Fall Restraint vs Fall Arrest. Restraint eliminates a potential fall at the eaves. You can't adjust the lifeline and carry the Zip panels. This is built into the safety rules we have to follow. Falling uphill though the bays doesn't happen statistically, nor at the raked edge unless walking backwards. Don't walk backwards. . The best safety rules and gear doesn't guarantee zero injuries. It's like seat belts or airbags. We still drive defensively and avoid distractions. This is a 7-12, but slope