**You're looking at the BEATING HEART of the power grid being built. This process is absolutely mesmerizing.** br br Get a front-row, first-person seat hundreds of feet in the air to witness a crucial step in building our infrastructure. This video shows a massive pulley block (or sheave) being used to smoothly guide a running board, which in turn strings brand new, heavy-duty electrical conductors across a huge valley. It's a hypnotic display of power, precision, and incredible modern engineering. br br This is the unseen work that keeps your lights on. br br 👇 **What piece of engineering amazes you the most? Let us know in the comments!** br br 🔔 **SUBSCRIBE for more incredible engineering and construction footage!** br 👍 **LIKE the video if you found this process satisfying!** br br -------------------- br #Engineering #Satisfying #Construction #HeavyMachinery #Lineman #PowerGrid #HowItsMade #OddlySatisfying #Technology #MegaConstruction br br Check out our other videos and subscribe to our channel for more.