HAZWOPER training| Questions and Answers, 100% Correct| Latest 2024, Exams of Nursing

Download HAZWOPER training| Questions and Answers, 100% Correct| Latest 2024 and more Exams Nursing in PDF only on Docsity! HAZWOPER training| Questions and Answers, 100% Correct| Latest 2024 How does OSHA enforce job safety and health standards? Worksite Inspections In addition to having employee rights, employees also have responsibilities What is the first step in resolving safety and health issues or concerns in the workplace? Talking to your employer This training applies to which of the following groups of HAZWOPER workers? All phases of cleanup operations of hazardous waste sites How many sections are in the HAZWOPER regulation? 17 What are the two types of chemical spills or releases according to the HAZWOPER regulation? incidental releases and uncontrolled releases Per OSHA's definition, HAZMAT"team members perform responses to releases or potential releases of hazardous substances for the purpose of control or ______ of the incident" stabilization Oxygen Deficient Atmosphere (ODA) Oxygen Enriched Atmosphere (OEA) <19.5% >23.5% Which section of the HAZWOPER regulation covers training? E, P, Q (all of the above) 40 hour HAZWOPER workers 24 hour HAZWOPER workers receive more training on PPE receive less training on PPE How many additional hours of training are required for managers and supervisors directly responsible for, or who supervise employees engaged in hazardous waste operations? 8 TSDF workers shall receive ___ hours of initial training and ___ hours of refresher training annually SOPs SOGs used where this is no room for deviation used where choices are needed to ensure the safety and health of workers To whom must the written safety and health program be made available? any contractor involved employees any subcontractor involved What are the objectives of pre-employment screening? Determine an employee's level of fitness AND Establish a baseline against which to compare future examinations Workers may be medically disqualified for specific HAZWOPER work if they are clearly unable to perform certain tasks based on their medical history and physical exam true Employers may opt to have employees pay for their own medical examinations and require them to have them done on their own time false At a minimum who should know the way to the nearest emergency medical facility? all managers and individuals involved in medical response Medical and exposure records for each employee are kept for the duration of employment plus 30 years It is the ______ that makes something poisonous dosage In general, which portion of the population is exposed to chemicals at a higher rate than normal? Workers Acute Chronic short term long term Which of the following isn't considered a toxic agent? virus which of the following could be toxic in the right dose? all of the above everything What are the primary factors that affect the toxic effects of a dose? weight or exposed duration of exposure age of exposed Understanding dose-response relies upon the relationship between ______ and ______ the exposure; the effect What is the point at which toxicity first appears? threshold dose level Which term implies that half of a population is expected to receive a positive OR negative effect from a substance? ED50 NOAEL LOAEL elimination substitution engineering controls administrative controls ppe elimination substitution is the process of removing the hazard from the workplace occurs when a new material or substance that is less hazardous is used instead of another material which engineering control method below aims to keep the chemical in and the worker out? both enclosure and isolation which hazard control option is the last resort for protecting employees against hazards? PPE ergonomic hazards are easy to spot because they involve strain on the body that is typically obvious false which of the following are biological hazards? venomous spiders vector borne diseases poisonous plants venomous snakes direct contact with a poisonous plant is the only way workers can be exposed false barrier skin creams only need to be applies once a day in order to provide adequate protection against poisonous plants false a bite from a black widow can be distinguished from other insect bites by the _____ puncture marks it makes 2 following a spider bite, those performing first-aid should attempt to remove the venom as quickly as possible false which non-venomous snake are coral snakes often confused with? king snakes a mosquito or tick bite may case? tick born diseases west nile lyme disease who is responsible for communicating the hazard? employers who is responsible for ensuring all containers of hazardous chemicals are labeled, safety data sheets are maintained for all hazardous chemicals, and workers are trained on HCS program elements? employers what are the three parts to communicating information to downstream employers, as well as workers? labeling, SDSs, and training Select the required elements for an OSHA Hazxom label per the HCS precautionary statement signal word pictograms hazard statements contact info for responsible party product identifier if a chemical has a low auto ignition temperature it shall be handled very carefully to avoid fire true what are substances that release oxygen at room temperature or in response to slight heating? oxidizers what material will ignite in air without an ignition source? pyrophoric what is radiation? energy that originates from a