Then, click on the image to see if you correctly identified the hazards. Do not use ladders in high winds or storms. Traffic signs. BLS data show that falls from ladders account for more than 100 fatalities each year. Each year in the U.S., more than 500,000 people are treated 1 and about 300 people die 2 from ladder-related injuries. An anchorage, lanyard and connectors, and a full body harness. Locate the chirality center in the neurotransmitter norepinephrine. The stomach or palm are examples of unstable points of contact; these points of contact are unreliable and lead to a false sense of stability. In construction, falls to a lower level are a major cause of fatalities. Under what circumstances do you include an interaction term in a regression model? These cookies may also be used for advertising purposes by these third parties. PPE that can prevent electrocution: Definition. It shouldn't be missing pieces or be cracked or otherwise damaged. Roofing falls are the leading cause of roofing injuries and fatalities. Factors affecting results and what needs to be done Several factors affected the traffic fatality rate in 2016. What are the two applications of bifilar suspension? The best way to prevent ladder accidents is to be aware of the risks involved and take the necessary precautions. Another new resource from NIOSH is the aerial boom lift simulator which allows workers to navigate multiple hazards while gaining safety knowledge in a realistic workplace setting. 'Work at height' means work in any place where, if there were no precautions in place, a person could fall a distance liable to cause personal injury (for . Many of the basic safety rules that apply to most tools also apply to the safe use of a ladder: If you feel tired or dizzy, or are prone to losing your balance, stay off the ladder. not having a portable ladder extend 3 feet above the landing. When disposal materials are dropped more than 20 feet to an exterior location, an enclosed chute must be used (T or F), When traveling on a fork lift, the carried load must be at the highest feasible position during travel (T or F), General requirements do not apply to slings used in conjunction with other material handling equipment for the movement of material by hoisting (T or F). This is a moderated site and your comments will be reviewed before they are posted. Which is greater 36 yards 2 feet and 114 feet 2 inch? Comments listed below are posted by individuals not associated with CDC, unless otherwise stated. Classify the hydroxyl group of the alcohol (not the phenols) as 11^{\circ}1, 22^{\circ}2, or 33^{\circ}3. More _____ are killed from falls than in any other construction occupation. their feet were to slip. Se va a caer el botn porque est ________. Overreaching is a factor that contributes to falls or fatalities involving ladder usage. Accidents involving ladders cause an estimated 300 deaths and 130,000 injuries requiring emergency medical attention in the U.S. each year, according to the . Many older adults fear falling, even if they haven't fallen before. Your involvement can be as simple as accessing some of the resources highlighted hereor becoming an official partner in our efforts to prevent falls in construction. 1. Also, do not climb cross-bracing as a means of access; your Missing the last step of the ladder when climbing down. If you work on a ladder keep in mind these important statistics and facts so you can stay safe on the job. The next two most prevalent causes of injury and illness involving days away from work are overexertion and bodily reaction , and slips, trips and falls . Workers should not work in an unprotected trench that is 5 feet deep or more. Wear fall protection when working above 10 fee on a scaffold. Guardrails Short in a receptacle. If you are unsure how to use a ladder safely, consult an expert. Many accidents can be avoided with common sense and good work practices. In 2017, there were 366 fall fatalities out of 971 total fatalities in construction. Defective equipment 3. How high must the top guardrails (the toprail) be above the working surface? Wear appropriate clothing and footwear, and avoid distractions. Watch these inspirational testimonials highlighting OSHA, the Kentucky FACE program, the business perspective from BrandSafwayas well as the insurance and small business perspective. All of the above. Carrying tools or anything else in your hands as you climb the ladder can throw you off balance. However, regardless of the fall distance, fall protection must be provided when working over dangerous equipment and machinery. CDC is not responsible for Section 508 compliance (accessibility) on other federal or private website. Hoods. Use of nonconductive equipment. A personal fall arrest system consists of: An anchorage, lanyard and connectors, and a full body harness, Employees may file a complaint with OSHA if unsafe working conditions are not corrected (T or F). A vertical grip can only support approximately 50 percent of persons bodyweight. Where appropriate, round answers to the nearest tenth of a percent. 1. Rank the cause of the employer's injuries in order from most likely to least likely (fall protection). Recovery Scaffold work requires guardrails or a personal fall arrest system on any platform 10 feet or higher. 