It is very good website to learn civil engineering in a way which you can never get it in text books or professors in engineering colleges. And it is in very very affordable price also. If we learn the same concept in any reputed coaching institute one should spend around 50k. Sir is available throught the day. I really wonder how a person could get such a great patiency. He would teach us from the scrap. very good opportunity one can get. I think it is a boon for civil engineers. Sir had sacrificed his career to help the poor. It is a good initiative