Perché ci sono delle pietre sui binari e a cosa servono?

The stones on railway tracks, which we often see without realizing their purpose, are more essential than we think. But why are there stones along the tracks? In this video, we explore the role of ballast and its essential contribution to the operation and safety of trains. We'll explain their main functions, from track stabilization to vibration management, and dispel some myths, such as the idea that they only serve to block weed growth. In reality, these small stones ensure the safety and durability of railway lines. 00:00 Why are there stones on the tracks? 00:25 How is railway ballast made? 01:10 What stones are used? Their characteristics. 02:03 What is ballast used for? The 4 Functions of Ballast 03:21 The Role of Ballast in Heat Absorption and Track Safety 03:40 Railway Ballast Requires Continuous Maintenance 03:57 Alternatives to Ballast: Some Examples OUR RECOMMENDED VIDEOS:    • Come si stabiliscono gli orari dei treni e...      • Transiberiana: come è stata costruita la f...   CREDIT: Frank Vincentz (Wikimedia Commons) Geogast (Wikimedia Commons) MHM55 (Wikimedia Commons) #geopop #track #railway