A CAZ is only permitted for certain types of work that make typical fall protection measures impractical, such as the construction of leading edges, overhand bricklaying, and precast concrete erection work. The OSHA fall protection standard,like many other construction standards, uses the terms "qualified person" and "competent person." Employees who may be exposed to fall hazards must be trained to recognize the hazards to which they may be exposed. Is it sufficient to demarcate a controlled access zone around those openings with a painted line, or must other means of fall protection be used around the unprotected stair openings? OSHA requires employers to implement fall protection measures for employees working at heights of six feet or more. 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? If an employee falls, the inertial mechanism automatically locks the drum, arrests the fall, and limits the free fall distance to two feet. But if you want to turn, and only the straight arrow is showing, you must wait for the turn arrow. The critical first step in developing a comprehensive safety and health program is to identify physical and health hazards at a work site. In that instance conventional fall protection such as a guardrail system, safety net system, or personal fall arrest system is required to be used. And remember, it's not the fall that's the problem. Unprotected edges are the edges along the perimeters of roofs, floors, decks, platforms, ramps and floor-openings that employees may fall through or from. The shock imposed by a fall breaks the stitching and the webbing unfolds like an accordion to dissipate the energy and absorb the impact load. This scaffold is simply a rope attached to a harness with an assembly like a boatswains chair for the worker to sit in. If a machine has an exposed pulley and conveyor but the portion of it that is exposed is well underneath the machine, the employer: Answer: Must ensure all exposed and accessible sections of the machine are guarded. ?l?A 0l6l3 3aQ-amM3~,xa"3l0A0?ih _:i6jo1-#AC BAE}0Po x"g_ _07 ka00? Supports. However, controlled access zones are not permitted where the mason is reaching more than 10 inches below the level of the walking/working surface on which he is working. Answer: When an inspection is conducted in your workplace, you have certain rights. Question 2: What are the types of OSHA violations? You can complete your OSHA 10 course in just 2 days. This is in response to your letter faxed on August 24, 2003, to the Occupational Safety and Health Administration (OSHA). B. Youll know where to get help. Neither the operator nor anyone else should ever stand directly in front of the wheel of an abrasive power tool as it accelerates to full operating speed. Answer: Electrocution, electric shock, burns, indirect (e.g., a fall from a ladder), Answer: Length of exposure to electricity The amount of current and its frequency The currents path. Our comprehensive online resources are dedicated to safety professionals and decision makers like you. Safeopedia is a part of Janalta Interactive. Correct procedures for the handling and storage of equipment and materials and the erection of overhead protection. The training must be documented by a record that contains the name or the identity of the employee trained, the date the training was provided, and either the signature of the person who conducted the training or the signature of the employer. FAQ. Building a Safer Tomorrow: EHS Congress Brings Experts Together, 12 Types of Hand Protection Gloves (and How to Choose the Right One), 20 Catchy Safety Slogans (And Why They Matter), Cut Resistant Gloves: A Guide to Cut Resistance Levels, The area must be clearly defined, with posted signage to prevent entry by unauthorized personnel, Employees working in a CAZ must be supervised by a safety monitor, Employees must quickly respond to any warnings or prompts by the safety monitor, The safety monitor must not have conflicting responsbilities - they must be able to remain alert, recognize hazardous situations as they arise, and warn workers without delay, Control lines from the leading edge must be erected at a minimum distance of 6 feet and a maximum distance of 25 feet, Control lines must be flagged with highly visible material at intervals of not more than 6 feet, Control lines must be able to withstand a weight of 200 pounds, Control lines for the CAZ must be erected between 10 to 15 feet from the leading edge, Control lines must create a perimeter around the entire CAZ work area, Unauthorized employees should not be allowed inside this perimeter. Reference: Section 142.3, Labor For example, each time a piece of plywood is placed on floor joists, the relative position of the unprotected edge changes. The key should be assigned to one employee and the combination to another. Russell B. Swanson, Director Mr. Doug Schneider are taking place, the controlled access zone shall be defined by a control line There are two purposes of this requirement. 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: Answer: Retrain each such employee so that the requisite proficiency is regained. Inspections. [ back to text ], Occupational Safety & Health Administration. Certification record. Falls are the leading cause of death among construction workers. Right to file a complaint C. Right to participate in an OSHA inspection D. None of the answers, Answer: A. 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). d\n"a@im(n%!$ x(7MD addY`hC$0f hC$dAQMd2CHT; C$5@d2AX,H*!d- aaaa`k}}_^ZK_Z_^___^z__UM.N\tZX]auA~/~/hk.Ti`/-*__^/ rXc'zzp@jW* OX/^Wo/\z^/_^__]O[__]]_u[?}_z~/_ka {0j/_Za^^aa_j0/V$KF 6B5@XOhCz)@x3v~wP (Select all the answers that apply), Answer: A. 