It is required by OSHA that a competent person perform inspections on rigging pieces
Rigging components are:
- Synthetic Nylon Straps
- Wire Rope
- Alloy Chain
Each of the rigging pieces listed above have criteria for removal from service and inspection. However, the most common types of rigging are wire rope and synthetic nylon straps. Both have very specific damage done to them, which would require they be removed from service.
- Wire Rope: Corrosion, Kinks, Bird Caging, Stretched or Crushed. This is not all the damage, for more information, please reference; CFR 1926.1413
- Nylon Straps: Rips, Cuts, Tears, Punctures, Pulled stitching
Nylon straps are not allowed in service with any of the damages listed above, despite the red, green or blue cord showing. This is colored cord is not to be an indication of continued use until it is seen.
When damaged pieces are found, it is good practice to immediately destroy them; or remove them from the work area in a secure location.
Periodically inspect wire rope slings for corrosion of the core but gently tapping it on a hard surface.
Those who are rigging materials must be a Qualified Rigger; This person has specific documented training and possesses all of the qualities as set forth by OSHA for a Qualified Person.
Rigging Safety Checklist
- Keep nylon straps stored in a location that protects it from sharp edges.
- Wire Ropes are a mechanical piece, and should be oiled or greased periodically.
- If a piece of rigging is shock loaded (a sudden start or stop), it should be removed from service immediately.
- All rigging must have an I.D tag with; Maximum load, Configurations of rigging, Manufacturer and identification number.