source and travels through space energy that has an electric field and a magnetic field associated with it energy that has wave like properties what are examples of non ionizing radiation uv light microwaves radio waves UV radiation can be ionizing radiation or non ionizing radiation true what determines the identity of an atom number of protons what is the general term that is often used to refer to the amount of energy absorbed by an object or person per unit mass? dose radiation generating devices use a gamma source to create the radiation needed to operate false becquerel and curie measure the same thing; they just use a different scale true what are the basic principles in how we protect ourselves from radiation? distance, time, shielding Wearing CPC in a toxic environment can make something as simple as breaking a leg a life-threatening emergency true Which below is a version of OSHA's HAZWOPER regulation? 29 CFR 1920.120, 1926.65 which situation shown here may cause footwear to be slippery and can lead to hazards on a HAZWOPER site? all of the above (slippery/no traction/covers) what are the two types of falls? falls from the same level and an elevated level per the previous slide, what would greatly assist HAZWOPER workers in preventing slips, trips and falls a well though out site plan avoiding hazards that cause STFs you can react to a fall in 2/3 of a second. how far will you have fallen in that time? 7 feet What is the most effective way to protect workers from falls? eliminate what are other acceptable systems to prevent falls? all of them a safety monitor is the most effective way to protect workers from falls? false please select all the true statements from the list below about aerial lifts using them creates fall hazards they are useful for replacing other fall hazards only trained personnel should operate an aerial lift what must employers do if they determine employees are not permitted to enter the permit space take effective measures to prevent employees from entering the permit space when must training be provided? prior to first assignment whenever assigned duties change both a and b confined space rescue training is typically a minimum of _____ hours 40 what must a worker know to better understand which hypothermia a person may be in? the difference between early and late symptoms hypothermia can occur in water below which temperature? 70F you should apply a heating pad to the affected area of a worker suffering from frostbite false eye protection is only required on sunny days false which steps should employers take to protect workers from cold stress? all per this training what is the number one threat to HAZWOPER workers? heat related injuries according to the NASA study on heat exposure, what was the loss in work accuracy at 90F? 300% when should workers seek medical attention for heat cramps? the worker has heart problems the workers is on a low sodium diet the cramps do not subside within one hour water depletion heat exhaustion salt depletion heat exhaustion results from insufficient water intake usually found in people who replace water losses adequately but fail to replace salt heat stroke always progresses from a milder form of heat illness false what is the best way to prevent heat related illness? make the work environment cooler how often is it recommended that workers drink water? every 15 minutes what is the minimum amount of time employees may be allowed to remain in the shade 5 minutes at what temperature must additional preventive measures be implemented? 95F employees and supervisor receive the same level of training on heat illness prevention false please select the four heat index values low moderate high very high to extreme low risk conditions for the heat index less than 91F a narrow excavation the hierarchy of controls elimination substitution engineering controls administrative controls ppe employees should demonstrate they know how to use PPE true employers must pay for all PPE for the employee false supplies air respirators air purifying respirators supply fresh breathing air to the user filter the contaminants from the atmosphere as the user breathes which of the following is an example of a monitoring and detection device for the HAZWOPER workers? all of the above respiratory protection programs.. must be in writing need only contain elements that are applicable to the workplace what are the two types of air supplying respirators? airline respirators and SCBAs what is voluntary respirator use? the use of a respirator even though it is not required by the employer or by any OSHA standard fit testing is required for all types of respirators false level A ensemble B C D air supplying respirator, total suit air supplying air purifying as needed a level B ensemble uses which type of respiratory protection? scba airline respirator three ways in which chemicals can breach cpc degradation penetration permeation which items are considered suit accessories? cooling under suits over gloves over booties there is no standard definition that distinguishes the terms monitor and detector for hazwoper workers true it is only possible to monitor for known hazards false what is a plan that outlines how monitoring should be conducted during an entry called? monitoring strategy what is a glove manufacturer's test data based on? all of the above which agency provides the industrial hand protection selection criteria standard? ANSI who is the best resource for care and maintenance instructions for