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: Answer: Be placed on a firm foundation and be uniformly level within 1 percent of level grade , Move the personnel platform slowly and cautiously and have rotation-resistant rope with a safety factor of 10 Have all brakes and locking devices set when the occupied personnel platform is in stationary position. = xkA] <4>w; A! Question 3: Is Rob Jones, one of 10 carpenters working for Woody, Inc., covered by OSHA? 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: Answer: Personal Fall Arrest System (PFAS). To determine whether employees need hearing protection, employers have to consider: Answer: The loudness of the noise, as measured in decibels The duration of exposure to the noise How many sources generate loud noises. What Does Controlled Access Zone (CAZ) Mean? Answer: Resist penetration by objects and absorb the shock of a blow Be water-resistant and, slow burning Have clear instructions explaining proper adjustment and replacement of the suspension and headband. Unless there is a 21-inch high wall or parapet located between the working surface and the top rail, mid-rails, screens, mesh or intermediate vertical members must be installed between the top rail and the working surface. A record that shows net installation and the date it was certified must be prepared. the monitor's attention from the monitoring function. Monitors must also be close enough to communicate with employees orally and may have no other responsibilities that could divert their attention from monitoring duties. All workers in a controlled access zone shall be instructed to promptly comply with fall hazard General requirements for lines and stanchions are similar to warning lines, except that the minimum breaking strength for lines is only 200 pounds. Question 6: Why is this training important? Steel and plastic banding may not be used. Controlled Access Zones and Safety Monitoring Systems. Control lines must consist of ropes, wires, tapes, or equivalent materials, and supporting stanchions as follows: Choose Yours, Hazardous Materials Identification System, WIS Show: Step it up! Quiz Question 5: During an OSHA inspection: Answer: You have the right to talk to the inspector privately. 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. Electricity travels in closed circuits, and its normal route is through a conductor. 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? Supervisor C. SDS D. Labels E. Manuals. Controlled access zones are not permitted to be used as protection for employees performing overhand bricklaying and related work who are exposed to fall hazards associated with hoist areas; holes; ramps; runways, and other walkways, and dangerous equipment. Designation of an entire floor as a controlled decking zone for steel decking work. Answer: What organization is OSHAs sister agency that focuses on research and training and also conducts Health Hazard Evaluations (HHEs)? One purpose is to reduce the likelihood that non-deckers/other trades who are on the same floor as the CDZ will ignore the control lines and enter the CDZ to do non-decking work (if the CDZ is larger than 90' x 90', there may be an increased likelihood that the CDZ will cause an undue delay in those non-decking workers being able to do their tasks). General requirements of the OSHA fall protection standard. Material handling tasks should be designed to minimize _________ of the given activity. 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. By incorporating OSHA fall protection requirements into everyday activities, building maintenance firms and management companies can ensure greater safety for their valued workers. system. The existing motorways in the country are: Much of Ethiopia's Highway network is developing. nor more than 25 feet from the unprotected or leading edge, except when erecting Even though there is no reasonable belief that drug use contributed to the employees injury, his employer required him to take a drug test after he reported the injury. Rating: 1. They include: Fall prevention methods, such as guardrails, warning lines, controlled access zones, and safety monitoring systems. At UCSF, each MRI site is divided into 4 safety zones based on the American College of Radiology guidelines: Zone 1: General public area outside the MR environment. Such a control line will, for example, warn workers who inadvertently back into it that they must stop. OSHA 10 General Industry. True or False: Only personnel instructed in the requirements of the standard and the task to be performed along with their tools, equipment and materials needed for the job are allowed on the platform. . Symptoms of silicosis ____________ , so workers should have a chest x-ray to see if there is lung damage. (i) Each employee on walking/working surfaces shall be protected from falling through holes (including skylights) more than 6 feet (1.8 m) above lower levels, by personal fall arrest systems, covers, or guardrail systems erected around such holes. Be prepared by a qualified person and developed specifically for the site where the work is being performed. Sincerely, The Hazardous Materials Identification System (HMIS) is a rating system for chemical hazards developed by the American Coatings Association (ACA). It is also required if there are changes in the workplace or changes in the types of fall protection systems or equipment that render previous training obsolete. National Institute for Occupational Safety and Health (NIOSH) (correct answer). Fall Arrest Systems: Can You Tie Off at Your Feet? A painted line on the walking/working surface will obviously not be felt by a worker who is walking backwards, and is not as visible as an elevated line.1 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: Answer: Sloping, benching, shoring, shielding. 