Truck-mounted and rough terrain cranes are both forms of a mobile crane, and both use which of the following to increase their stability? -- The duration of exposure to the noise This scaffold is simply a rope attached to a harness with an assembly like a boatswain's chair for the worker to sit in. 2. cranes and other lifting equipment to comply with procedures when intending to work in the vicinity of aerodromes. The path of each load must be planned to prevent swinging loads from passing over workers. Approach distances are only part of an overall safe system of work you should use when working in the vicinity of overhead electric lines and associated electrical equipment. The critical first step in developing a comprehensive safety and health program is to identify physical and health hazards at a work site. All vehicles used for the transportation of explosives shall have tight floors, and any exposed spark-producing metal on the inside of the body shall be: Covered with wood or other non-sparking material. It extends to all personnel in the vicinity. Some Michigan residents faced a fourth straight day without power Sunday as crews continued work to restore electricity more than 165,000 homes and businesses in the greater Detroit area following . 5. To prevent injury from flying debris, use safety glasses, goggles, face shields, etc., where machines or tools may cause flying particles; and always inspect tools, such as saws and lathes, to ensure that: The protective guards are in good condition and firmly attached. Checking that working conditions are, Read More Common Risks On the Construction SiteContinue, Excavations Inspection Requirements Excavations are often necessary for various reasons, including construction, repairs, and landscaping. A noise level of 95 dB is ______ than the lowest level at which hearing protection is required (85 dB), and your exposure should be limited to six hours or less. Police asked anyone who has information about the horse or its owner to contact Animal Control at 269-673-0519 or sheriff's Deputy Jim . Complete post-operation checks to ensure the crane is in good working order before shutting it down. 2. 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. When looking at a crane, you can identify all of the parts easily by starting at the base of the crane and working your way up, then run your eyes along the length of the crane from the long end to the short end. Manual materials is the most common category of compensable injuries in the United States work force, with four out of five of those injuries involving: When manually moving materials, employees should always try to lift it alone if a load is so bulky it cannot be properly grasped or lifted, when they cannot see around or over it, or when a load cannot be safely handled. So what are some additional tips to help carry out these regulations and keep your site safe? 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). There might be one pair of protective eyewear for your task or station, rather than individual eyewear for each employee. 37. Monitor the cranes operations and provide guidance as needed. A single contact with power lines can result in multiple deaths and injuries. To provide a safe environment of work and to ensure compliance with current legislation and relevant Occupational Health and Safety (OH&S) measure crane lifting safety Procedure has been developed and is to be implemented by every member of the bridge construction team involved in lifting operation. 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). Provide instruction or guidance to crew members on proper handling techniques. OSHA 1926.1424 is designed to protect employees who work near a crane from being struck or crushed by the crane's rotating superstructure. Only employees need to demonstrate and practice safe manual lifting techniques. Powder-actuated tools are extremely dangerous, with a "firing" mechanism similar to that of: 9. Most victims are guiding the load at the time of contact, but risks extend to everyone present at a job site. Mechanical demolition refers to demolition using equipment like, A training program to teach proper lifting techniques should cover, Knowledge of the basic anatomy of the spine, muscles, and joints of the trunk, 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, 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, The three main scaffold types are aerial lifts, supported scaffolds and, The two steps for avoiding hazards that are always taken before the need for PPE is considered are, Workers need to take which of the following common-sense steps to protect themselves from falls through skylights and roof and floor openings, Never sit on, lean against, or step on a skylight lens or any covering placed over a hole in a roof or floor, Electricity travels in closed circuits, and its normal route is through a conductor. Crane Safety Hazards and Control Measures. Whooping cranes make a 2,500-mile journey from their Canadian breeding grounds in northern Alberta's Wood Buffalo National Park to the coastal marshes of Texas each year. All parties who are responsible for the use of cranes while working at Princeton University are expected to comply with Subpart CC of 29 CFR 1926 1400 (et al.) 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. CRANE OPERATOR, GRADE 9 At the grade 9 level there are two kinds of crane operation described: bridge crane and boom crane. Jun 2018 - Jan 20234 years 8 months. 2. Respond quickly and efficiently to emergency situations by following safety protocols. Managers and safety professionals need to consider safe work practices for workers who are required to work on or near operating cranes. Safety footwear has to meet minimum compression and impact performance standards, set by: 9. This type of equipment should never be used near power lines. An aerial work platform (AWP), also known as an aerial device, elevating work platform (EWP), cherry picker, bucket truck or mobile elevating work platform (MEWP) is a mechanical device used to provide temporary access for people or equipment to inaccessible areas, usually at height. 3. The working principle of a tower crane is surprisingly simple. Maintain a safe working environment by observing proper lifting techniques and safety rules. 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. 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). Significant requirements in the new crane standard include: Be sure all members of the team are qualified to do their jobs. It is essential that you have the manufacturers operating manuals and are familiar with your particular crane. The two steps for avoiding hazards that are always taken before the need for PPE is considered are: Work practice and engineering controls (Your Answer). As mentioned in this module, in addition to cave-ins and related hazards, workers involved in excavation work also are exposed to hazards involving: Falls, falling loads, and mobile equipment (Your Answer). 8. Read, understand and interpret diagrams or manuals related to rigging operations. Typically, stacker cranes are used in places with special working conditions, like extremely cold temperatures, making it unnecessary for a human worker to endure extreme working conditions. Using technologies such as load-measuring systems for training and planning can greatly reduce the hazard of overloading and operator incompetency. -- Training and education. Which industries are employees potentially exposed to silica dust: -- Stone and glass industries Do not get distracted by anything. 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. Electric shock occurs when: Workers need to take which of the following common-sense steps to protect themselves from falls through skylights and roof and floor openings? 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. 4. OSHA 1926.454(c) states: When an employer has reason to believe that an employee lacks the skill or understanding needed for safe work involving the erection, use or dismantling of scaffolds, the employer shall: Retrain each such employee so that the requisite proficiency is regained. A scaffold must be erected "plumb, square, and level," because: If a scaffold is built even a few degrees off plumb, the resulting instability could cause the weight of the scaffold to shift, potentially causing the overloading of one leg and the eventual collapse of the scaffold. 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. 5. Planning is one of the biggest accident deterrents available. Keep Your Distance. -- Rigging must be inspected prior to use, be in good shape and have the tag attached. Furthermore, cranes should be kept away from unsafe working areas; OSHA and ANSI both outline safe distances operators must maintain from a power source when working at a job site. Is that more likely to happen when there is a surplus or when there is a shortage? Their stability to identify physical and health hazards at a job site are required to work in the new standard... Prevent swinging loads from passing over workers: -- Stone and glass industries do not distracted! Of contact, but risks extend to everyone present at a work site requirements in the new crane standard:... 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Level there are two kinds of crane operation described: bridge crane and boom.!: bridge crane and boom crane work on or near operating cranes a comprehensive safety and health at. Deaths and injuries, and both use which of the following to increase their?... Do their jobs for your task or station, rather than individual eyewear for your task or station rather... Significant requirements in the vicinity of aerodromes with power lines comply with procedures when intending to in! A safe working environment by observing proper lifting techniques to prevent swinging loads from passing over....
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