411 Hazardous Materials Flashcards
AUTHORITY
The Jacksonville Fire and Rescue Department has the authority, with few exceptions, to assume Command of any hazardous material incident. Some exceptions might include
- Marine incidents under the authority of the US Coast Guard
- Incidents on military bases
- Nuclear incidents such as a plane crashes involving nuclear weapons
AUTHORITY
The JFRD ___ ___ should utilize the expertise of members of the agencies to ensure that the Incident is controlled in the most rapid and efficient manner.
Incident Commander
FRCC
When a call is received indicating a possible HazMat incident, FRCC will attempt to obtain information regarding the incident and the materials involved, including the following:
- Name (verify spelling of chemical name)
- Amount
- Type
- Size of container
- Type of problem (leak, spill, fire, etc.)
- Properties of the reported material
COMMAND
Establishing Incident Command is required by ___ ___ and is not an option.
Federal law
COMMAND
A ___ ___ must be designated to monitor operations. This is required by federal law and is not an option.
Safety Officer
SIZE UP
Upon arrival of the first JFRD unit, there are certain factors/conditions that must be considered before any commitment of JFRD personnel. These are:
HIT WHAT
- Wind condition and direction
- Humidity
- Topography of incident
- Area of involvement (open or confined space)
- Immediate need for rescue
- Type of material involved (solid, liquid, or vapor)
- hazards of the material involved
Objective
The objective of size-up is to the following reasons:
Identify,assess,gather
- Identify the product involved.
- Assess the nature and severity of the problem.
- Gather sufficient information to formulate a valid incident action plan.
Hazard Identification
To help identify the hazard, personnel shall check the following:
- Labels
- Placards
- Markers
- Shipping papers
- Material Safety Data Sheets (MSDS)
- Find and talk to the driver if possible
SCENE ASSESSMENT
Follows size-up and considerations of the first-arriving Company Officer should be:
- The need for Hazardous Materials Team
* Scene management
ZONING
Immediately after identifying the hazard, ___ ___ shall be established
Zoning will be divided into ___ distinct areas determined by the hazmat team.
control zones
three
ZONING
The ___ ___ represents a danger to life and health. It should be approached with extreme caution. To determine initial isolation distance, refer to the DOT emergency response guide.
Hot Zone
ZONING
The ___ ___ will be restricted to essential personnel and equipment only. The warm zone provides for a designated entrance point to the ___ ___ and a designated exit route through a Decontamination (Decon) Station.
Warm Zone
Hot zone
ZONING
This is a safe area where all supporting personnel, assisting agencies, staging, equipment, and the IC are located.
Cold Zone
DECONTAMINATION
The success of decon, like that of any operation, is based on
Standardization
DECONTAMINATION
Decontamination Zone
The decontamination zone is located in the ___ ___ and extends from the ___ ___ to the ___ ___

