wear, or is cracked
or pitted, remove it
from service
Non-alloy repair
links can not be
used Office of Training & Education
24
Wire Rope Slings
Used to hoist materials
Selection considerations:
strength
ability to bend without
cracking
ability to withstand abrasive
wear
ability to withstand abuse
Wire rope
Strand
Center
Wire
Core Office of Training & Education
25
Wire Rope Slings
Eye Splices
Eye splices made in any wire rope
must have at least three full tucks Office of Training & Education
26
Cover or blunt protruding ends of strands
Protruding Ends Office of Training & Education
27
Wire Rope Clips
When using U-bolt
wire rope clips to
form eyes, ensure
the "U" section is in
contact with the
dead end of the
rope
This is the correct method
Dead End Office of Training & Education
28
Lubrication
Regularly lubricate ropes and chains Office of Training & Education
29
Wire Rope Slings
Remove From Service
If these happen, remove the wire rope sling from service
Crushing
Kinking
Bird Caging Office of Training & Education
30
Mark or code to show: Name or trademark
of manufacturer Rated capacities for
the type of hitch Type of material
Synthetic Web Sling
Markings Office of Training & Education
31
Fittings must be: At least as strong
as that of the sling Free of sharp
edges that could
damage the
webbing
Synthetic Web Slings
Fittings Office of Training & Education
32
Stitching is the only method allowed to attach end
fittings to webbing, or to form eyes
Synthetic Web Sling
Stitching
Stitching Office of Training & Education
33
Remove from service if any
of these are present: Acid or caustic burns Melting or charring of
any part Snags, punctures, tears
or cuts Broken or worn stitches Distortion of fittings
Synthetic Web Slings -
Remove from Service
Heat Damage Office of Training & Education
34
Storing Materials
Secure materials stored in tiers
by stacking, racking, blocking,
or interlocking to prevent
them from falling
Post safe load limits of floors
Keep aisles and passageways
clear Office of Training & Education
35
Storing Materials
Dont store noncompatible
materials together
In buildings under
construction, dont place
stored materials within 6
feet of a hoistway or floor
opening Office of Training & Education
36
Employees who work
on stored materials in
silos, hoppers, or
tanks, must be
equipped with lifelines
and harnesses
Fall Protection Office of Training & Education
37
Stack bricks in a manner
that will keep them from
falling
Do not stack them more
than 7 feet high
Taper back a loose brick
stack after it is 4 feet high
Brick Storage Office of Training & Education
38
Lumber
Remove nails before
stacking
Stack on sills
Stack lumber so that it is
stable and self supporting Office of Training & Education
39
Housekeeping
Keep storage areas free from accumulated materials
that cause tripping, fires, or explosions, or that may
contribute to harboring rats and pests Office of Training & Education
40
Disposal of Waste Materials
Use an enclosed chute
when you drop material
more than 20 feet
outside of a building
If you drop debris
through holes in the
floor without chutes,
enclose the drop area
with barricades Office of Training & Education
41
Disposal of Scrap and
Flammable Materials
Remove all scrap lumber, waste
material, and rubbish from the
immediate work area as work
progresses
Keep all solvent waste, oily rags,
and flammable liquids in fire
resistant covered containers until
removed from worksite Office of Training & Education
42
Disposal of Demolition Materials
Removal of materials through floor openings
Openings must be less
than 25 percent of the
whole floor
Floors weakened or
made unsafe by
demolition must be
shored so they can
safely carry the
demolition load Office of Training & Education
43
Summary
Manually handling materials When lifting objects, lift with your legs, keep your
back straight, do not twist, and use handling aids
Using cranes, forklifts, and slings to move materials Watch for potential struck by and crushed by
dangers For slings, check their load capacity, inspect them,
and remove them from service when they display
signs of stress or wear
Also - Keep work areas free from debris and materials Store materials safely to avoid struck by/crushed
by hazards