Scaffolds 10 Hour Construction Outreach PPT 10 hr
- Slides: 26
Scaffolds 10 -Hour Construction Outreach PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 1 Created by OTIEC Outreach Resources Workgroup
Scaffolds source: www. elcosh. org/NIOSH/John Rekus PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 2 Created by OTIEC Outreach Resources Workgroup
Scaffolds • Lesson Overview – Competent person – Basic types of scaffolds – Scaffold hazards – Methods of protecting against scaffold hazards – Employer requirements PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 NIOSH/John Rekus/elcosh. org 3 Created by OTIEC Outreach Resources Workgroup
Competent Person • Oversees assembly, disassembly, inspection, and safe use of scaffolds • Trains all employees who erect, disassemble, move, operate, repair, maintain, inspect, or work on scaffolds PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 Source: OSHA 4 Created by OTIEC Outreach Resources Workgroup
Competent Person • Process for designating an employee as the competent person: – Employer appointed – Capability to identify hazards – Executes qualified person design – Authority to take prompt corrective action PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 5 Created by OTIEC Outreach Resources Workgroup
Basic Types of Scaffolds Suspended Supported PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 Source: OSHA Aerial lifts 6 Created by OTIEC Outreach Resources Workgroup
Hazards Associated with Scaffolds • • Falls Falling object(s) Electrical hazards Collapse hazards Planking hazards Weather conditions Collisions or struck-by PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 Source: OSHA 7 Created by OTIEC Outreach Resources Workgroup
Reducing and Eliminating Hazards • • Proper access Guardrails Personal Fall Arrest System (PFAS) Protection from falling objects Protection from electrical hazards Precautions for moving scaffolds Safe scaffold construction and disassembly PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 8 Created by OTIEC Outreach Resources Workgroup
Proper Access • Required when platforms are more than two feet above or below a point of access • Examples of permitted access ladders, stair towers, ramps, walkways • Do not use crossbraces or unapproved ladder-like ends for access Source: OSHA PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 9 Created by OTIEC Outreach Resources Workgroup
Guardrails • Must be installed on open sides and ends of scaffolds • If front edge (working edge) is more than 14 inches from work, guardrail and/or PFAS system must be used Source: OSHA PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 10 Created by OTIEC Outreach Resources Workgroup
Guardrails • Toprails – Supported scaffolds manufactured or placed in service after 1/1/2000 must be 38 -45” above platform • Midrails – When used – Halfway between toprail and scaffold platform – Crossbracing, when used as a toprail or midrail, must meet certain height requirements PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 11 Created by OTIEC Outreach Resources Workgroup
Personal Fall Arrest System (PFAS) • Components • Selection of fall protection • Engineering or qualified person design • When to inspect • Free-fall limit Source: OSHA PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 12 Created by OTIEC Outreach Resources Workgroup
Protection From Falling Objects • Protection must be provided when there is potential of being struck by falling objects • Methods of protection – Barricades, toeboards, screens or paneling, canopy or mesh nets, placement of large, heavy objects Source: OSHA • Wear a hardhat when working around or below scaffolds PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 13 Created by OTIEC Outreach Resources Workgroup
Protection From Electrical Hazards • Minimum distance based on voltage – Insulated lines – Uninsulated lines • When exceeding minimum distance as necessary to perform work, utility company must be notified to – De-energize or relocate line OR – Install protective coverings to prevent contact PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 Source: OSHA 14 Created by OTIEC Outreach Resources Workgroup
Moving Scaffolds • Workers may only be on moving scaffold when – Level ground surface – Height to width ratio – Outriggers installed on both sides – Standing inside the wheel base – Competent person onsite PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 Source: OSHA 15 Created by OTIEC Outreach Resources Workgroup
Safe Scaffold Construction and Disassembly • • Appropriate scaffold construction methods Provide proper scaffold access Use a competent person Manufacturers’ instructions Source: OSHA PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 16 Created by OTIEC Outreach Resources Workgroup
Employer Requirements • Comply with OSHA standards related to scaffolds – Training – Inspection – Designating competent person • Comply with manufacturers’ requirements and recommendations • Follow plans designed by qualified person PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 17 Created by OTIEC Outreach Resources Workgroup
Scaffold Hazard Recognition Identify hazards and solutions Source: www. elcosh/org/OTI/Southwest Education Center PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 18 Created by OTIEC Outreach Resources Workgroup
Scaffold Hazard Recognition Identify hazards and solutions Source: www. elcosh/org/OTI/Southwest Education Center PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 19 Created by OTIEC Outreach Resources Workgroup
Scaffold Hazard Recognition Identify hazards and solutions Source: www. elcosh/org/OTI/Southwest Education Center PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 20 Created by OTIEC Outreach Resources Workgroup
Scaffold Hazard Recognition Identify hazards and solutions Source: www. elcosh/org/OTI/Southwest Education Center PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 21 Created by OTIEC Outreach Resources Workgroup
Scaffold Hazard Recognition Identify hazards and solutions Source: www. elcosh/org/OTI/Southwest Education Center PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 22 Created by OTIEC Outreach Resources Workgroup
Always Remember • Employers must – Designate a competent person for scaffold – Ensure that employees are trained in proper assembly, disassembly, and use of scaffolds – Utilize strategies to prevent and reduce scaffold hazards PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 www. elcosh. org/Steve Clark/Laborers 23 Created by OTIEC Outreach Resources Workgroup
Knowledge Check 1. Who trains employees that work on scaffolds? a. b. c. d. Employees do not need training Employees are responsible for their own training Fellow employees who have experience Employer-designated competent person d. Employer-designated competent person PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 24 Created by OTIEC Outreach Resources Workgroup
Knowledge Check 2. Scaffolds must be designed by a ___. a. b. c. d. Competent person Construction site manager Qualified person Experienced scaffold worker c. Qualified person PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 25 Created by OTIEC Outreach Resources Workgroup
Knowledge Check 3. Which of the following is NOT an example of proper access? a. b. c. d. Ladders Crossbraces Stair towers Walkways b. Crossbraces PPT 10 -hr. Construction – Scaffolds v. 05. 18. 15 26 Created by OTIEC Outreach Resources Workgroup
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