Electrical safety 1 all electrical wiring installation should comply with the electricity wiring regulation. Therefore, its important that you are aware of the risks and hazards welding poses, and understand what precautions you can take to protect yourself. Some hazards are common to both electric arc and oxygenfuel gas welding. Welding operations present several hazards to both those undertaking the activity and others in the vicinity. Gas tungsten arc welding gtaw or tungsten inert gas tig welding. Arc welding is a safe occupation when sufficient measures are taken to protect the welder from potential hazards. If you work with or near a welding operation, the following general precautions should. In addition to observing the basic safety rules discussed in rules for safe crafting, there are a few special considerations you should keep in mind when working with metal. Safety precautions while working in welding shop a gas welding 1. Welding health and safety environmental health and safety. In touching the welding circuit, the work, the welding table, the electrode holder or electrode, the. Safety in gas welding, cutting and similar processes this leaflet is for people who use compressed gases for welding, hot cutting and similar processes.
The following precautions are to be taken to ensure the safety of personnel within workshop. The workshop environment the employer needs to ensure that the lighting conditions are adequate for the work undertaken giving extra lighting where necessary. Presented in 11, easytodigest modules, the aws safety in welding course is equally accessible to students and established professionals who want to expand their knowledge base and core competencies. How to manage work health and safety risks code of practice pdf 368kb there are five general categories of control measures. Administrative controls all persons using the workshop shall receive training in the safety precautions, the safe operation of all tools, and the relevant emergency procedures fire, first aid, chemical spills or leaks, etc. If there are questions concerning the hazards or the proper safety precautions needed, the supervisor should consult the cognizant safety professionals, including a fire protection engineer. This course introduces the student to the hazards and safety precautions related to welding, cutting, brazing, and soldering. Ensuring high levels of safety is vital when undertaking any welding activity. For arc welding, you need to have an arc welding hood. Safety glasses csa approved must be worn in the shop at all times while using a table saw. This includes welders, supervisors, management, contractors, educa. This is so because in case of industrialworkshop accident the other partner will be a helper ecclesiastes 4. Produced by the health and safety department, the university of edinburgh workshop self inspection checklist welding work02 welding areas and operations assessor location date this core checklist is provided by the health and safety department as a template, which provides a basic framework for the conduct of a school selfinspection of the. A pdf document on safety precautions to be taken on the welding.
Handle while chiseling, sawing and planning with care. Avoid excessive release of fuel gas into the atmosphere. Safety practices in welding introduction arc welding is a safe occupation when sufficient measures are taken to protect the welder from potential hazards. Precautions for preventing these hazards from causing harm are outlined in. Therefore, you should follow the safety precautions below to protect yourself at work. Welding necessitates careful risk assessment and the provision of good procedures, but it is not difficult to provide protection for welders that makes the job no more hazardous than any other workshop practice. For mig welding safety do not weld near flammable materials or fumes.
Protect yourself and others from flying sparks and hot metal. You may not use the table saw until trained in safe operating techniques by a workshop supervisor. Safety precaution for welding and cutting slideshare. Prior approval should be sought from the education bureau if changes or alterations are to be made to the layout of the workshop. Fire resistant clothing protects you from heat, fire and radiation created in the welding process and shields you from burns. This article looks at the safety aspects of different types of welding processes and assesses precautions to be taken. Health hazards from welding, cutting, and brazing operations include exposures to metal fumes and to ultraviolet uv radiation. The welding process joins metals together using pressure, heat, flame or electric arc. Electric arc welding voltage is not dangerous to life, but the arc rays are. Care should be taken, when thumb is used as a guide in cross cutting and ripping. The decision to proceed with cutting or welding should be made by the supervisor of the taskoperation. Fire prevention measures for cutting, welding, and related. For example, keep welds away from areas where materials are painted or dipped.
In the welding process, a filler metal, and the work piece are heated to form the weld using an electric arc or combustion gas. Ensure that appropriate firefighting equipment is available at hand and that all concerned know how to use it. Carry out all welding operations in safe, clean and dry location under normal workshop conditions, use a local fume extractor wherever possible and maintain its position close to the weld as work progresses check for possible toxic hazards from parent metal specially if surface is painted, plated or chemically treated, or. Additional sources for arc welding safety are given in the references. Fire prevention the arc welder is capable of producing temperatures in excess of 10,000 degrees f. Welding hazards pose an unusual combination of safety and health risks. Flux cored arc welding fcaw gas metal arc welding gmaw, also known as. During the training session have personal protective. It identifies the risks that may arise when these types of equipment are used, and advises on safety precautions and control measures which will minimize these risks.