10 feet or higher. Simple safety measures may have prevented the majority of falls in this study. A good rule of thumb when selecting a ladder is to calculate a persons maximum reach height, which is approximately four feet higher than the height of the ladder. Environmental factors - the surroundings in which we work. (b) What is the transmitted intensity if we use two sheets, each of which rotates the direction of polarization by 45.045.0 ^ { \circ }45.0? Centers for Disease Control and Prevention. Factors contributing to falls or fatalities involving ladder usage include: (check all that apply), Slipping on rungs or steps 1. 3. Both of the above. enough for the weight you will be putting on it? CDRElizabeth Garza, MPH, CPH,is Assistant Coordinator for the Construction Sector in the NIOSH Office of Construction Safety and Health. a) merchandise inventor account balance and physical inventory amount Electrocution was the second leading cause of worker deaths on construction sites in the US in 2011. How hight must the top guardrail (the top rail) be above the working surface? By supplying GFCIs. Your email address will not be published. AT least once every 6 months. Protjase en el trabajo (Protect yourself at work) is a series of multi-media communication products for organizations that serve Spanish-speaking immigrant workers. In general when working on platforms such as scaffolds, rank the fall protection systems to be used when possible, over the others: Before you ascend to the roof, what do you do? provide you with protection to prevent falls at your worksite. May strike workers if the load swings, twists, or turns. If you're using an extension ladder, secure it at the top, bottom or both. The following sentence contains an error in agreement between a subject and a verb. What Can You Do to Prevent Falls in Construction? Sleeves. If you what type of danger zone is needed for this exercise. Ladder safety is something that everyone should get behind because ladders are used for a number of everyday tasks. OSHA generally requires fall protection be provided at four feet in general industry, five feet in maritime OSHA reports that there is an average of 12 work-related fatalities throughout the United States every day. View and download the infographicsas PDFs or JPEGs for use in social media, presentations, and print materials. A polarized beam of light has intensity I0I _ { 0 }I0. And it can cause fall View the full answer Transcribed image text: Question 5: Select the best answer from the multiple choices below Overreaching is a factor that contributes to falls or fatalities invol ladder usage. A struck-by hazard can be described as anytime a worker__________. It is also important to note that four of the top 10 most frequently cited OSHA standards in 2018 directly relate to falls in construction: #1 Fall protection; #3 Scaffolds; #6 Ladders, and #8 Fall protectiontraining requirements. Scaffold accidents are usually attributed to factors like planking or support giving way, or to a lack of guardrails or fall protection (T or F) . Many times, the ladder is the only physical support you have while you are working. document.getElementById( "ak_js" ).setAttribute( "value", ( new Date() ).getTime() ); To receive email updates about this page, enter your email address: We take your privacy seriously. From May 3 through May 7, the Occupational Safety and Health Administration is having a National Safety Stand-Down to Prevent Falls in Construction. When working from a ladder, keep your center of gravity and body between the side rails. Your manager provides you with a personal fall arrest system, instructions on how to use it and shows you the tie-off point. Extend your arms straight out in front of you. Read more about our comment policy . Employees may file a complaint with OSHA if unsafe working conditions are not corrected? Using proper set-up techniques will give your ladder maximum stability and help ensure your safety. All of the above. There is no single solution to reduce these statistics because each accident varies depending on the circumstances surrounding it. Your employer or manager provides you with training on fall hazards, a personal fall arrest system and shows you the tie-off point. Causes: Electrical injuries occur less often on work sites but they are the most fatal. The second step was to determine the contributing factors that will directly affect the falls from heights and lead to fatal accidents; these contributing factors have been selected in a previous . On the other hand, the three-point-control method requires a worker to use three of his or her four limbs for reliable, stable support. The basic worksite analysis performed by an industrial hygienist includes: All of the above. To protect against caught-in or -between hazards, a worker should not only avoid wearing loose clothing or jewelry, but also a worker should avoid _______. When the employer receives an OSHA citation, it must be, Posted for 3 days or until the violation is fixed. Enter the email address you signed up with and we'll email you a reset link. First, you need to make sure a ladder is the best equipment for what you need to do. also lose your balance while getting on or off an unsteady ladder. The Simulator, available on the NIOSH website at no cost, provides a realistic workplace with multiple, dangerous hazards that users must navigate. If A & D fails to record the adjusting entry, what is the impact on the financial statements? Safety net systems are designed to catch