Electricity Today T&D Magazine

1. PERSONAL FALL ARREST SYSTEMS

(A) GENERAL TEST CONDITIONS

Lifelines, lanyards, and deceleration devices should be attached to an anchorage and connected to the body-belt or body harness in the same manner as they would be when used to protect employees, except that lanyards should be tested only when connected directly to the anchorage, and not when connected to a lifeline.
The anchorage should be rigid, and should not have a deflection greater than .04 inches (1 cm) when a force of 2,250 pounds (10.01 Kn) is applied.
The frequency response of the load measuring instrumentation should be 100 Hz.
...

If you wanted to create a recipe for disaster, the beginning of the 2021 wildfire season would be a good place to start. Nearly 90% of the western U.S. is suffering through extreme drought. The snowpack set new low levels there as well. A record-breaking heatwave steamrolled the Pacific Northwest with extreme temperatures hitting 116 °F in Portland. Mix all of this together, and you get a tinderbox ready to explode.
The last decade has been brutal as wildfires have raged across the West, Southwest, and Southern states. According to the National Interagency Fire Center, 2021 is shaping up to...