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ENGINEERING LESSONS: EPISODE 22 - OPTIMIZED LIVE LOADED VIADUCT BRIDGES

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  OPTIMIZED LIVE LOADED VIADUCT BRIDGES In the Present state of the art, a Bridge Engineer usually optimize the design component in four ways. This article will discuss about the possibility to optimize the design loads with  Effective Live Load Concept. Problem Statement: Criteria 1: The vehicle volume in the road is majorly classified into two types namely passenger vehicle segment & commercial vehicle segment. Around 90% of vehicles on road are passenger vehicle segment and only 10% of the vehicle is under commercial vehicle segment. Commercial vehicles are higher weight compared to passenger vehicles. But a Bridge Engineer is pulled to compulsion in designing the bridge for the governing vehicle load that is a commercial vehicle, even though their volume is less compared to a passenger vehicle. As per Indian scenario, IRC Class AA & A are far higher than the normal vehicles. Criteria 2: In a densely populated city there will be always an alternative route to r...
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HEALTH : EPISODE 2 - ULTRA MIND

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 EPISODE 2 - ULTRA MIND This Episode discusses about how effectively we can utilize the Alfa Brain, in our day to day life. The method is one of the well known method practiced around 60 years, Thou we have a more historical heritage methods available for centuries in India. This one is available in audio/video version and explained in simple words, so it is added to kick start the series.  01 - The Amazing Power of Your Mind 02 - A Special Level of Mind 03 - The Importance of Mental Housecleaning 04 - Achieving Your Goals with the Mental Techniques 05 - Powerful Problem-Solving Techniques at Work 06 - Powerful Problem-Solving Techniques at Home 07 - Mental Discipline - How to Be More Like a Genius 08 - Using Your Mind to Improve Your Health 09 - Gaining Habit Control with the Mirror of the Mind 10 - Creating Your Own Mental Laboratory 11 - Discovering Your Ability for Clairvoyance and ESP 12 - Glimpses of a Future 13 - Alpha Reinforcement Exercise  ...
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ENGINEERING LESSONS: EPISODE 21 DWARKA EXPRESSWAY GIRDER COLLAPSED

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EPISODE 21: REPORT ON DWARKA EXPRESSWAY GIRDER COLLAPSED  Dwarka Expressway way, Package 3 bridge collapse 28/03/2021 Contractor: LNT,   Engineer: AECOM, CEG Video:  https://www.youtube.com/watch?v=mKB4fr15IEI As per VK Raina Report: Inspection of the Collapsed Spans of decks of Dwarka Gurgaon Bridge one almost fully prestressed and the other ready on hooks about to be prestressed.  Its observed that the Concrete surface at the bottoms of 2 segments was  of very  poor quality and fully honey combed, which got progressively Crushed in a matter of a  minutes. The soffit commenced crushing, progressively reducing the effective compression  section  area that in turn commenced  folding (upwards) , cracking open the top of top slab in Flexural Tension and the speeding and continuous reduction of effective section progressively Crushed the soffit,  this 1st Plastic Hinge would  Rotate fast enough not allowing the 2nd distr...
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