Temporary lighting
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Published by SALUSToolbox Talk: Temporary Lighting Safety
Date: [DATE] Duration: [DURATION] minutes Presenter: [PRESENTER NAME] Location: [LOCATION]
Objective
The objective of this toolbox talk is to educate participants on the safe installation and use of temporary lighting in the workplace, ensuring compliance with safety standards to prevent electrical hazards and accidents.
Introduction
Temporary lighting is often used in construction sites, events, and during maintenance activities. While it provides necessary illumination, improper installation or use can lead to electrical hazards, including shocks, fires, and equipment damage. Understanding and following safety standards is crucial to prevent these risks.
Presenter Note: Engage the audience by asking if anyone has personal experience with temporary lighting issues.
Key Points
- Temporary lighting should be installed securely to prevent physical damage and electrical hazards.
- All lamps for general illumination must be protected from accidental contact or breakage by a suitable fixture or lampholder with a guard [1].
- Temporary wiring should be removed immediately upon completion of the project or purpose for which it was installed [1].
- Receptacles must be of the grounding type and connected to a grounding conductor [2].
- Flexible cords and cables should be protected from damage and not laid on the ground unless properly guarded [3].
Hazard Identification
Common hazards associated with temporary lighting include:
- Electrical Shock: Can occur if wiring is not properly grounded or insulated.
- Fire Hazards: Result from overloaded circuits or damaged cords.
- Trip Hazards: Cables and cords laid across walkways can cause trips and falls.
Presenter Note: Encourage participants to share any additional hazards they've encountered.
Control Measures
Discuss the hierarchy of controls:
- Engineering Controls: Use ground-fault circuit interrupters (GFCIs) to prevent electrical shocks [2].
- Administrative Controls: Ensure regular inspections and maintenance of temporary lighting setups.
- Personal Protective Equipment (PPE): Use insulated gloves when handling electrical components.
Safe Work Procedures
- Plan the layout of temporary lighting to avoid trip hazards.
- Use only approved and properly rated equipment for the intended use.
- Ensure all connections are secure and protected from moisture.
- Regularly inspect lighting for damage or wear.
- Remove temporary lighting immediately after use.
Presenter Note: If possible, demonstrate the safe work procedure or use visual aids.
Personal Protective Equipment (PPE) Requirements
- Insulated Gloves: Use when handling electrical components.
- Safety Glasses: Protect eyes from potential sparks or debris.
- Hard Hats: Protect against falling objects when working overhead.
Emphasize the importance of proper PPE use and maintenance.
Real-World Example or Case Study
Discuss a scenario where improper temporary lighting installation led to an electrical fire. Highlight the importance of following safety standards and the lessons learned.
Presenter Note: Ask participants if they can relate this example to their own experiences.
Group Discussion
Discuss the following questions:
- What are the most common issues you've encountered with temporary lighting?
- How can we improve our current temporary lighting practices?
- What additional safety measures can we implement?
Presenter Note: Encourage active participation and facilitate the discussion.
Emergency Procedures
Outline the steps to take in case of an emergency related to temporary lighting:
- Disconnect power immediately if a hazard is detected.
- Evacuate the area if necessary.
- Report the incident to a supervisor.
- Follow up with an investigation to prevent future occurrences.
Questions and Answers
Encourage participants to ask questions and provide answers to common questions related to temporary lighting safety.
- Q: What should I do if I notice a damaged cord?
A: Report it immediately and do not use the equipment until it is repaired.
- Q: Can I use any extension cord for temporary lighting?
A: No, only use cords rated for the specific use and environment.
Summary
Recap the main points covered in the toolbox talk:
- Importance of secure installation and protection of temporary lighting.
- Regular inspection and maintenance are crucial.
- Use of appropriate PPE and adherence to safety standards.
Action Items
List specific actions participants should take following this toolbox talk:
- Review and update temporary lighting procedures.
- Conduct regular inspections of all temporary lighting setups.
- Ensure all team members are trained on temporary lighting safety.
Remember: Safety first, last, and always.
Report all hazards, near-misses, and incidents to your supervisor immediately.
