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Updated: Thursday, September 6 - 6 PM
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Hazardous Materials Safety

David F. Peterson

Hazardous materials response is a dangerous business! Chief John Eversole, recently retired from the Chicago Fire Department HazMat Division, has offered one of the best definitions to describe our actions at these emergencies when he stated that hazmat response is "putting the tiger back in the cage". The analogy is appropriate; tigers have big teeth, big appetites, and they can eviscerate us at a moments notice. Similarly, hazardous materials (hazmats) can maim by combusting, by exploding, or by its corrosive nature (among other things). Putting hazmats back in their container, then, can be very daunting endeavors. However, with a proper attitude toward safety and a healthy respect of the nature of the hazardous material releases we encounter we can handle these emergencies without injuries to responders.

Inherent Danger

Hazmat response is inherently dangerous. Since 1970 more than 50 responders have been killed in the line of duty while responding to hazmat incidents according to the International Association of Fire Fighters (IAFF). A brief listing of some major tragedies are testament to this fact. Locations such as Kingman, Waverly, Buffalo, Kansas City, and even obscure locations such as Burnside, Illinois and Albert City, Iowa have all had hazmat disasters in which first responders were killed. Another statistic by the IAFF also reports that firefighters are 6 times more likely to get injured at a hazmat incident than a structure fire.

What are the reasons for these statistics? The causal factors are actually numerous. Our cavalier, aggressive attitudes have been instilled in us since recruit school and all of us have been trained to enter the building at a structure fire with the least delay and "slay the dragon". It has been proven that this approach is not the way hazmat emergencies should be handled because rushing in leads to needless hazmat exposures. Since most of our behavior is learned it is very difficult to "re-learn" how to respond safely to hazmat emergencies. But this excuse is merely a disguise for inadequate or a lack of effective training.

Some other reasons for these statistics may be sheer ignorance of the material's hazards by response personnel, or responders may be totally complacent at hazmat emergencies and think, "this stuff will not hurt me!" Finally, responders can, and have been, surprised by the presence of a hazmat. This can happen on any emergency but unfortunately, many responders have simply been in the wrong place at the wrong time.

HazMat Response Team Safety

Hazmat response teams have had excellent safety records over their two or three decade history. Very few deaths and or major injuries have been recorded since Jacksonville, Florida initiated the country's first hazmat team in the mid-1970's. The only documented death to a hazmat team member occurred in Shreveport, Louisiana in September 1984. At this event a team member sustained third degree burns over 90% of his body and died six hours after the anhydrous ammonia atmosphere he was in ignited. His partner was also badly burned but survived at the cold storage facility incident.

Most documented hazmat injuries have been minor in nature. In fact, over the last decade the rate of injuries for hazmat response teams across the country has declined possibly due to experience by team members, improved standard operating guidelines, or better personal protective equipment.

Safe HazMat Response

The art of responding to hazmat emergencies safely is to avoid getting "scratched or bitten by the tiger" or injured while handling the hazardous material. To do so requires constant vigilance and adherence to many safety principles. In essence responders need a constant awareness of all hazards and a healthy respect for the dangers inherent with hazmat responses. It is also paramount to know "what-to-do" and "what-not-to do" at hazmat incidents. This requires being cognizant of our limitations, which come in the form of the equipment available, the training of our personnel, and other incident logistics. We need to honestly assess our ability to handle some incidents and not be ashamed or dishonored to admit when an incident is beyond our capabilities.

Developing the Right Attitude

The word and concept of safety has to be more than a buzzword; it has to be a way of life within a hazmat response program. Mere lip service will not do and anything less than a total commitment to safe hazmat responses will jeopardize the credibility of a hazmat program. This total commitment needs to be constantly displayed and promoted from the top of the organization down to the bottom. It also has to be absolute with no shortcuts taken in order to retain integrity in the program. When these things occur safety, then, becomes an attitude. The concept of safety should become an integral thread of an organization's culture.

