Concrete and Masonry Construction 29 CFR 1926, Subpart Q General overview of the OSHA regulation Definitions General • • • • requirements Load placement Impalement hazards Post-tensioning operations Concrete buckets Hazards of working.
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Transcript Concrete and Masonry Construction 29 CFR 1926, Subpart Q General overview of the OSHA regulation Definitions General • • • • requirements Load placement Impalement hazards Post-tensioning operations Concrete buckets Hazards of working.
Concrete and
Masonry Construction
29 CFR 1926, Subpart Q
General overview of the
OSHA regulation
Definitions
General
•
•
•
•
requirements
Load placement
Impalement hazards
Post-tensioning operations
Concrete buckets
Hazards
of working with
concrete
1a
Equipment and Tools
Bulk
cement storage
• Lockout/Tagout
Concrete
mixers
Power concrete trowels
Concrete buggies
2a
Equipment and Tools
Concrete
pumping systems
Tremies
Bull
floats
Masonry Saws
2b
Cast-in-place concrete
requirements
General
requirements for
formwork
• Support without failure
• Drawings and plans
3a
Cast-in-place concrete
requirements
Shoring
and reshoring
• Inspection of equipment
• Damaged equipment strength
requirement
• Inspection of
erected
equipment
3b
Cast-in-place concrete
requirements
Shoring
and reshoring
• Strength requirements after
erection
• Firm contact and security
• Eccentric loads
• Tiered single
post shores
• Reshoring
requirements
3c
Cast-in-place concrete
requirements
Vertical
slip forms
• Rods and pipes
• Form design
• Scaffold work
3d
Cast-in-place concrete
requirements
Vertical
slip forms
• Jacks, vertical support, and rated
capacity
• Holding devices
• Form structure
• Rate of lift
3e
Cast-in-place concrete
requirements
Reinforcing
steel
• Rebar support
• Rolled wire mesh
3f
Cast-in-place concrete
requirements
Formwork
removal
• Conditions for removal
• Reshoring removal
3g
Precast concrete
Adequate
Lifting
support
inserts
Employee
safety
4a
Lift-slab Operations
Professional
design and plan
• Detailed instructions and sketches
• Lateral stability
5a
Lift-slab Operations
Jacking
equipment
• Load and overload
• Equipment includes
Protection
of employees
5b
Masonry construction
requirements
Limited
•
•
•
•
access zone requirements
Dimensions
Placement
Restricted area
Requirements for
removing
6a