Safety powered by SALUS
Sources used for this answer
[1] Safety Standards for General Safety and Health Standards (Chaper 296-24 WAC)
Page 464
Open source documentSource excerpt
\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ - (e) Fountains . You must protect all electric equipment, including power supply cords, operating at more than 15 volts and used with fountains by ground-fault circuit interrupters. - (11) Carnivals, circuses, fairs, and similar events . This subsection covers the installation of portable wiring and equipment, including wiring in or on all structures, for carnivals, circuses, exhibitions, fairs, traveling attractions, and similar events. - (a) Protection of electric equipment . You must provide electric equipment and wiring methods in or on rides, concessions, or other units with mechanical protection where such equipment or wiring methods are subject to physical damage. - (b) Installation . - (i) You must install services in accordance with applicable requirements of this part, and, in addition, they must comply with the following: - (A) Service equipment may not be installed in a location that is accessible to unqualified persons, unless the equipment is lockable; and - (B) You must mount service equipment on solid backing and installed so as to be protected from the weather, unless the equipment is of weatherproof construction. - (ii) You must maintain amusement rides and amusement attractions not less than 15 feet in any direction from overhead conductors operating at 600 volts or less, except for the conductors supplying the amusement ride or attraction. Amusement rides or attractions may not be located under or within 15 feet horizontally of conductors operating in excess of 600 volts. - (iii) You must list flexible cords and cables listed for extra-hard usage. When used outdoors, you must also list flexible cords and cables for wet locations and must be sunlight resistant. - (iv) Single conductor cable must be size No. 2 or larger. - (v) Open con…
[2] Rules for the Administration of the Oregon Safe Employment Act (Construction, Division 3, OSHA Oregon)
Page 467
Open source documentSource excerpt
## WIRING METHODS, COMPONENTS, & EQUIPMENT FOR GENERAL USE - (C) Receptacles shall be of the grounding type. Unless installed in a complete metallic raceway, each branch circuit shall contain a separate equipment grounding conductor, and all receptacles shall be electrically connected to the grounding conductor. Receptacles for uses other than temporary lighting shall not be installed on branch circuits which supply temporary lighting. Receptacles shall not be connected to the same ungrounded conductor of multiwire circuits which supply temporary lighting. - (D) Disconnecting switches or plug connectors shall be installed to permit the disconnection of all ungrounded conductors of each temporary circuit. - (E) All lamps for general illumination shall be protected from accidental contact or breakage. Metal-case sockets shall be grounded. - (F) Temporary lights shall not be suspended by their electric cords unless cords and lights are designed for this means of suspension. - (G) Portable electric lighting used in wet and/or other conductive locations, as for example, drums, tanks, and vessels, shall be operated at 12 volts or less. However, 120-volt lights may be used if protected by a ground-fault circuit interrupter. - (H) A box shall be used wherever a change is made to a raceway system or a cable system which is metal clad or metal sheathed. - (I) Flexible cords and cables shall be protected from damage. Sharp corners and projections shall be avoided. Flexible cords and cables may pass through doorways or other pinch points, if protection is provided to avoid damage. - (J) Extension cord sets used with portable electric tools and appliances shall be of three-wire type and shall be designed for hard or extra-hard usage. Flexible cords used with temporary and portable lights shall be designed for hard or extrahard usage. - Note: The National Electrical Code, ANSI/NFPA 70, in Article 400, Table 400-4, lists various types of flexible cords, some of which …
[3] Safety Standards for General Safety and Health Standards (Chaper 296-24 WAC)
Page 444
Open source documentSource excerpt
\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ - (B) For a period not to exceed ninety days for Christmas decorative lighting, carnivals, and similar purposes; or - (C) For experimental or development work, and during emergencies. - (ii) You must remove temporary wiring immediately upon completion of the project or purpose for which the wiring was installed. - (iii) Temporary electrical installations of more than 600 volts may be used only during periods of tests, experiments, emergencies, or construction-like activities. - (iv) The following requirements apply to feeders: - (A) Feeders must originate in an approved distribution center. - (B) Conductors must be run as multiconductor cord or cable assemblies. However, if installed as permitted in (b)(i)(C) of this subsection, and if accessible only to qualified persons, feeders may be run as single insulated conductors. - (v) The following requirements apply to branch circuits: - (A) Branch circuits must originate in an approved power outlet or panelboard. - (B) Conductors must be multiconductor cord or cable assemblies or open conductors. If run as open conductors, they must be fastened at ceiling height every 10 feet. - (C) No branch-circuit conductor may be laid on the floor. - (D) Each branch circuit that supplies receptacles or fixed equipment must contain a separate equipment grounding conductor if run as open conductors. - (vi) Receptacles must be of the grounding type. Unless installed in a continuous grounded metallic raceway or metallic covered cable, each branch circuit must contain a separate equipment grounding conductor and all receptacles must be electrically connected to the grounding conductor. - (vii) No bare conductors nor earth returns may be used for the wiring of any temporary circuit. - (viii) You must install suitable disconnect…
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