Selection and use of work practices. GPO Source: e-CFR. 1910.333 (a) General. Safety-related work practices shall be employed to prevent electric shock or other injuries resulting from either direct or indirect electrical contacts, when work is performed near or on equipment or circuits which are or may be energized.
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Properly isolate chemical and thermal energy in lines or equipment to be worked on. Use blinds or line breaking as a means of isolation, if possible. Use double block and bleed for isolation of lines or equipment handling hazardous or hot materials. Do not use control valves for isolation. Do not use check valves for isolation.
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When a piece of equipment is being worked on, all sources of hazardous energy must be securely and positively locked out until the equipment is operational. Untold numbers of …
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Isolation and lock off are two distinct control measures. If used correctly the control measures will ensure that people do not come into contact with moving equipment, live electrical circuits or stored energy from electricity, pneumatics, hydraulics or gravity. They involve physically isolating the source of energy from the individuals ...
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Follow the lockout procedure for the identified machine, equipment, or process. Review the following isolation practices for various forms of hazardous energy: …
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During servicing or maintenance, a machine utilizing any mechanical power source such as electrical, pneumatic, steam, or hydraulic must be locked out when the unexpected energization or startup of the machine or equipment or release of stored energy could cause injury to employees. The lockout must render the machine …
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Establishing an electrically safe work condition (ESWC) is a process. ESWC is defined as "a state in which an electrical conductor or circuit part has been disconnected from energized parts, locked/tagged in accordance with established standards, tested to verify the absence of voltage, and, if necessary, temporarily …
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The site is secure. The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely. This standard covers the servicing and maintenance of machines and equipment in which the unexpected energization or start up of the machines or equipment, or release of stored energy could …
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What is de-energization and lockout? De-energization is the removal of hazardous energy from machinery or equipment before lockout is applied. De-energization may include …
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Lock out: The worker should place a lockout device, such as a padlock, on the energy-isolating device to prevent it from being accidentally turned on. This should be done for each energy source identified in step 4. Release stored energy: The worker should release any stored energy in the machinery or equipment.
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Nov 20, 2020. Lockout/Tagout (LOTO) is the practice of controlling hazardous energy to prevent the unexpected start-up, energization, or release of stored energy during service or maintenance activities. In many cases, LOTO involves shutting down equipment, turning off or disconnecting power sources, and placing a lock or tag on the equipment ...
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Lockout involves physically isolating the machinery or equipment from its energy source by using a lock or other mechanism to secure the energy-isolating device, such as a switch or valve. The lock ensures that the energy source cannot be turned on until the lock is removed by the person who installed it, indicating that maintenance or …
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Step 1: Determine the Appropriate Procedure. Find the appropriate lockout/tagout procedure for the machine or equipment, and check if it''s stored in a binder or a database where it can be accessed by workers. The process should include specific equipment details and offer step-by-step instructions for safely shutting down and …
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Lockout is a procedure that prevents the release of hazardous energy. It often involves workers using a locking device to keep a switch in the "off" position, or to isolate the …
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Lockout is performed, and tags are attached only after the equipment is turned OFF and tested. Typical company lockout/tagout procedures are as follows: 1. Notify all affected persons that a lockout/ tagout is required. Notification must include the reason for the lockout/tagout and the expected duration. 2.
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Isolation Procedures can also be called Lock-out, Tag-out or Barricading procedures. Isolation procedures are used in two ways. Firstly Plant Isolation (Lock Out) involves the removal of the energy source from an item of equipment in such a way as to prevent the possibility of inadvertent energisation of the equipment.
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Lacerating. Amputations. Fractures. The following are more specific examples of stored-energy related injuries: Electric shock from mishandling industrial batteries. Electric shock from mishandling powered equipment. Chemical burns from an accidental chemical reaction. Being caught in moving equipment.
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Electrical energy sources Lockout or tagout of electrical energy sources must occur at the circuit disconnect switch. Electrical control circuitry does not effectively isolate hazardous energy. See also, Alternative methods. Lock Removal Locks and/or tags must
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1.0 Introduction. The lockout/tagout procedure provides guidelines to ensure individual safety of personnel servicing and maintaining equipment by preventing the inadvertent operation of equipment and providing protection from stored energy through the control of hazardous energy. Refer to 29CFR1910.147 and §.269 for regulatory guidance.
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Lockout/Tagout Back to Table of Contents Page 6 of 9 Revision Date: 5/11/07 hazardous energy source cannot be locked out and the supervisor shows that tagout devices alone will provide the same level of protection. In this case, attach the tag at the same
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For example, push buttons, selector switches, and interlocking gates are not energy isolation devices and are not permissible substitutes for energy isolation devices under the standard. Apply the lockout or tagout device(s). Once the equipment or machine''s
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The Purpose of Locks and Tags. Locks or lockout devices are used to physically secure each energy isolation point so the equipment can''t be energized during repair or maintenance. Devices that can be used with locks include chains, hasps and blind flanges. Tags are simply warning devices and do not provide the type of physical restraint on ...
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DOLLARD is retired safety coordinator for IBEW Local 98 in Philadelphia.He is a past member of the NEC Correlating Committee, CMP-10, CMP-13, CMP-15, NFPA 90A/B and NFPA 855. Jim continues to serve on NFPA 70E and as a UL Electrical Council ...
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1910.147 (a) (1) (i) This standard covers the servicing and maintenance of machines and equipment in which the unexpected energization or start up of the machines or equipment, or release of stored energy, could harm employees. This standard establishes minimum performance requirements for the control of such hazardous energy.
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This is accomplished through the locking and tagging of all energy sources. Some common forms of energy isolation include electrical circuit breakers, disconnect switches, ball or gate valves, blind flanges, and blocks. Push buttons, e-stops, selector switches
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By George T. Cole, Contributor Some readers may be wondering about the apparent contradiction or confusion with the title of this article but as we progress, the accuracy will become clear. The term "de-energized" is common among electrical workers but understanding its significance can vary greatly depending on the person you speak …
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It should state that the machinery is not to be operated until the worker removes the tag. Ensure that the company only uses lockout/tagout devices that are authorized for the specific equipment …
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Follow the lockout procedure for the identified machine, equipment, or process. Review the following isolation practices for various forms of hazardous energy: Electrical energy …
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Hazardous energy control is a broad term describing the use of procedures, techniques, designs and methods to protect personnel from injury due to the inadvertent release of hazardous energy. Lockout is the placement of a lock and tag on an energy-isolating device in accordance with an established procedure.
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