This is not to say that at all responses every available safety system and appropriate types of equipment will be in place before operations begin. It does address the fact that all "reasonable" measures are employed to assist in ensuring the safety of all personnel before and during the response operations. To do any less than this compromises the system and this "slippery slope" will lead to deterioration of safety with the result being increased injuries. Therefore, it behooves administers to constantly maintain, enforce, and even upgrade the safety elements of their hazmat response programs. The eye should be toward incremental improvements.

What is Safety?

It is important to define just what "safety" means and what it means to be safe. If we turn to a standard dictionary safety can be defined as "the condition of being safe; secure from danger, harm, or evil; free from danger or injury; free from risk". Another source states that safety is the condition of being secure from undergoing or causing, hurt, injury, or loss. In addition to the above definitions, John Sachen offers the following definition from his popular video "Firefighting; It's a Risky Business". John states that safety is "the elimination of hazards and the reduction of risk". This definition becomes a good working model for us to utilize. Realize, however, that it will be rare to totally eliminate the hazards a material presents but it can be handled in a safe manner. Likewise, it will be impossible to totally eliminate risk (the exposure to danger) but it can be reduced greatly. An important concept to remember is to approach the elimination of hazards and the reduction of risk in reasonable terms. Reasonable but safe!

Principles of Safety

The following concepts are principles of safety that can be used to enhance the well being of all hazmat personnel. They should be reviewed often and can even be included in response checklists to help prompt us.

    Develop a sense of situational awareness at all hazmat emergencies.
    Strive to see the big picture and be aware of all hazards at the scene. Develop a 360o vision at every hazmat scene. Identify all hazards all around the incident to include hazards above and below where responders may travel. A great adjunct for this is to diagram the scene and include these hazards. Be sure to share this information with all responders as part of a site safety plan.

    Think safety at all times.
    Respond the safest way with the least risk to accomplish a task. If a situation is too risky or your personnel lack the proper training or the proper equipment to do the job safely then that job should not be attempted. Again, honestly assess your capabilities with an eye toward your limitations. Call for the personnel or specialists who are qualified to do the job safely. Establish a resource list of these personnel or private contractors with their skills and equipment.

    Establish Offensive/Defensive Safety Postures
    Identify the hazards on the scene that can be controlled and the methods of control. Also, identify the hazards that cannot be controlled but which all responders need to have an awareness. Strive to find the answer(s) to the question-what could happen in this present circumstance? And take appropriate control actions.

    Huddle up!
    Upon arrival at the scene of the hazmat release get everyone together and communicate what is known at the time. This concept is similar to what football teams do before each play. This gets everyone on the same page in a communication sense and it conveys the message that communication is paramount to safety and that everyone will be involved in the activities at the emergency.

The meeting of the minds is also important to discuss the response actions by the team. It is important to realize that no one person has the market cornered on hazmat knowledge and at the huddle-up every member should have a chance to offer their ideas as to how to handle the situation. Do not break until all personnel know exactly what their tasks will be. Finally, if an analysis is conducted of nearly every hazmat tragedy a common thread at these incidents is the lack of communication between responders. The huddle-up is an excellent time to avoid the pitfalls that have been common in emergencies that have gone awry.

Work Practice Prevention Measures

    Eliminate unsafe conditions
    • whenever possible identify and eliminate unsafe conditions such as dangerous airborne hazards through effective ventilation. Never travel into visible vapor clouds because these environments are potentially very toxic and/or flammable, not to mention sight is diminished. Consider alternatives. Assure a safe position in relation to the hazards; that is, upwind and uphill and an appropriate distance from the hazard.

    • when entering hazardous areas clear your path of obstacles that may prevent your quick egress. Be careful when moving anything.

    Eliminate unsafe acts
    • do not rush; follow game plan and procedures that were outlined in pre-entry briefings. Establish good footing and good lifting techniques while working in hazard zone. Provide good lighting, both portable and fixed at all scenes in which natural light is deficient.

    • time all personnel in the hazard zone with a stopwatch. Avoid running out of air!

    • assure all electrical devices that will be used in hazard zone are intrinsically safe. This includes the equipment that will be brought into the hazard zone such as radios, flashlights, and monitoring instruments. Ascertain if fixed equipment on-location is also intrinsically safe such as light switches, electrical pumps, and even industrial forklifts before this equipment is used. Improperly maintained equipment can void intrinsic safety certification. Also consider using non-sparking tools in hazard zones.