gloves used in the workplace? glove manufacturer why is it important to get protective footwear that fits comfortably? all of the above all boots that are chemical resistance meet NFPA standard 1991 false what are two types of boot and shoe covers? reusable and disposable who does OSHA require that a preliminary evaluation of a site's characteristics be performed by? a qualified person prior to site entry the phase 1 site assessment typically involves doing which of the following? all of the above during the perimeter survey, if atmospheric monitoring shows any indication of toxic substances or combustible or flammable gases, immediate entry onto the site should be done to continue false if the preliminary site evaluation does not produce sufficient information to identify the hazards, an ensemble that provides an equivalent_______ PPE must be provided as minimum protection level B any samples taken during hte phase 2 initial site entry must be sent to a certified laboratory for definitive results false an ESA is most often used for determining environmental contamination prior to the purchase of a property true select true statements HAZWOPER requirements are for cleaning up hazardous waste sites those who clean up contaminated work sites identified by ESAs follow HAZWOPER standard ESAs are for buying and selling when does OSHA require the implementation of site control procedures for hazardous waste site operations? before clean up work begins what will assist with controlling traffic on a hazardous waste site? traffic control plan what info should be on site maps for a hazardous waste site? all of them exclusion zone contamination reduction zone support zone hot zone warm zone cold zone what message is conveyed by the presence of red barrier tape on a site all of the above when dealing with leaking or deteriorating containers, a waste site worker must transfer the product from one container to another false if an open drum cannot be researled what would be the best course of action place the drum in an overpack which regulations apply to waste site workers performing lab pack operations? all of the above overpacking is an appropriate action if: all of the above sampling results are rarely used for legal proceedings false Simple random sampling is the simplest and most efficient of the probability based sampling designs false which is the most common method for analyzing samples taken in the field off site laboratory testing field test kits provide quantitative results provide qualitative numerous kits available self contained soil and sediment material must be taken at 6 inches below the surface false most sampling plans will specify that samples should be stored and shipped at what temperature? 4 +/- 2 C a sample is considered in one's custody if it meets which of the following criteria? any of the above which quality control test is prepared by splitting a single sample into two containers field duplicate what are the two types of chemical spills as defined by OSHA inthe HAZWOPER regulation incidental releases and uncontrolled incidental release uncontrolled release minor spill major spill what is the first objective in any chemical spill isolate the area where are the definitions for containment, confinement, and control found? NFPA standard 472 what is the concern with using cat litter as an absorbent material for a chemical spill? chemicals in cat litter what would blanketing or covering be a form of confinement what are complex dams sometimes called? separation dams patching is a form of containment what are the three ways chemicals can breach cpc permeation, penetration and degradation which statement about permeation is true rate of permeation increases as temperature increases false lux is an abbreviation for lumens per square meter how many toilets and/or urinals would a hazardous waste site with 80 employees requires two toilet two urinals which of the following requirements must change rooms meet? all of the above please select all the true statements about respiratory protection program may need to conform to other OSHA regs must be tailored to specific workplace must conform to OSHA 29 CFR 1910.134 what requirements must a program administrator meet according to the respiratory protection standard? all of the above what must all employees do before wearing a respirator? all of the above particles of solid materials reduced to very small size by mechanical processes particles that often have a strong smell and are dangerous to inhale finely divided liquid suspended in air dusts and fibers fumes mists oxygen deficient atmosphere is one that contains less than 19.5% oxygen by volume records of medical evaluations are required to be retained and made available by 29 CFR 1910.120 facial hair, earrings, etc. work better with which type of facepiece? loose fitting demand type respirators pressure demand respirators admit air only when a negative pressure is created inside the facepiece by inhalation when the positive pressure is reduced inside the facepiece by inhalation air or oxygen is carried in a tank on the worker's back compressed air from a stationary source is supplied through a hose SCBA SAR rebreather SCBAs have what type of tank? oxygen what does the CE designation on an air line respirator indicate? the respirator is approved for abrasive blasting who approves replacement cartridges for various air purifying respirators the manufacturer which respirators from the list below would be 99.97% effective? r100 p100 hepa tight fitting, positive + negative qualitative fit testing quantitative fit testing QLFT QNFT a person can have facial hair that rests in the respirator sealing surface so long as the worker passes their fit test false how is using irritant smoke different from other test agents used during fit testing? there is not enclosure or hood used when using irritant smoke CNP stands for controlled negative pressure the CNP REDON protocol requires the test subject to don the respirator a total of how many times? 