The size of the Decon Zone and the number of Decon Stations will be determined by the
Warm Zone, Hot Zone to the Cold Zone
HazMat Team
DECONTAMINATION
Methods of Decontamination
When determining a method of decontamination, consider the properties of the hazardous materials involved:
- Health Hazards
- Effects on the skin
- Toxicity
- Reactivity
- Solubility
DECONTAMINATION
Methods of Decontamination
_____ -Reduces the concentration of the contaminant to a less dangerous level
Dilution
DECONTAMINATION
Methods of Decontamination
____-absorbs the contaminant, but does not alter its chemical makeup
Absorption
DECONTAMINATION
Methods of Decontamination
___-adding another chemical to the contaminant to render it harmless. Accurate information must be obtained prior to using this method of Decon.
Degradation 
MEDICAL
Medical Surveillance/Rehab
All JFRD personnel who are decontaminated will be required to undergo medical evaluation immediately upon exiting the Decon Zone. These personnel will be observed in the rehab area for a minimum of ___ minutes.
30
INCIDENT TERMINATION
JFRD personnel involved in HazMat incidents shall place an entry in the ____ ____ Response Report found on the ____ ____ ____. The report should include the specific contaminant(s) involved and all equipment utilized. Following shifts shall thoroughly inspect the equipment for contaminants. Any evidence of contaminants shall warrant further decontamination and notification of the ____ ____.
Special Operations Response Report
Fire Rescue Portal
District Chief
DOT HAZARD CLASSES
- Explosives
- Compressed Gases
- Flammable Liquids
- Flammable Solids
- Oxidizers
- Toxic*
- Radioactive
- Corrosives
- Miscellaneous Hazardous Materials 
CLASS 1 — EXPLOSIVES
Initial isolation distance of ____ feet.
2000
CLASS 2 — COMPRESSED GASES
Procedures
•Be aware of BLEVE conditions
* pressure vessels should have a minimum of \_\_\_\_ GPM applied at each point of the flame impingement. * additional streams should be applied to the \_\_\_\_ \_\_\_\_, above the product level.
• Consider expansion ratios for Liquefied Compressed Gases (Propane= ___:_ )
500
Vapor Space
270:1
CLASS 2 — COMPRESSED GASES
Propane
- . Times heavier than air
- flammable range of . — .%

- 5
2. 1 — 9.5%
CLASS 2 — COMPRESSED GASES
Methane
- Lighter than air
- Flammable range of __ — __%
5–15%
CLASS 2 — COMPRESSED GASES
Standard Response to Ruptured Natural Gas Lines
Buried natural gas lines come in multiple sizes depending on use.
Residential • lines? • Feeds? • pressure? Volume? • what kind of “loop” Commercial • • • • Primary Feeders • • • •
- 1/2 — 3/4 inch poly or plastic lines
- Feed into metal transitional risers that go into the house for service
- Low pressure, low volume
- Directionally fed
- 1 — 2 inch poly or plastic lines
- Feed into metal transitional risers
- Higher pressure and volume than residential lines
- Directionally or loop fed
- 2 — 24 inch poly or metal lines
- Feed entire areas of the city or large neighborhoods
- high pressure, high volume
- Directionally or loop fed
CLASS 3 — FLAMMABLE LIQUIDS
Reportable Quantities
Reportable quantities (RQ) for hydrocarbons and the necessary agencies to notify in the event of a spill are as follows:
Environmental Resource Management Department ( ERMD, formerly known as BIO)
• __ gallons or more spilled
Florida Department of Environmental Protection (FDEP)
• __ gallons or more spilled
- read third bullet about United States Coast Guard pg 12
10
25
CLASS 7 — RADIOACTIVE
Hot Zone
The hot zone shall be any area with an exposure level of __mR/hr or ____
Digilert 50 alarms should be set at . mR/hr or ___ cpm.
• remember to set the alarm prior to use
• The area beyond where the digilert alarms shall be considered the ___ ___

2mR/hr or greater
0.1 mR/hr or 100 cpm
Exclusion zone
CLASS 9 — MISCELLANEOUS HAZARDOUS MATERIALS
CBRNE means
CHEMICALS BIOLOGICAL RADIOLOGICAL NUCLEAR EXPLOSIVE
CHEMICAL
Agents
Chemical warfare agents are classified into five groups based on their effects:

- Blister Agents
- Blood Agents
- Choking Agents
- Irritants
- Nerve Agents
Pg 15 check examples for each
BIOLOGICAL
Biological agents are living organisms or are derived from living organisms. They are ____ times more lethal than chemical agents and are invisible to the senses. 
1000
RADIOLOGICAL AND NUCLEAR
Procedures
- First the arriving unit should not approach the scene without radiation detection equipment. Most JFRD suppression units carry _____ __s, which can measure alpha, beta, gamma, and ____ ____
- Rapid rescues can be made for counts as high as __ R/hr when wearing full PPE with SCBA
RadAlert 50s
X-ray radiation
25
