HAZMAT Questions and Answers 100% Pass

HAZMAT Questions and Answers 100% Pass Define "Hazardous Materials" any substance, material or device posing an unreasonable risk to health, safety or property when transported in commerce ... List the nine hazardous classes per DOT 1 - Explosives 2 - Gases (Flammable and Non-Flammable) 3 - Flammable & Combustible liquids 4 - Flammable Solid 5 - Oxidizer 6 - Poison / Infectious Substance 7 - Radioactive material 8 - Corrosive material 9 - Miscellaneous What is a Hazardous Materials Event? situation in which hazardous material is or may be released into the environment Define "Toxicology" the study of the nature and actions of poisons. List two things about Dose-Response Concept 1) All substances in the right amount become toxic 2) Better shape you are in = the better your chance of survival What increases the likelihood of exposure at HAZMAT incident Heat and Poor ventilation Define "Exposure" the process by which people, animals, and equipment are subjected to or come in contact with a hazardous material. The magnitude of exposure depends on what? the duration and the concentration of the material. HAZMAT (EPA) definition Substance which due to its concentration, quantity or chemical/physical properties may cause or contribute to an increase mortality and illness HAZMAT (DOT) definition Any substance or material in any form or quantity which poses an unreasonable risk to safety, health and property when transported in commerce HAZMAT (OSHA) definition Any substance to which exposure results or may result in adverse effects on health or safety of employees or any chemical which is a physical hazard or a health hazard List the Routes of Exposure Inhalation, Absorption (skin, eye), Ingestion, Injection Effects of Hazardous Materials 1) Society - Acute, Chronic health conditions, Death 2) Environmental - Water systems, loss of productive use of lands - necessity to destroy food items 3) Transportation 4) Government Entities & Strain on Resources - Budget, equipment, materials, reduction on services 5) Healthcare TLV stands for? Threshold Limit Value IDLH stands for? Immediately Dangerous to Life and Health LC50 Lethal Concentration to 50% of the population - Inhalation LD50 Lethal Dose to 50% of the population - other than inhalation MSDS Material Safety Data Sheets Sources to obtain on-site information Shipping Manifest provides the Proper Shipping Name, Hazard Class and Division, DOT UN ID number, Total Quantity, any Special Hazards * By Highway - Bill of Lading - Located in the cab of the vehicle * By Rail - Waybill - Located with the Conductor or Engineer * By Water - Located in the Wheelhouse or with the Captain By Air - Air Bill - Located in the cockpit or may be attached to outside of the actual package * Other Sources to obtain On-Site information: Interviews, Communications with Law Enforcement, Shipper, Point of Origin Procedures for Safeguarding Lives at HAZMAT Event 1) Initial Assessment & Response 2) Removing Citizens from Affected Area 3) Minimizing Health hazards for Responders The Initial Assessment & Response phase includes? * Observations: including Odors, noises, wind direction, placards * Assessment * Plan * Communicate * Respond by Establish perimeter, First Aid, ICS The Removing Citizens from Affected Area phase includes? * Limit spread of contamination * Safe Travel Routes * Perimeter security The Minimizing Health Hazards for Responders Phase includes? * Stay outside of the perimeter * Remain upwind / uphill * Wait for qualified assistance CERCLA 1980 Comprehensive Environmental Response Compensation and Liability Act RCRA 1976 Resource Conservation and Recovery Act Two main steps for Working a HAZMAT Incident? 1) Use a Safe & Cautious Approach - the major consideration is the WIND Direction 2) Identify the Hazardous Material a. Name of Material on the Manifest b. Identification number on manifest c. Color of the 10 ¾ " Placard d. UN ID # on the placard ERG Emergency Response Guide - basic safety tool for First Responders to ID HAZMAT ERG White Pages contain? placard table, hazard class system, rail & road trailer ID chart, biological agents ERG Yellow Pages contain? Indexed 4 digit ID numbers ERG Blue Pages contain Indexed by name Two level of First Responder at HAZMAT incident • Awareness level - defined as one likely to witness / discover a HAZMAT release and can initiate authorities and take no further action. • Operational level - is defined as one who responds to HAZMAT release to protect life, environmental and property (in a defensive fashion) Role of Technician at HAZMAT incident Offensive actions; respond and assume a more aggressive role than First Responder Role of Specialists at HAZMAT incident Respond with and provide support to HAZMAT Technicians Marked at public road and rail crossings and at various intervals. MUST contain operator name, emergency phone #, and name of material. Pipelines "SIN" stands for? Safety, Isolation, Notification ERG Orange Pages contain Info on potential hazards & appropriate emergency actions - GUIDE PAGES ERG Green Pages contain o Table of initial isolation & protective action distances, dangerous when wet materials & poison; o Inhalation hazards o Indexed by 4 digit ID number Left diamond of NFPA 704 Sign Blue Health Top diamond of NFPA 704 Sign Red Flammability Right diamond of NFPA 704 Sign Yellow Reactivity Bottom diamond of NFPA 704 Sign White Special Hazard • OXY - oxidizer • ACID • ALK - Alkali • COR - corrosive • W - no water The Incident Command Management System consists of? 1) Hazard Identification - Recognize and ID the presence of HAZMAT. This may be accomplished by interviewing the carrier, reading shipping manifests or product labels 2) Action Plan - Evaluate the situation by determining what you are going to do. Short/long term needs. Who will be in charge 3) Zoning - Control risk by establishing perimeters for the public, other responders, and support personnel 4) Managing the Event - Establish a command structure to effectively handle the event. Remember, until more capable personnel arrive, YOU are the Incident Commander 5) Assistance - Determine additional resources needed 6) Termination Define "Contamination" actually coming into contact with material Define "Acute effects" one time, immediate exposure Define "Chronic effects" continuous, recurring or long term exposures Points of Safeguarding? Public Notification Citizen Removal Minimizing Health Hazards for Responders Removal of Livestock Protective Personal Gear