struck-by hazards. crane tip over and failure incidents soft ground inadequate outrigger support...
TRANSCRIPT
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Struck-ByStruck-ByHazardsHazards
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Crane Tip Over and Failure Incidents
• Soft Ground• Inadequate
outrigger support• Overload• Crane out of level• Boom strike
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Fatalities Handling Loads
• Struck by the load• Rigging
equipment failure• Rigging
equipment overload
• Improper rigging technique
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Inspect All Slings
• Slings must be inspected before each use
• Slings should have tags that indicate capacities
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Forklifts
• Tip-overs• Stability• Capacity• Operator Training
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Wall Stability
• Masonry• Reinforced
Concrete• Pre-cast/Tilt-up
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Wall Stability
• Limited access (safety) zones established
• Adequate support– Design– Location– Installation
• Environmental factors
Force on the Diagonal Support must be restrained at the base.
Diagonal Support
Wind Force
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Highway Worker Fatalities
Other18%
Vehicle EnteringWork Area
22%
Contractor Equipment41%
Traffic Crash19%
Source: Bureau of Labor Statistics
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Highway Equipment Related Fatalities
Worker on Foot
57%
Operators
35%
Passengers8%
Source: Bureau of Labor Statistics
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Striking Workers on Foot
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Component Parts of a Temporary Traffic Control Zone
Te
rmin
ation
A
rea
Ac
tivity
Are
a
Tra
ns
ition
A
rea
Ad
vance
Warn
ing
A
rea
Buffer Space
Work Space
Traffic Space
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High Visibility Clothing
• High visibility clothing refers to reflective garments that workers should wear whenever their work place contains hazards related to low visibility or when they work near vehicles or moving equipment
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Equipment & Vehicle Hazards
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Dumping Trucks
• Stay clear of dump trucks while they are dumping
• Trucks can become unstable with the boxes raised
• Watch for spillage out of the end gates
• If an end gate chain breaks, you could be covered in material
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Backing Equipment
• Have audible back-up alarms
• Have a spotter to direct the operator if visibility is restricted
• Keep adequate clearance behind the vehicle
• Always pay attention to backing equipment
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Loading Equipment
• Trailer secure and on a level surface
• Inspect the deck for debris, blocking or chains
• Have a spotter help properly align the equipment up the ramps
• Be sure equipment is properly secured
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Equipment Does Roll Over!
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Wear Your Seat Belt!
• When there is a roll-over hazard, there must be a seat belt
• Always wear the seat belt
• Only ride in the seat provided
• No riding in buckets, on fenders or on steps
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Poor Worker Positions
• This worker stepped into a trap
• This worker is out of the driver’s mirror view
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Pinned In/Under Equipment
• A truck driver was working between the frame and dump box of a dump truck
• The dump box dropped suddenly, crushing his head
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Maintenance Hazards
Workers under equipment that is insufficiently supported
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Materials Handling and Storage
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Stack and Store Materials Properly
• No more than 4:1 height to base ratio
• Secure all loads• Stack, block, and
interlock• Keep at least 6'
back from edges• Be prepared for
heavy weather
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Transporting & Unloading Material
• Pipes, stacks of material, etc., can roll off a truck when bindings are removed
• Unsecured material can fall from forklifts and other equipment
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Air Nailers
• Penetration checks must be made
• Safety’s must be operational
• All proper PPE must be worn
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Powder Actuated Tools
• Never load the tool until you are ready to use it
• Always insert the fastener before cocking the tool
• Never cock the tool against the hand or point the tool at anyone
• Always check penetrations and use proper loads
• Wear appropriate PPE
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Last, But NOT Least…Hard Hats
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Last, But NOT Least…Hard Hats
• Proper use– Brim forward– Suspension
adjustment in the rear• Care• Aged or damaged?
Remove from service.
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Incident FreeIncident Free
• Planning – Crane management/lift plans– Traffic Control/proper signage– Equipment movement operations
• Training – Working around cranes– Working in work zones and flagging
• Inspection– Proper crane & rigging inspection– Traffic control set up– Tools
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Incident FreeIncident Free• Oversight
– Overall crane operations– Work zone activities, equipment movement
and traffic control integration• Lessons learned
– Crane accidents– Struck-by’s by traffic– Equipment run-overs
• Re-evaluate – Post lift evaluations– Traffic control plans– Tool management