    • bump test all monitoring instruments to assure accurate readings at the scene. Instruments should be maintained and calibrated by qualified and certified personnel only.

    • isolate energy sources that can cause harm. Shut-off electrical sources, electrical equipment, and other potential sources of ignition provided electrical arcs are not produced and other processes are not affected by the shut down. Chock all devices that may be affected by gravity such as machines and vehicles. Remove fan belts if necessary. Lockout and tag-out all devices that can cause harm.

    • do not enter confined spaces without proper precautions.

    • do not enter environments without monitoring for flammable gases and vapors and oxygen content. Be aware of toxic environments.

    • wear the proper protective equipment and know their limitations (clothing, hearing, hard hats, flash fire protection, personal cooling devices, etc.)

    • be aware of the potential for static electricity. Consider bonding and grounding at any operation where static charges may develop.

    • consider fire protection for your safety to include the use of portable fire extinguishers, the use of Class B foam, the use of hose streams. Respect the potential heat output of common fuels.

    • identify all materials and their hazards. Consult material safety data sheets if possible.

    • practice good personal hygiene to include showering after a hazmat emergency. Do not eat or drink near a hazmat scene until you have been decontaminated.

    • consider decontamination for anything that leaves or is taken out of the hazard zones.

    • whenever possible employ engineering controls to control hazards such as ventilation.

    • follow approved administrative controls such as your agencies hazmat procedures and enforce the use of your own standard operating guidelines.

    Get Organized
    • adopt an organized format for all personnel to follow at every hazmat emergency. This template then becomes your team's "play book" or standard operating guide. Make sure all team members understand the format and develop checklists so nothing is over-looked at the emergency.

    • Checklists also assist the personnel who are not familiar with a role do their job and support the system. There are many hazmat response systems to follow such as;

    • Ludwig Benner's DECIDE process

    • Dave Lesak's GEDAPER process

    • Mike Hildebrand and Greg Noll's Eight Step Process

    The important thing is use some process and be consistent! Then practice!, practice!
    • Streamline your operations before the incident. For instance, compile all your entry equipment for each member in one container ahead of time. This eliminates chaos at the scene.

    • Consider conducting your medical monitoring for response personnel in the morning to save time.

    • Stay on task and keep your focus. Keep your thoughts on track and assure all personnel are moving forward or progressing in resolving the emergency.

    • Develop your own Emergency Response Plan (ERP) per state and federal hazmat regulations and follow it!

    • Complete a Site Safety Plan for every incident and share with all personnel before an entry is made.

    • Conduct a post incident analysis (PIA) for each hazmat emergency with an eye toward improvement.

Conclusion

Safety is not necessarily convenient; in fact in can be a painstaking endeavor to comply with all the hazmat regulations and national standards that outline safety. In basic terms this compliance can prevent accidents and injuries from occurring but more importantly it conveys a clear message that the safety of all hazmat team personnel is important. The commitment to safety also reinforces the safety attitude that is desirable in all personnel.

Even though hazmat response is dangerous, if the proper mindset and precautions are followed operations can proceed safely. Through practice, constant vigilance, and incremental improvements hazmat response programs can be effective, efficient, and safe. These efforts will help to make putting the hazmat tiger back in it's container as safely as possible.

Related:

About the Author - David F. Peterson, CHMM

David is a 21-year veteran firefighter who is currently a lieutenant with the Madison, Wisconsin, Fire Department where previously he was the Hazmat Training Coordinator for the Level A Regional Response Team. He is a certified hazmat IAFF Master Trainer who has trained over 40 private and public hazmat response teams and several thousand first responders. He is a National Fire Academy instructor, an Emergency Management Institute presenter, and a FDIC presenter. He has authored numerous articles for fire service periodicals, newsletters, and websites and is the founder and past president of the Wisconsin Association of Hazardous Materials Responders, Inc. David can be contacted at hazmatpetie@aol.com

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