| # | Regulations |
|---|---|
| 1 | - 1910.66 App C - Reserved |
| # | Letters of Interpretation |
|---|---|
| 1 | - 1910.66 App C - Neither a waist nor chest strap is a required part of body harness. |
| 2 | - 1910.66 App C - Lanyards and vertical lifelines must meet breaking and tensile strength requirements. |
| 3 | - 1910.66 App C - Retract-A-Matic 6 Lifeline as it applies to personal fall arrest system. |
| 4 | - 1910.66 App C - Review of Rope Grab Knot. |