Rigging Hazard Awareness. Between the trolley hook and the load is RIGGING Ropes, Slings, Chains Slings inspected daily Proper storage when not in use Suitable protection of rigging when in use (items with sharp corners, etc..). Rules for Rigging Safety. Know the weight of the load
Hand Tucked Eye Splice
Swaged Forged Eye
Illegal Pig Tail
D - is diameter around which sling is bent.
d - is diameter of the sling.
part of the sling surface
Round Pin Anchor Shackle
Bolt Type Anchor Shackle
Screw Pin Anchor Shackle
Never replace a shackle pin with a bolt.
The load will bend the bolt.
Proper chocking of shackles.
Avoid eccentric loads.
Check cracks, bending and twisting
Check wear and straightness
Pin always seated
Check opening width
Hooks are designed to apply the load at the bottom of the saddle.
Check for Wear and Deformation
Signs of “Opening Up”
Check for Cracks and Twisting
Check that Hook is Not Twisted
Check for Wear and Cracks
Approximately 70%-80% of a straight pull
90° basket hitch is approximately twice the capacity of a straight pull
Note: A good operating practice is to keep sling angles from going below 60 degrees
Load Number of legs) X (L H) = Load each sling leg
The longer set of sling legs (B) will improve load stability