This is userfriendly illustrated guidance that covers a range of topics including training and qualifications, fire and explosion prevention, local exhaust ventilation, and noise and vibration. Health and safety in welding pdf 564 kb welding health and safety assessment. Welding hazards and safety precautions high speed training. Osha welding safety requirements and checklist safety by. Additional safety precautions are required when welding is performed under any of the following electrically hazardous conditions. This bulletin is written with the arc welding operator in mind, containing both mandatory safety practices and those based on shop experience. Hands should not be placed in front of sharp edged tools. Workshop safety guidelines environmental health and. When these measures are overlooked or ignored, however, welders can encounter such dangers as electric shock, overexposure to fumes and gases, arc radiation. Health hazards are primarily respiratory hazards due to the generation of fumes and gases. Protective clothing and equipment must be worn during all welding operations.
Welding safety precautions the occupational safety and health administration osha provides basic fire prevention and protection precautions to follow in the welding, cutting and brazing standard found in 29 code of federal regulations cfr 1910. There is also a workplace assessment tool and a permit to work form. Welding can cause fire or explosion, ensure that you. Five tips for preventing welding fires american welding. All workshop users and visitors shall be made aware of the aforementioned safety requirements. It describes the hazards associated with portable oxyfuel gas equipment and the precautions for avoiding injury and damage to property. Background most farms and small shops have some type of equipment for welding and cutting metals. While repairing tanks, vessels, drums or pipes by welding or gas cutting, remove all traces of earlier stored material, to avoid possibility of explosion. Federal or other laws and standards may govern different operations and facilities.
There are more than 80 processes used in welding and cutting. Welding safety procedures thompson rivers university. Make sure that you are familiar with the required safety precautions and are protecting yourself properly. An electric welding operator has to deal with electric current. The purpose of these welding safety procedures is to provide safety guidelines while performing welding tasks on or around the thompson rivers university campus and its properties 2. Resistance welding is a metaljoining process where welding heat is generated at the joint by the resistance to the flow of electric current. Take appropriate fire prevention precautions when your work generates heat or sparks, or. It should be noted that our welding safety precautions list below is not a comprehensive documentation of all things osha welding and cutting. Safety hazards from these operations include burns, eye damage, electrical shock, cuts, and crushed toes and fingers.
The course discusses general welding operations, applicable osha standards, and suggestions for protecting welders and coworkers from exposures to the many hazards inherent in those operations. Welding health and safety ss832 march 2015 page 5 carbon arc cutting arc gouging is an arc cutting process in which metals to be cut are melted by the heat of a carbon arc. Safety in gas welding, cutting and similar processes. This document should be read and understood by all persons involved with welding and cutting. Workshop safety safety in the workshops is subject to a number of various risk assessments and safe codes of working practices which have to be observed and adhered to by all workshop users and enforced by the person in charge of these areas. Precautions to be taken during welding your article library. This is a method for cutting or removing metal by melting it with an electric arc and then blowing. I have not discussed any other aspect of welding fume or protecting yourself from it. Have a bucket of water at the work station for cooling overheated blow pipes.
For everyone involved in any phase of welding steel structuresengineers, detailers, fabricators, erectors, inspectors, etc. Ignoring your ppe and safe working practices can have serious repercussions and might even lead to fatalities. During the training session have personal protective equipment available to show and for employees to try on. These procedures apply to all facilities workers, trades instructors, visual arts instructors and students when on tru property including the mobile training unit. During all oxyacetylene welding and cutting proccesses, operators must use safety. Always follow the manufacturers precautions before welding or cutting in the presence of these materials. Safety and health topics welding, cutting, and brazing. General safety rules and regulations in the workshop.
Welding safety hazards and precautions health and safety. Very important to note that these safety glasses for oxygen acetylene will not protect you from the uv radiation generated by arc welding. When any of the welding processes are used, the shielded from the air in order to obtain a high molten puddle of metal should be quality weld deposit. Cylinder valves to be closed when work is finished.
By its nature, welding produces fumes and noise, gives off radiation, involves electricity or gases, and has the potential for burns, shock, fire, and explosions. Yes, metal is sharp, but that neednt stop you from pursuing this craft with your child. Many of these can be controlled with proper work practices and personal protective equipment ppe. Safety tips for working with metal familyeducation. Rev date 09302014 printed copies of this document are uncontrolled. Welding is associated with several hazards to health and safety, and the employer needs to be able to ask informed questions. Arc welding safety precautions afrox welding cutting safety. Youll probably get a few minor cuts in the beginning, but nothing a bandaid cant handle.
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