Download - Powered Platform Safety
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Session ObjectivesYou will be able to:
Identify powered platform components
Recognize platform safety features
Understand inspection requirements
Use personal fall arrest systems properly
Follow safe work practices
Act effectively in an emergency
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•Equipment must meet OSHA design safety criteria•Equipment must be
tested, inspected, and maintained•Equipment must be
certified by owner
•Equipment must meet OSHA design safety criteria•Equipment must be
tested, inspected, and maintained•Equipment must be
certified by owner
Building Owner Certification
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Suspension Systems•Transportable
outriggers•Davits, ground-
or roof-rigged systems•Carriages for
horizontal movement
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•Continuous
•Intermittent
•Button guided
•Angled roping
•Alternative
Stabilization Systems•Continuous
•Intermittent
•Button guided
•Angled roping
•Alternative
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Hoisting MachinesHoisting machines must:•Have a primary brake•Have a secondary or emergency brake•Be able to handle 125% of rated load•Be able to stop overspeed descent•Have moving parts and pinch points
guarded
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Requirements:
•Safe access for equipment maintenance
•Protective perimeter guardrail
•Dedicated, separate electrical power
•Lockable power disconnect switch
Platform InstallationRequirements:
•Safe access for equipment maintenance
•Protective perimeter guardrail
•Dedicated, separate electrical power
•Lockable power disconnect switch
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•Capable of 4 times maximum load•Hold 250 pounds per platform occupant•Withstand 50 mph winds•Connections able to handle vibration•Load rating plate visible
Load Capacity Design•Capable of 4 times maximum load•Hold 250 pounds per platform occupant•Withstand 50 mph winds•Connections able to handle vibration•Load rating plate visible
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•2 feet wide
•Slip-resistant floors
•Fire extinguisher
•Tool and material storage
•2 feet wide
•Slip-resistant floors
•Fire extinguisher
•Tool and material storage
Platform Safety Features
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•Operating controls on platform•Maximum rated
speeds•Safety access ways•Vertical lifelines
for each occupant
•Operating controls on platform•Maximum rated
speeds•Safety access ways•Vertical lifelines
for each occupant
Platform Safety Features (cont.)
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Guardrails•Working platforms•Roofs and
access ways•Top rails•Midrails•Toe board
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1. What information is on the load rating plate?
2. Where are the emergency stops located?
3. How many vertical lifelines must beprovided on a platform?
a. Manufacturer informationb. Load limitc. Type of fuel used
b. Floor of platform c. On the rails
a. At either end of the platform
a. Maximum of four b. One for each worker
on the platform c. At least two
Safety Features: Multiple Choice
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Safety FeaturesDo you understand:•Suspension and
stabilization systems?•Hoisting machines?•Platform installations?•Load capacity and
design?•Platform safety
features?
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•Inspection by a competent person• Daily visual inspection
• Monthly maintenance and wire rope inspection
• Thorough annual inspection
• Inspection of system after any incident
•Certified records
Equipment Inspections•Inspection by a competent person
• Daily visual inspection
• Monthly maintenance and wire rope inspection
• Thorough annual inspection
• Inspection of system after any incident
•Certified records
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•Building support structures•All platform components•Hoist control systems•Parts subject to wear
Annual Inspections•Building support
structures•All platform components•Hoist control systems•Parts subject to wear
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•Distortion, such as kinks•Evidence of
heat damage•Deterioration
from corrosion•Noticeable
rusting or pitting•More than one
broken wire
•Distortion, such as kinks•Evidence of
heat damage•Deterioration
from corrosion•Noticeable
rusting or pitting•More than one
broken wire
Wire Suspension Rope Inspections
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•Learn to identify key safety elements
•Report any damage•Inspect governors and
secondary brakes•Perform a hoist test•Test controls and
emergency stops•Look for visible defects
Daily Inspections•Learn to identify key
safety elements•Report any damage•Inspect governors and
secondary brakes•Perform a hoist test•Test controls and
emergency stops•Look for visible defects
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•Wear when on or around powered platforms•Attach lanyard to
center of back•Use one lifeline
per worker•Properly tie off •Check potential fall path
•Wear when on or around powered platforms•Attach lanyard to
center of back•Use one lifeline
per worker•Properly tie off •Check potential fall path
Personal Fall Arrest Systems
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Personal Fall Arrest Systems (cont.)
•Protect lanyards from damage
•Inspect daily•Do not use
defective equipment•Know how to use
your personal fall arrest system
•Understand rescue procedures
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Overload platforms
Work on platform with a slippery floor
Carry flammable liquids on platforms
Operate platform in bad weather
DON’T DOProtect platforms from corrosives or heat-producing processes
Safe Work Practices
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•Mount a wind-measuring anemometer to platform•Don’t let tools, materials, debris accumulate•Keep stabilizer ties untangled•Maintain voice communication•Lock power disconnect “on”
Safe Work Practices (cont.)
•Mount a wind-measuring anemometer to platform•Don’t let tools, materials, debris accumulate•Keep stabilizer ties untangled•Maintain voice communication•Lock power disconnect “on”
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•Written plan and employee training
•Emergency electrical operating device
•Rescue operations
•Communications
Emergency Plans•Written plan and
employee training
•Emergency electrical operating device
•Rescue operations
•Communications
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Emergency Plans (cont.)
•Emergency alarms
•Emergency escape routes
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Safety Procedures: True or False?
Platforms need only be inspected once a year.
You shouldn’t work on a platform with a slippery floor.
It’s safe to carry flammable liquids on platforms if there’s a fire extinguisher.
You should maintain voice communication with someone in the building while working on a powered platform.
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Safety ProceduresDo you understand:•Inspection requirements
and procedures?•Proper use of personal
fall arrest systems?•Safe work practices?•Emergency procedures?
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Learn about powered platform hazards and safety features
Inspect equipment before each use
Follow safe work practices
Use the personal fall arrest system
Learn emergency procedures
Key Points to Remember