1045 S. 217th Street Only employees engaged in overhand bricklaying or related works are to be permitted in the controlled access zone. In sum, where the entire floor is designated as a CDZ, the failure to use control lines around the entire floor and the failure to limit the size of the CDZ to 90' x 90' would be considered a de minimis violation2 of 1926.760(c)(3)3 where the following conditions are met: An example of the type of sequence we are describing, where an entire floor is designated as a CDZ in accordance with what we have described above, is illustrated [below]: Answer (4) The control line shall extend along the entire length of the unprotected controlled access zone means a zone, designated by the Minister under section 2, that includes all corresponding airspace above, and water and land below, the zone. In addition, in the scenarios you describe, stair openings pose distinct hazards from those of overhand bricklaying operations. Question 1: Is Adrian Smith, one of 3 employees of ABC Landscaping, covered by OSHA? Why? In general, head protection should do which of the following? Which industries are employees potentially exposed to silica dust: Answer: Stone and glass industries Construction Mining industries. You ask about the criteria for controlled access zones and fall protection in overhand bricklaying and related work. Q``)nSM(@ ;7JvX0=AQ A controlled access zone is an area of a jobsite that is only accessible to some workers. Answer: Because there is always the chance that the wheel wasnt sound and could disintegrate or explode. Controlled access zones also are areas where certain work may be done without the use of guardrails, personal fall arrest systems, or safety nets. OSHA's fall protection standard like most of the regulations the agency has issued over the last 20 years is performance-oriented. 2002, No. The points of access to the floor are limited and can be controlled (such as where the only means of access to the floor is by a single ladder); Each point of access (such as the base of a ladder leading to the floor) is marked with a warning sign indicating that access is restricted to Controlled Decking Zone workers; and. What are they? Question 3: What topic does 1910, Subpart G cover? A. A control line that meets these requirements will prevent non-overhand bricklaying employees from inadvertently entering the area immediately adjacent to the fall hazard. (B) Each line shall be rigged and supported in such a way that its lowest point True or False: There is usually some form of warning before a cave-in. December 22, 2003 Question 2: What are some resources outside the workplace that will help you find information on safety and health issues? 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: Answer: They must be protected by guardrails and/or personal fall arrest systems (PFAS). Conduct a worksite inspection (correct answer). 1. Sections 1926.760(c)(3) and 1926.760(c)(5) state: Under these provisions, the CDZ must be "clearly marked by the use of control lines or the equivalent. Never sit on, lean against, or step on a skylight lens or any covering placed over a hole in a roof or floor Guard or securely cover all holes created or uncovered before leaving a work area Always use a PFAS when working over an unguarded or uncovered opening more than six feet above a lower level Question 2: What are some worker rights related to injury and illness reporting? A. In every other case, employers must implement fall protection measures to protect workers before any work can take place. Answer: improper grounding of circuitry and equipment. Requirements Answer: A worker has filed a complaint regarding a serious hazard that could result in a fatality or serious injury. Are Workplace Risks Hiding in Plain Sight? Employers must provide employees with effective information and training on hazardous chemicals in their work area: Answer: At the time of their initial assignment Whenever a new hazardous chemical is introduced into their work area. 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 todays power line accidents occur because: Answer: Of failure to maintain proper work distances. True or False: Once a fall protection device has been inspected by a competent person and deemed safe for use by an employee, it is up to the employee to inspect it regularly and ensure that it still meets OSHA requirements. 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: Answer: They keep unauthorized individuals out. (1) The employer shall designate a competent person to monitor the safety of (4) On floors and roofs where guardrail systems are not in place prior to the beginning of overhand bricklaying operations, controlled access zones shall be enlarged, as necessary, to enclose all points of access, material handling areas, and storage areas. No. [ back to text ], 3 This is not to be confused with the requirement in 1926.760(c)(5) limiting the amount of unsecured decking to 3,000 square feet -- that requirement must still be met. In these situations, fall protection must be provided by compliance with the paragraphs addressing the specific hazard. C. An opening conference, a walkthrough, a closing conference (correct answer). Just before you hit the pavement, you're moving at about 25 ft/sec (2 x 10ft x 32ft/sec2 = 640 ft2/sec2 = 25 ft/sec). other employees and the employer shall ensure that the safety monitor complies Lines must be rigged and supported in such a way that the lowest and highest points are no more than 39 inches and 45 inches above the surface, except that 50 inches is allowed for overhand bricklaying. 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