3 employees must be trained on all of the above all employees must be extensively trained in how to repair their respirator false how often is respiratory training required by the OSHA respiratory protection standard? at least yearly employers must train employees who voluntarily wear respirators false cleaning and disinfecting for respirators must be done per both a and b a deformed respirator component, such as the facepiece, can significantly reduce the respirator's effectiveness air cylinders must be recharged when the pressure falls to ____ of the manufacturer's recommended pressure level 90% what grade must compressed air used in an SCBA cylinder be? Grade D what will assist in ensuring contaminated air does not enter into the compressor air supply system? placing the air intake in an uncontaminated area breathing air couplings should be compatible with outlets for non respirable plant air or other gas systems to ensure backup air is always available false monitoring employee health is typically done while at worksite after leaving before arriving OSHA does not allow the combining of efforts during HAZWOPER medical surveillance and respiratory medical evaluation since the requirements come from different OSHA regs false medical monitoring assessment should be conducted in what zone? cold zone baseline heart rate and pre entry heart rate mean the same thing false at what body core temp should a non acclimatized worker be removed from work activities less than 95 F greater than 100.4 F body weight loss from pre entry assessment to post entry assessment should not exceed ____ of the worker's total body weight jacket hood pants or bib overalls one piece garment Flame retardant coveralls radiation contamination protective suit adds bulk and may cause heat stress and impair mobility designed to prevent skin contamination from alpha and beta particles level a protection provides the highest level of respiratory, skin and eye protection from solid, liquid and gaseous chemicals level b protection provides the highest level of respiratory and splash protection against liquids but not protection against vapors a level c ensemble is best suited for a chemical emergency response false disposable clothing is generally more costly and rugged than reusable clothing false donning and doffing protective clothing ensembles are procedures that should be performed without assistance false a totally encapsulated protective suit ca be all of the above only touches the inside of the suit only touches the outside of the suit the wearer the assistant which of the following is NOT an appropriate response when a user's low pressure alarm goes off? decontamination is unnecessary how often could periodic inspections be needed? daily weekly monthly yearly reusable equipment should have individual identification numbers to help distinguish them from one another true Whose instructions for the storage of cpc should be followed the manufacturer's which types of equipment or clothing repairs should be documented and recorded all repairs following field decontamination, limited use garments should be secondarily decontaminated and put back into service false _____ is an important step when performing secondary decontamination on reusable items contaminated with VOCs airing out the garment which of the following are signs that a garment needs to be replaced all of them most manufacturers recommend using a tumbling air dryer to dry cpc after being washed false who is the best source for info on decontaminating cpc the garment manufacturer good for a known gas or vapor what is true about piston type colorimetric pumps all of the above colorimetric tube steps break glass place tube in pump draw vapors view color change vapors are drawn through the tube via a pump can be evaluated at any point during a work shit colorimetric diffusion the conversion factor for acetylene is the same for all combustible gas indicators false the ratio of gas as a percent of its lower explosive limit the ratio of gas as a percent of the ambient atmosphere % of LEL % by volume which of the following are acceptable ways to deal with a flammable environment that is above 10% of the LEL alter the env by ventilation/removing the flammable gas do not enter without alterting FID PID uses a small flame to ionize molecules so they can be measured uses an ultraviolet light to measure the IP of a chemical what do PIDs measure? low level VOCs what is the most commonly used PID eV lamp 10.6 eV correction factors are also response factors are similar to conversion factors OSHA has strict regulations when it comes to indoor air quality for workers false dosimeter detector indicates how much radiation has been taken in or received indicates how much radiation is emitted by a radiological source or identifies the isotope workers that work in the presence of radiation require extensive, specialized training true which worker is most likely to be trained to use WMD monitors? emergency response workers