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Currently Playing: The Explosion that Changed the Pipeline Industry

Check out https://sendcutsend.com/efficientengineer/ to get custom parts delivered in just a few days. ---- On September 9, 2010, a pipeline exploded in a residential neighborhood in San Bruno, California, killing 8 people and causing huge amounts of destruction. This video explores fracture mechanics - the main tool engineers use to predict and prevent this type of failure. ---- Chapters: 00:00 - The San Bruno Pipeline Explosion 01:44 - Why Cracks are Dangerous 03:21 - The Stress Intensity Factor 06:32 - Fracture Toughness 08:41 - Bridge Analysis 09:44 - More Advanced Fracture Mechanics Methods 10:50 - Crack Growth and Paris' Law 13:20 - The Damage Tolerance Approach 15:25 - Fracture Mechanics in the Pipeline Industry 16:36 - What Happened at San Bruno? 19:14 - SendCutSend ---- Attribution: Aerial imagery from the USDA National Agriculture Imagery Program (NAIP), distributed by the U.S. Geological Survey. Satellite imagery from the Sentinel-2 satellite 3d models: "Burned-out Cars" (https://skfb.ly/6QTEM) by Renafox is licensed under Creative Commons Attribution (http://creativecommons.org/licenses/by/4.0/). "car burned in the fire old car" (https://skfb.ly/oToB9) and "car burned in the fire old car samand" (https://skfb.ly/oToBt) by Mehdi Shahsavan is licensed under Creative Commons Attribution (http://creativecommons.org/licenses/by/4.0/). "Free Burned Police Cars" (https://skfb.ly/6STL6) by Renafox is licensed under Creative Commons Attribution (http://creativecommons.org/licenses/by/4.0/).