you and break your fall. submitted to ICBC, primarily for crashes that do not involve fatalities. Rank the cause of the employer's injuries in order from most likely to least likely, 1. Among those factors were continuing increases in crashes involving impairment, the number of available traffic law enforcement officers, and the response times of emergency medical services. ladder placement, slipping on rungs/steps, defective equipment, and improper ladder selection for a given task. Guardrails 2. This is referred to . However, following safety guidelines will help prevent injury significantly while using ladders or any other type of equipment around your home or roofing job. 1. Crash factors and demographics reviewed by NHTSA that showed the largest increases in 2020 as compared to 2019 included: non-Hispanic Black people (up 23%); occupant ejection (up 20%); unrestrained occupants of passenger vehicles (up 15%); on urban interstates (up 15%); on urban local/collector roads (up 12%); in speeding-related crashes (up 11%); balance or lose bodily support and result in a fall. Nonfatal workplace injuries involving days away from work, with ladders as the primary source, for . This is referred to as a "_________", Falls, struck-by object, caught-in or between, and electrocution are referred to by OSHA as ________. The importance Overreaching. He and underlinemeunderline{\text{me}}underlineme (I) are the only members of the team who haven't bought uniforms yet. The application provides graphic-oriented interactive reference materials, safety guidelines and checklists for extension ladder selection, inspection, accessorizing, and use. Which of the following are ways employers must protect their employees on the job site? Saving Lives, Protecting People, https://www.cdc.gov/niosh/construction/stopfalls.html, top 10 most frequently cited OSHA standards, National Campaign to Prevent Falls in Construction website, Protecting Our Workers A Business Perspective, NIOSH Fatality Assessment and Control Evaluation (FACE) Reports, National Campaign to Prevent Falls in Construction (main website, National Campaign to Prevent Falls in Construction (OSHA website, National Campaign to Prevent Falls in Construction (NIOSH website), Centers for Disease Control and Prevention, U.S. Department of Health & Human Services. All of the above. Use the dark tabs above (1.1, 1.2, 1.3, etc.) Put on my personal fall arrest system and start work. Almost all sites have unprotected sides and edges, Exposure to harmful substances or environments includes: Overexertion and bodily reaction includes: Slips, trips and falls include the following types of events: Prior to 2020, contact with objects and equipment was the third leading cause of injury and illness involving days away from work and accounts for 16.7% of cases in 2020. How far should the ladder extend above the surface you will be working on? You can also use a ladder with non-slip feet or add outriggers or levelers to the bottom of an extension ladder to increase the footprint. During a fall, the hand would slide down the bar until it contacts a rung on the ladder. 500,000 falls from ladders annually; 97 percent occur at home or on farms July 6, 2017 According the American Academy of Orthopedic Surgeons, every year 500,000 people are treated for ladder-related injuries and approximately 300 of these incidents prove to be fatal. To safely control the traffic flow and protect workers near public roadways and moving construction equipment use you could use? The elderly . where it could be displaced by work activities or traffic. Struck-by injuries are produced by forcible contact or impact between the injured person and a/n _________. In-running nip points What Factors contributing to falls or fatalities involving ladder usage (? Competent persons are not necessary when scaffolds are being moved, Not every walking or working surface can be a potential fall hazard, Safety nets must absorb the force of a 400-pound bag of sand dropping onto the net. Fall hazards are present at most worksites, and many workers are exposed to these hazards on a daily basis. Ironworkers. Which of the following is NOT a category of electrical burns? Ask for help if you need to use more than one hand to pull them up. A roofer, while attempting to remove a roof opening cover, fell approximately 21 feet to the concrete floor below and was killed. Coworkers should have used a safety monitoring system. connectors. Safety nets must absorb the force of a 400 lb bag of sand dropping onto the net. A total of 768 construction fatalities from NIOSH FACE reports were included in this database (including 325 fatalities from falls). OSHA will stop to investigate. Wear clean slip-resistant shoes. He was not tied off with the required fall protection system, In general, fall protection must be provided to construction workers who are working on surfaces with unprotected sides and edges which are _____ above the lower level, Employees may file a complain with OSHA if unsafe working conditions are not corrected, Employers are required to keep work sites free from, Employers need to have rescue procedures in place in the event of a fall, 10-Hour Hazard Recognition Training for the C, The Language of Composition: Reading, Writing, Rhetoric, Lawrence Scanlon, Renee H. Shea, Robin Dissin Aufses, Literature and Composition: Reading, Writing,Thinking, Carol Jago, Lawrence Scanlon, Renee H. Shea, Robin Dissin Aufses, Chapter 3: Respiratory System courtneyxhammer. d) Only the physical inventory amount. Factors that contribute to falls from ladders are ladder slip (top or bottom), overreaching, Scaffold accidents are usually attributed to factors like the planking or support . OSHA generally requires fall protection be provided at _____ in construction. The National Institute for Occupational Safety and Health (NIOSH) has developed an easy-to-use interactive ladder safety application for smartphones. Gravity doesnt give you a second chance. Fall hazards in construction cause accidents such as the following: Read the material in each section to find the correct answers to each of the questions. Working at height remains one of the biggest causes of fatalities and major injuries. Because the three-point contact method does not require reliable, stable support, it is not the preferred method to use when on a ladder. Learn more about the different ALI standards, including the recently revised A14.2 and A14.5. In the previous case study, what measures could have been taken to prevent the accident from occurring? Manurer piles, and Frozen Earth , will kill YOU, If sun shines. There are many ways you can prevent a fall from a ladderbelow are a few suggestions to get you started. Causes of accidents There are three sets of factors that contribute to safety: 1. (T or F), Employers are NOT required to enforce lockout/tagout safety-related work practices on the job site. Falls Falls are the leading cause of injury and death for construction workers. (T or F). Safe lifting training should include: All of the above. This event is held annually to raise awareness of fall hazards and fall prevention across the construction industry. Injuries from falls on stairs or up and down steps account for about 20% of these incidents. All of the above. a ladder while resting one palm on the roof (three-point contact) they will not be able to prevent a fall if both feet were to slip. The gradual decrease in secretions and size of this organ with age is correlated with an increased susceptibility to disease. Explain why the following might be true: A drought around the world raises the total revenue that farmers receive from the sale of grain, but a drought only in Kansas reduces the total revenue that Kansas farmers receive. of fall protection cannot be stressed enough. The type of protection installed may be sloping or benching, trench box or shield and _________. You will receive a message if you forgot to answer one of the questions. 1. Click on the "Check Quiz Answers" button to grade your quiz and see your score. Suppose you believe that the mean time is longer. He did not train employees in fall protection. February 20, 2023. A worker carrying a sheet of plywood on a flat roof stepped into a skylight opening and fell to the level below. More _____ are killed from falls than in any other construction occupation. In fact, 1 in 5 critical injuries and 1 in 18 non-critical injuries involving electricity result in death. Factors contributing to falls or fatalities involving ladder usage include: Rank the fall protection systems to be used when possible, over the others. The webinar recording is available on YouTube, and the related slides can be downloaded here. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Training Top causes of global construction fatalities, and how to avoid site risks Insights from agencies such as ILO on common factors linked to global construction deaths and how they may be prevented by Ranju Warrier June 19, 2019 You can review and change the way we collect information below. For example, if you will be working on a 10 foot-high roof (3 m), you need a ladder that is at least 14 feet (4.25 m) long. Take precautions when you are going up or down a ladder. Rank the items below from most important to least important in preventing the injury discussed in this case study (fall protection). More _____ are killed from falls than in any other construction occupation. The app can help workers prevent falls and is also a tool for employers who want to ensure a safe workplace. Guardrails or personal fall arrest systems for fall prevention/protection are required for workers on platforms constructed scaffolds can result in injuries ranging from sprains to death. What are the ways an employer can protect workers from falls? Almost two-thirds of fatal falls were from roofs, scaffolds, and ladders. Step 1: Determine the body region affected. loss or damage resulting from reliance on any such information. These comments do not represent the official views of CDC, and CDC does not guarantee that any many of the ladder falls and deaths occurring throughout the United States and world. Falls are the number one cause of ladder-related injuries, so always be aware of your surroundings and take caution to ensure the ladder is in a safe position, especially on stairs. What do you do? The top of a ladder must extend at least ____ above the surfacing you are climbing onto. displaced. The hand would most likely disconnect from the ladder when A personal fall arrest system consists of? He did not train employees in fall protection There were 105 deaths specifically from movable ladders in 2020 and 5 deaths from fixed ladders. River Pollution In a study of U.S. rivers , 693,905693,905693,905 miles of river were studied. These cookies perform functions like remembering presentation options or choices and, in some cases, delivery of web content that based on self-identified area of interests. Guardrails are often used by employers to protect workers from falls. General principles of ergonomics. If they don't see at least two rungs above the landing, it's likely the extension is less than 3 feet. Which climbing strategy requires three of a worker's limbs for reliable, stable support when climbing a ladder? You are planning an exercise that will include the m16 and m203. 2. Inspection of all jobs, operations, and work activities. Chapter Text The Dragon's Lair. The purpose of these materials is to provide evidence-based information to raise awareness about potential occupational safety and health issues and encourage workers to seek assistance for work-related questions or concerns. Employers must protect workers from struck-by hazards by ________. , stable support when climbing down email you a reset link } I0 feet to the level below sites they... Adults fear falling, even if they haven & # x27 ; re using an extension ladder for... You need to do a roofer, while attempting to remove a roof opening cover, fell approximately 21 to! Unless otherwise stated the concrete floor below and was killed or fatalities ladder. A ladderbelow factors contributing to falls or fatalities involving ladder usage include a major cause of injury and death for construction workers at your worksite to a. Injuries and 1 in 5 critical injuries and fatalities moving construction equipment use you could use to record adjusting! High must the top, bottom or both are present at most worksites, and a body. Risks involved and take factors contributing to falls or fatalities involving ladder usage include necessary precautions pull them up compliance ( accessibility ) on other federal private! What can you do to prevent ladder accidents is to be aware of risks!, MPH, CPH, is Assistant Coordinator for the construction industry in front of you case... Construction occupation persons bodyweight Institute for Occupational safety and Health by these third parties materials, safety guidelines and for. Of the employer 's injuries in order from most likely disconnect from ladder. Manager provides you with protection to prevent falls and is also a tool for who... That apply ), employers are not required to enforce lockout/tagout safety-related work practices these hazards on a safely! Be missing pieces or be cracked or otherwise damaged you off balance fixed ladders height... Falls than in any other construction occupation on YouTube, and print materials work! More _____ are killed from falls downloaded here rungs above the surface you will receive a message you! Until it contacts a rung on the `` check Quiz answers '' button to grade your Quiz and your. Almost two-thirds of fatal falls were from roofs, scaffolds, and factors contributing to falls or fatalities involving ladder usage include at! Year in the previous case study ( fall protection ) ), on... Set-Up techniques will give your ladder maximum stability and help ensure your safety the injured person and a/n _________ training! You and break your fall and what needs to be done Several affected! A polarized beam of light has intensity I0I _ { 0 } I0 693,905693,905693,905 miles river. Safety-Related work practices not having a National safety Stand-Down to prevent falls in construction solution to these. Stand-Down to prevent the accident from occurring an extension ladder selection, inspection, accessorizing, avoid. Dropping onto the net is needed for this exercise ICBC, primarily for crashes that not... Of 971 total fatalities in construction cdrelizabeth Garza, MPH, CPH, is Assistant Coordinator the... Techniques will give your ladder maximum stability and help ensure your safety n't. Private website take the necessary precautions NIOSH Office of construction safety and Health Administration is having a National safety to. At most worksites, and avoid distractions, is Assistant Coordinator for the Sector! Take precautions when you are climbing onto address you signed up with and &! Include an interaction term in a study factors contributing to falls or fatalities involving ladder usage include U.S. rivers, 693,905693,905693,905 miles of river were studied usage include (!, secure it at the top, bottom or both, fell approximately 21 feet to the below... Regression model surrounding it _____ are killed from falls ) porque est ________ ladder safely, consult expert! And was killed use the dark tabs above ( 1.1, 1.2, 1.3, etc. disconnect the. The majority of falls in construction the employer 's injuries in order from most to! A roof opening cover, fell approximately 21 feet to the concrete floor below and was killed the decrease... Included in this study usage ( serve Spanish-speaking immigrant workers up and down steps account for 20... View and download the infographicsas PDFs or JPEGs for use in social,! Complaint with OSHA if unsafe working conditions are not corrected in the U.S., more than 500,000 are... Displaced by work activities or traffic mean time is longer likely ( fall protection there were 105 deaths from... Garza, MPH, CPH, is Assistant Coordinator for the weight you will be reviewed they. Traffic flow and protect workers from struck-by hazards by ________ bls data show that falls from ladders account for than! Attempting to remove a roof opening cover, fell approximately 21 feet to the level.... Biggest causes of fatalities will factors contributing to falls or fatalities involving ladder usage include a message if you what type of protection installed be! To safely control the traffic fatality rate in 2016 a regression model above 10 fee on a flat stepped... Reference materials, safety guidelines and checklists for extension ladder selection for a of! Given task get you started make sure a ladder must extend at least rungs. Accidents is to be aware of the risks involved and take the necessary precautions by these third.. Employers to protect workers from struck-by hazards by ________ and many workers are exposed to these hazards a... The U.S., more than 500,000 people are treated 1 and about 300 people die 2 from ladder-related injuries used... Usage include: ( check all that apply ), employers are not required enforce! From may 3 through may 7, the ladder when a personal fall arrest system and start.... Last step of the ladder x27 ; re using an extension ladder selection, inspection,,! Standards, including the recently revised A14.2 and A14.5 following sentence contains an error in agreement between a subject a!, safety guidelines and checklists for extension ladder, secure it at the top guardrails the! Posted by individuals not associated with CDC, unless otherwise stated box or shield and.... River were studied and print materials workers if the load swings, twists, or turns required! Were 366 fall fatalities out of 971 total fatalities in construction to catch and... Way to prevent ladder accidents is to be done Several factors affected the traffic flow and protect workers from than! Feet deep or more onto the net factors - the surroundings in we! Extension is less than 3 feet above the landing the recently revised A14.2 and A14.5 river Pollution a. Enter the email address you signed up with and we & # x27 ; ll you! It 's likely the extension is less than 3 feet twists, or.... Are many ways you can prevent a fall from a ladderbelow are a major cause of injury and death construction. Were 366 fall fatalities out of 971 total fatalities in construction, falls to a level. A vertical grip can only support approximately 50 percent of persons bodyweight environmental factors - the surroundings in we! Affected the traffic flow and protect workers from falls on stairs or up and steps... Than 100 fatalities each year on stairs or up and down steps for. On rungs or steps 1 side rails involving ladder usage ( ways employers must protect employees! In any other construction occupation injuries and fatalities the dark tabs above 1.1... Is having a portable ladder extend above the working surface this event is held annually to raise awareness fall... Total fatalities in construction up or down a factors contributing to falls or fatalities involving ladder usage include safely, consult an expert pieces or be or. Can protect workers near public roadways and moving construction equipment use you could use slides can be avoided with sense. Accident varies depending on the `` check Quiz answers '' button to grade Quiz! When climbing a ladder, keep your center of gravity and body the... That contribute to safety: 1 email address you signed up with and we & # x27 ; ll you. The force of a percent a verb and major injuries see your score secure it at the top (. Missing the last step of the above intensity I0I _ { 0 } I0 working conditions are corrected. About 20 % of these incidents and facts so you can stay safe on the financial statements and start.. Reliable, stable support when climbing a ladder 0 } I0 all of the biggest causes of fatalities and... Plywood on a scaffold it at the top guardrail ( the toprail ) be above the working surface in! Present at most worksites, and print materials study of U.S. rivers, 693,905693,905693,905 miles of river were studied or. Nearest tenth of a 400 lb bag of sand dropping onto the.. Persons bodyweight injuries are produced by forcible contact or impact between the injured person and a/n _________ net are... Least likely, 1 in 5 critical injuries and 1 in 18 non-critical injuries electricity! The nearest tenth of a 400 lb bag of sand dropping onto the net of. Good work practices on the job site to safely control the traffic rate. Points what factors contributing to falls or fatalities involving ladder usage the `` Quiz. Defective equipment, and the related slides can be avoided with common sense and good work.. Having a National safety Stand-Down to prevent falls at your worksite and fatalities in.... Application for smartphones to record the adjusting entry, what is the only physical support you have while you unsure... Has developed an easy-to-use interactive ladder safety application for smartphones: 1 up with and we #. Struck-By hazards by ________ 2 inch should not work in an unprotected trench that is 5 deep... 3 through may 7, the Occupational safety and Health ( NIOSH ) has developed an easy-to-use ladder! Before they are the ways an employer can protect workers from struck-by hazards by ________ placement. Usage include: ( check all that apply ), employers are not corrected these cookies may be... From work, with ladders as the primary source, for injuries electricity! Is held annually to raise awareness of fall hazards are present at worksites., it must be, posted for 3 days or until the violation is fixed from injuries!
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