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Calculation Example – Undamped free Vibration (Part A).
Calculate the Mass and the Stiffness matrix for the shear frame below. The mass is lumped at each level. The supports at end A,B are fixed . The columns are considered to have no mass. (Modulus of ela...
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France bans plastic cups, plates and cutlery starting in 2020
They must be replaced by ones made of 50% biologically-sourced materials, biodegradable and home-compostable They must be replaced by ones made of 50% biologically-sourced materials, biodegradable...
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Florida Sinkhole Leaks Hazardous Water Into Aquifer (Video)
Late last week, the Mosaic Company released a statement informing the people of Polk County, Florida that a sinkhole had formed on the grounds of a fertilizer plant they operate. They went on to say t...
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Lloyd’s building stands out in London: functionality and modern design
According to “TimeOut London”, Lloyd’s building is one of the most impressive buildings in London. It is an office building and the home of the insurance institution Lloyd’s of London. Its constructio...
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An under construction underground parking structure collapses in Tel Aviv: 2 people dead
On Monday, 5th of September 2016, a structure collapsed causing the death of two people. The accident occurred in Tel Aviv, Israel and for days, rescuers had been trying to save people, who are trappe...
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Champ Landfill will pay $1.6 million to improve air quality, after settlement with EPA
The measures to be taken are designed to minimize odors and air emissions from the landfill The measures to be taken are designed to minimize odors and air emissions from the landfill Champ Landfi...
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China’s Zhangjiajie bridge of glass now closed… 13 days after the grand opening!
Three months ago, we wrote about the progress of construction of China’s Record- Breaking Glass Bridge. This bridge opened to the public on August 20th attracting many visitors, but thirteen days late...
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Oklahoma Experiences Largest Earthquake on Record
On Saturday, September 3rd, an earthquake struck northern Oklahoma at around 7 am. The quake was also felt accross Kansas, Missouri, Arkansas, and Texas. The epicenter was determined to be near Pawnee...
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Banja Dam in Albania opens its spillway for the first time (video)
A drone captured an incredible view of the floodgates opening A drone captured an incredible view of the floodgates opening In 2013, the Albanian company Devoll Hydropower began working on three n...
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Travel back in time to the San Francisco of the 1800s!
Two developers incorporated 13,000 old photos into an interactive map of the city Two developers incorporated 13,000 old photos into an interactive map of the city A really interesting project, c...
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