vapor suppression procedures Determined the total number of exposures that could be saved - ✓ ✓ …… ANSWER …… D. Determined the total number of exposures that could be saved During an incident response, victims who have been
Managed like any other corrosive injury even though radiation was involved - ✓ ✓ …… ANSWER …… D. Managed like any other corrosive injury even though radiation was involved This highly protective, fully encapsulating CPC suit prevents the passage of hazardous gases, vapors, and particulates present in the air. This suit is designated by the EPA as: Level A Level B Level C Level D - ✓ ✓ …… ANSWER …… A. Level A All of the following are TRUE statements about CPC suit cooling systems EXCEPT: Air cooled systems require an air supply hose and large quantities of air Suit cooling systems add weight and bulk to the suit Suit cooling systems eliminate the need for medical monitoring Ice vests are not as effective as full-body cooling suits for controlling the core body temperature - ✓ ✓ …… ANSWER …… C. Suit cooling systems eliminate the need for medical monitoring You've just responded to a train derailment with a fire. An
unidentified number of tank cars carrying hazardous materials are reportedly involved in the incident. Initial air monitoring near the derailment using a PID and colorimetric detector tubes has confirmed the presence of organic and inorganic products of combustion and acid gases in relatively high concentrations. The Incident Commander wants the HazMat response team to conduct additional monitoring downwind of the site. Based on this information, the type of respiratory protection that should be used by the air monitoring team is: Self-contained breathing apparatus (SCBA) Supplied air respirator (SAR) Air-purifying respirator (APR) None at all - ✓ ✓ …… ANSWER …… A. Self-contained breathing apparatus (SCBA) If criminal or terrorist activity is suspected at a HazMat incident, evidence collection should be coordinated by: The senior ranking officer at the scene Trained law enforcement officials The first responders at the scene Anyone wearing the PPE/CPC - ✓ ✓ …… ANSWER …… B. Trained law enforcement officials HazMat responders go into the hot zone of a HazMat
in the warm zone quickly begin to establish emergency decontamination procedures while the medical personnel go into the hot zone to attend to the victims. All of the following statements are true about this scenario EXCEPT: The other responders should have dug a trench to secure and protect the victims while the emergency decontamination procedures were being established The emergency decontamination procedures should ha - ✓ ✓ …… ANSWER …… A. The other responders should have dug a trench to secure and protect the victims while the emergency decontamination procedures were being established For the command and control of emergency operations, an Incident Management System (IMS) is an organized system of: Roles, responsibilities, and procedures Response priorities Confinement and containment Communication and ten-codes - ✓ ✓ …… ANSWER …… A. Roles, responsibilities, and procedures
One of the responsibilities of a HazMat Safety Officer is to: Receive a current briefing on the implementation of the site safety plan Monitor the medical condition of personnel on entry, backup, and rescue teams Respond to deviations from the site safety plan by revising the plan Report all unsafe activities to the hazard group supervisor only - ✓ ✓ …… ANSWER …… B. Monitor the medical condition of personnel on entry, backup, and rescue teams All of the following are guidelines to use when selecting emergency decontamination areas, EXCEPT that the decon area should be located: Downhill from the incident In the warm zone In an open area Close to water supplies and hard roads - ✓ ✓ …… ANSWER …… A. Downhill from the incident Responders Costas and Lopez are performing emergency decontamination at a HazMat incident. After removing the victim from the contaminated area they should: Send the victim for medical treatment
Superficial frostbite Frost nip Hypothermia - ✓ ✓ …… ANSWER …… A. Severe frostbite Before donning the harness and carrier of your self- contained breathing apparatus (SCBA), you must: Perform a preoperational check Ensure the cylinder is fully pressurized Don the facepiece Install the regulator - ✓ ✓ …… ANSWER …… B. Ensure the cylinder is fully pressurized All of the following are established methods that can be used to notify the Incident Commander and other responders at the scene in the event of an emergency EXCEPT: An announcement on a megaphone Pre-established emergency radio messages Sending an emergency fax Blasts on an air horn - ✓ ✓ …… ANSWER …… C. Sending an emergency fax This facility tank stores materials in a pressure range of:
0 to .5 psig .5 to 15 psig 15 - 25 psig 25 psig and above - ✓ ✓ …… ANSWER …… A. 0 to .5 psig This pipeline marker is missing a(n): Output facility identification code Product type code Emergency telephone number Hazard class/division placard - ✓ ✓ …… ANSWER …… C. Emergency telephone number CHEMTREC has access to all of the following resources EXCEPT the: Chlorine Institute Department of Defense DOT National Response Center Chemical Mixers Association - ✓ ✓ …… ANSWER …… D. Chemical Mixers Association The type of radiation that is best shielded with a material that has a high hydrogen content is:
