On March 1, 1990, a 29-year-old worker was electrocuted when he pushed the crane cable on a 1-yard cement bucket into a 7,200-volt power line. 2. The migration south to Texas can take up to 50 days. According to OSHA, nearly 50 percent of overhead crane accidents are the result of machinery coming into contact with a power source during operation. The crane operator and any workers below should also be aware of his/her surroundings and never walk under a lift. Areas that are considered hazardous are referred to as danger zones, and crane operators should be clearly notified of all potential danger zones. Prior to starting all demolition operations, OSHA 1926.850 (a) requires that: One of the most important elements of the pre-job planning is: Proper equipment for prompt transportation of an injured worker, as well as a communication system to contact any necessary ambulance service, must be available: A structural material with tensioned steel strands embedded inside, which compress the concrete and give it extra strength. Statistics show that nearly 20 people died in 2012 as a result of accidents with overhead hoists. Safety nets must be strong enough to support workers who fall, and must: Have small enough mesh openings that the employee doesn't fall through the net itself (Your Answer). Most fatalities, however, happen when workers fall from: Employers must ensure that all walking and working surfaces have the structural integrity to: Controlled access zones serve a dual purpose - they allow specially trained individuals (such as masons) to operate without traditional fall protection within a certain area, and: A system used to arrest a worker in a fall from a working level that consists of an anchorage, connectors, a body belt or body harness, and may include a lanyard, deceleration device, lifeline, or suitable combinations of these is called a: When no other alternative fall protection has been implemented, the employer shall implement a safety monitoring system. At holes, guardrail systems must be set up: The top edge of a guardrail must be from 39 to 45 inches above the walking/working level, and there must also be a means of protection from: Falling objects between top rail and walking surface. Each year nearly 200 people die from power line contact and about three times as many are seriously injured. This guide is aimed at those in control and those performing any work under or near to overhead power lines. Crane lift roles include operators, riggers, signal persons, crane owners, crane users, and lift directors. No modifications or additions that affect the capacity or safe operation of a crane or derrick should ever be made without: The manufacturer's written approval, which should be kept on file (Your Answer). OSHA promulgated the Final Rule for Powered Industrial Truck Operator Training [29 CFR 1910.178(1)], which: -- Requires operator training and licensing as well as periodic evaluations of operator performance Submit a written, signed complaint with specific hazard information. Employees working around overhead cranes should always wear proper head, foot, hand, and eye protection. -- The amount of current and its frequency Two of the main differences between the hydraulic rough terrain crane and the crawler lattice boom friction crane are: True or False: Employers must provide a training program that teaches employees who might be exposed to fall hazards how to recognize such hazards and how to minimize them, and must also prepare a written certification that identifies the employee trained and the date of the training. -- the range of motion Most fatalities, however, happen when workers fall from: Employers must ensure that all walking and working surfaces have the structural integrity to: Controlled access zones serve a dual purpose - they allow specially trained individuals (such as masons) to operate without traditional fall protection within a certain area, and: They keep unauthorized individuals out (Your Answer). when carrying out inspection work or working from suspended platforms 6. The fall zone projects out beyond the suspended load just past the area directly below the object. Concrete foundation: A tower crane always sits on a concrete foundation, where anchors are placed to secure the crane to the ground. Using fall protection in an industrial crane environment can create many potential hazardsincluding crane contact, structural impact, entanglement, and dragging. Inspect the crane and its components before each use to ensure that all parts are in good working condition. -- Receptacles that are not part of a building or structure. Sharp, abrasive, pinching, or otherwise hazardous moving parts of power tools: Must have guards to prevent contact with workers (Your Answer). 7. Further information Employers and employees need to be aware that all cranes are different and may have specific operating, safety, inspection and maintenance requirements. In case of emergency contact 911 / 02-425-0911 Job Safety Analysis PROJECT TITTLE Company: Risk Assessment No: NEW REVISED PAGE NO. Many positions are involved in a cranes safe operation, including the crane operator, signal person, crew, and rigger. The operator also has the authority to stop operation whenever there is a concern as to safety. Material handling tasks should be designed to minimize _________ of the given activity. 4. Communicate through diagrams, signs, and instructions to workers for further comprehension. 7. Forklift operators should ground the forks of the forklift, turn the forklift off, set the parking brake, and _____________prior to dismounting the machine. Colchester Magistrates, Read More Builder sentenced after causing risk of carbon monoxide poisoningContinue, Duties Of an Crane Operator Explained in an Clear manner. The OSHA standard mandates that any time a worker is at a height of six feet or more, the worker is at risk and needs to be protected. The load is to be held suspended for a period of time exceeding normal lifting operations. Assist with assembling and/or disassembling components of the crane as needed. Moving the crane too quickly and jerking the hoist when its bearing a heavy load can be hazardous to the crane operator and workers nearby. The Trustees protect and share the Massachusetts places people love for their "exceptional scenic, historical . The four main causes of crane accidents are contact with power lines, overturns, falls and mechanical failure. Report any accidents or violations to the supervisor immediately. Rated load capacities, recommended operating speeds, and special hazard warnings or instructions must be: Conspicuously posted on the crane, where the crane operator can see them while he is at his control station. The OSHA standard mandates that any time a worker is at a height of six feet or more, the worker is at risk and needs to be protected. The posting of signage warning employees of the hazards of the cranes swing radius is used. If the load or sling holding the load isnt properly secured, the objects can slip out, tip, and eventually crash to the ground below. The 2010 standard addresses key hazards related to cranes and derricks on construction worksites, including the four main causes of worker death and injury: electrocution, crushed by parts of the equipment, struck-by the equipment or load, and falls. Performing regular crane inspections can help promote crane safety as it can proactively identify risks and hazards that can cause crane accidents and fatalities. Anytime an adapter is used to accommodate a two-hole receptacle, the adapter wire must: If a worker on a scaffold can fall more than 10 feet: They must be protected by guardrails and/or personal fall arrest systems (PFAS). "Employers must require employees to wear a protective helmet in areas where they are at risk of falling objects injuring the head. John Crane has an overall rating of 3.5 out of 5, based on over 483 reviews left anonymously by employees. Gloves that are chemically resistant are usually made from: 1. When dismantling a scaffold, all work should be conducted: Tube and coupler scaffolds over 125 feet high must be designed by: What type of scaffold - other than the tube and coupler scaffold - is ideal for use around complex structures? Everyone in the workplace has a work health and safety duty. All jacks - lever and ratchet jacks, screw jacks, and hydraulic jacks - must have a device that stops them from: Jacking up too high (a stop indicator) (Your Answer), A narrow excavation made below the surface of the ground in which the depth is greater than the width - with the width not to exceed 15 feet (Your Answer). 3. It is designed in such a manner that all overturning forces are counteracted by the concrete pad and the counterweights hanging off the machinery arm. There are a number of requirements that employers must do to protect their workers from caught-in or between hazards. Ensure that the operator can view their surroundings and adequately communicate with ground personnel. Define work zone: Defining the work zone as the area 360 degrees around the equipment, up to the equipment's maximum working radius. 5. 9. Between 1989 and 2009, there were 86 identified incidents involving the collapse or major structural failure of a tower crane. 4. Inspect the crane for any deficiencies before an operation, such as proper lubrication and safe working conditions of the hoist, trolley and bridge mechanisms. What type of scaffold - other than the tube and coupler scaffold - is ideal for use around complex structures? Workers are most at risk from falling objects when standing or working: 2. Trench boxes or shields must be designed or approved by: 7. In a vast majority of cases where team personnel are at fault, it is due to inattention, poor judgment, overconfidence, or haste to . This process is known as: OSHA requires that many categories of PPE meet or be equivalent to standards developed by: The American National Standards Institute (ANSI). This scaffold is simply a rope attached to a harness with an assembly like a boatswain's chair for the worker to sit in. Feb. 26, 2023. Stacker cranes are automated machines with a forklift-like mechanism and are primarily designed for warehouse storage. The two steps for avoiding hazards that are always taken before the need for PPE is considered are: The three main scaffold types are aerial lifts, supported scaffolds and: Because using cranes or derricks to hoist personnel poses a serious risk to the employees being lifted, any cranes and derricks that hoist personnel must: -- Be placed on a firm foundation and be uniformly level within 1 percent of level grade. (Overhead cranes are defined by OSHA 1910.179(a)(8) as a crane with a movable bridge carrying a movable or fixed hoisting mechanism, and traveling on an overhead fixed runway structure.). To determine whether employees need hearing protection, employers have to consider: -- The loudness of the noise, as measured in decibels 5. Occupational Safety & Health Administration. 10. Reduce the Chances of Fatalities: Properly outline fall zones with barriers. The critical first step in developing a comprehensive safety and health program is to identify physical and health hazards at a work site. Which of the following is an element of a hearing conservation program? $$. If a worker on a scaffold can fall more than 10 feet, they must be protected by guardrails and/or personal fall arrest systems (PFAS). To adhere to fire safety precautions, flammable and combustible materials must be stored according to: 6. Define the work zone as the area 360 degrees around the crane, up to the crane's maximum working radius. 9. Rated load capacities, recommended operating speeds, and special hazard warnings or instructions must be: Conspicuously posted on the crane, where the crane operator can see them while he is at his control station (Your Answer). Then we work with customers in mobile crane safety to determine soil bearing capacity. Crane operation is a complex task that requires a high level of skill and training. Countless companies in the manufacturing and construction industries rely on overhead cranes to lift and transport materials. The operator remains adjacent to the equipment and is not engaged in any other duties. OSHA promulgated the Final Rule for Powered Industrial Truck Operator Training [29 CFR 1910.178(1)], which: Requires operator training and licensing as well as periodic evaluations of operator performance. Looking for the perfect fall protection equipment? AEGCP's are implemented on construction sites to oversee: -- All cord sets This is very common in mobile cranes and fixed cranes also used in construction. Crane Safety Checklist Download Free Template Which industries are employees potentially exposed to silica dust: -- Stone and glass industries In this blog post, we will discuss the duties of each of these positions. Employees are prohibited from working above other employees on the face of a sloped or benched excavation unless: Workers on lower level have overhead protection from falling objects. Everyone associated with a crane needs to stay alert and focused on the job at hand - especially on critical or difficult lifts. It is the responsibility of the crane owner and job supervisor to ensure that crane operators are competent and qualified to do the job. Occupational Safety and Health Administration, Outreach Training Program (10- and 30-hour Cards), OSHA Training Institute Education Centers, Severe Storm and Flood Recovery Assistance. Let us help! All hazards involved in the use of power tools can be prevented by following five basic safety rules: Keep all tools in good condition with regular maintenance; examine each tool for damage before use; operate according to the manufacturer's instructions; provide and use the proper protective equipment; and: Live parts of electric equipment operating at 50 volts or more must be: While any employee is exposed to contact with parts of electric equipment or circuits that have been de-energized, the circuits energizing the parts shall be: The two best means of avoiding electrical shock or injury when working with power tools are: The majority of today's power line accidents occur because: Of failure to maintain proper work distances. Its important to be familiar with these hazards and learn to recognize them in the workplace in order to avoid them. If a powder-actuated tool misfires, the employee should: Wait at least 30 seconds, then try firing again (Your Answer). Careful operation of the hoist is another important safety factor to consider whenever overhead cranes are used. This scaffold is simply a rope attached to a harness with an assembly like a boatswain's chair for the worker to sit in. Rigid Lifelines is a division of Spanco, Inc. 2021 Spanco | Site Credit | Privacy | Terms | Affiliations. Power line contacts most often occur because safety planning isnt considered and preventative measures havent been taken to avoid hazards. If the boom contacts a power line, the operator holding the control box is usually electrocuted instantly. Manufacturing is located in several facilities in North America and Europe . It extends to all personnel in the vicinity. The competent person determines that it is safe to do so and implements measures necessary to restrain the boom hoist and telescoping, load, swing, and outrigger or stabilizer functions. Manitex International, Inc. is a leading provider of engineered lifting solutions. Assist with the assembly and/or disassembly of crane components as needed. OSHA estimates that one crane upset occurs for every 10,000 hours of crane use. Maintenance should always be treated seriously when it comes to heavy machinery. Here are some duties of a crane operator: The operator must not leave the controls while the load is suspended except where ALL of the following criteria are met: The four criteria immediately above do not apply to working gear (such as slings, spreader bars, ladders, and welding machines) where the weight of the working gear is negligible relative to the lifting capacity of the equipment as position, and the working gear is suspended over an area other than an entrance or exit. Personnel hoisting platforms must be designed by: A qualified engineer, or another competent specialist qualified in structural design (Your Answer). Federal Aviation Administration - A Notice of Proposed Construction or Alteration may be required for mobile cranes located in the vicinity of the Virginia Tech Airport, or where the type of structure exceeds a certain height. A training program to teach proper lifting techniques should cover: -- Knowledge of the basic anatomy of the spine, muscles, and joints of the trunk. 2. Usually, the person who is electrocuted is touching the crane when it comes into contact with the power line. Cost and energy savings "Remote work it will . Anyone controlling construction sites has health and safety responsibilities. When the work zone is demarcated under 1408 (a) (1) (i), the employer must then determine, pursuant to 1408 (a) (2), whether any part of the equipment, load line or load (including rigging and lifting accessories), could get closer than the minimum clearance distance to a power line. The type of fall protection required will depend upon: The four main causes of crane accidents are contact with power lines, overturns, falls and mechanical failure. Operators must complete three separate aspects of powered industrial truck training: formal training, practice training, and: 5. Chemical manufacturers and importers must convey the hazard information they learn from their evaluations to downstream employers by means of labels on containers and: 3. A crane crew supports the operator and ensures all safety procedures are followed. 5. 6. 5. Thats because the loads being lifted by overhead hoists tend to be fairly heavy and cause serious damage if dropped. OSHA requires that all excavations in which employees could potentially be exposed to cave-ins be protected by one or more of the following three methods: Sloping, benching, shoring and shielding (Your Answer). Changing or reversing direction should be done slowly and carefully. A ground-fault circuit interrupter (GFCI) protects workers from shock by: Matching the amount of current going into an electrical device against the amount returning from the device and shutting down power if a ground fault is detected, AEGCP's are implemented on construction sites to oversee. If there is no controlling entity, the employer (if there is only one employer operating the multiple pieces of equipment), or employers, must institute such a system. 8. Derricks are lifting devices that are commonly found on ships and docks. -- Being crushed by improperly stored materials. Providing worker training on the safe use of the equipment being operated is the responsibility of the: 7. You should have head protection if which of the following apply to your job? A crane is a powerful and heavy machine that is equipped with cables and pulleys and is based upon the application of mechanical principles. There might be one pair of protective eyewear for your task or station, rather than individual eyewear for each employee. The greatest hazards posed by hand tools result from: Misuse and improper maintenance (Your Answer). Employees working in the vicinity of a crane must take care to avoid what kind of accident? Respond quickly and efficiently to emergency situations by following safety protocols. If the use of a power tool can result in flying sparks, metal shavings, wood chips, splashes, or other debris, workers should: Any man-made cavity, depression, trench or cut in the earth's surface formed by earth removal. If the use of a power tool can result in flying sparks, metal shavings, wood chips, splashes, or other debris, workers should: Protect themselves by wearing the proper PPE (Your Answer). Workers must use caution so that they do not place themselves in dangerous areas where they can be struck by falling loads or by falling or collapsing crane components. Overall, most crane safety programs outline competent personnel requirements, and its a good idea to become familiar with them. Overhead Crane SafetyThree Major Hazards and Preventative Measures. All portable electric tools that are damaged shall be: If you have a three-prong plug and a two-hole receptacle, it is acceptable to: Use an adapter with an adapter wire connected to a known ground. DICA employs a three-step fitting process, including identification of the key data points for the equipment and the maximum outrigger reaction force. Electrocution, electric shock, burns, indirect (e.g., a fall from a ladder). To prevent employees from entering these hazard areas, the employer must: Before an employee goes to a location in the hazard area that is out of view of the operator, the employee (or someone instructed by the employee) must ensure that the operator is informed that he/she is going to that location. But hazards do exist with all types of cranesincluding overhead cranesand in all facets of crane operation. Keep Your Distance. Employees working around overhead cranes should always wear proper head, foot, hand, and eye protection. General guide for working in the vicinity of overhead and underground electric lines Downloads Download ZIP - 18.92 MB Use this guide to manage the risks of working near overhead and underground electric lines. 5. No employees are permitted in the fall zone. Operators and controllers must maintain 100 percent focus on the task at hand to avoid potentially dangerous situations. When installed and used properly, these systems make operations easier and safer. Your email address will not be published. According to OSHA, 80 percent of all crane upsets and structural failures can be attributed to exceeding the cranes operational capacity. 1. -- Whenever a new hazardous chemical is introduced into their work area. 1. Operators must complete three separate aspects of powered industrial truck training: formal training, practice training, and: To adhere to fire safety precautions, flammable and combustible materials must be stored according to: General safety principles that can help reduce workplace accidents include: -- Work practices Power line contact is literally defined as the inadvertent contact of any metal part of a crane with a high-voltage power line. Material handling tasks should be designed to minimize _________ of the given activity. Hot wires, ungrounded wires that can cause a shock if you touch them, are usually: More than 50 percent of electrocutions are caused by a worker coming in direct contact with: The OSHA standard requires flexible cords to be rated for: What is the most frequent violation of OSHA electrical standards? -- Almost eliminated brown-lung disease from the textile industry. 8. Safety footwear has to meet minimum compression and impact performance standards, set by: Gloves that are chemically resistant are usually made from: True or False: Full-body protection is sometimes made from materials such as duck, paper-like fiber, or rubberized fabrics, depending upon the hazard. Avoid man-baskets. In other words, safety cannot be improvised, Read More The Importance Of Completing Pre Job Planning Activities When TrenchingContinue, What Is Construction Site Safety? 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