Truck Drawing 12 * Truck Considerations 13 * Testing Rig Drawing 16 * Testing Rig Considerations 17 Background Research Information 18 * Four Factors Distinguishing all Types of Bridge Structure 18 Exploration of Bridge Structures 20 * Types of Span 20 * Materials 21 * Three Travel Surface Configurations 22 * The Different Structural Types 23 * The Different Types of Trusses 30 Initial Conceptual
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“BROOKLYN BRIDGE” The Brooklyn Bridge’s construction is one of the great achievements in United States history and helped pave the way for New York City’s rapid expansion in the 19th and 20th centuries. It was an undertaking that required extraordinary effort‚ sacrifice and ingenuity by its designers as well as its builders to complete. Its completion was a feat of engineering that was unmatched in its time: it was the longest suspension bridge – the first to use steel-wire – and dominated the New
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railway bridges because it made good use of iron. The Pratt has many variations‚ most with their own unique name. For instance‚ the Baltimore‚ Pennsylvania‚ and the Parker are all based off the Pratt. Pratt Truss How the forces are spread out Here are two diagrams showing how the forces are spread out when the Pratt Truss is under a load. The first shows the load being applied across the entire top of the bridge. The second shows a localized load in the center of the bridge. In both
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The Bridge: Synopsis In 1970‚ Antonello is 22 years old and recently married. He has been working on the Westgate Bridge for almost 2 years and loves his job. Like many of his workmates‚ Antonello is proud of the bridge. He believes it is going to be more spectacular than the Sydney Harbour Bridge‚ that it is going to bring the city together and that they‚ the bridge builders‚ will be remembered for years to come. On the 15th October 1970 the Westgate Bridge collapses during construction and thirty-five
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decided to trespass on to California’s highest bridge‚ and take a selfie. In the process of taking a selfie‚ the unidentified woman accidentally fell sixty feet of the Foresthill Bridge‚ landing on a trail below. Paul Goncharuk‚ a friend says “they we’re taking a picture on the bridge‚ and then the big bolts that are holding the beams together‚ she stepped on them kind of weirdly and lost balance and fell backwards”. The Foresthill bridge is the highest bridge in the state of California‚ and measures to
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The Brooklyn Bridge The Brooklyn Bridge‚ originally known as the East River Bridge‚ is a bridge in New York City that spans over the East River. It is one of the oldest suspension bridges in the United States. This is the only bridge that connects the borough of Brooklyn to its sister‚ Manhattan. This bridge‚ with a huge span of 486.3m‚ was the longest suspension bridge in the world until 1903. Not only was it the longest‚ but it was the very first steel-wire suspension bridge in America.
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What factors affect the bending of bridges? Abstract: This experiment was designed and conducted to find out how different factors affect the amount of bending of the beam. The two variables that were tested were the amounts of weight and the position of the weight on the plank. Aim: To find out how weight and different placements of the weight affect the bending of the beam. Hypothesis: It is predicted that the wood will bend more if there is more weight on it. When the weight is positioned
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2/4/2013 Bridge improvements Building a bridge was trial and error. This is not something you can do over night. When building the bridge I have to focus on the structure‚ details and actually putting it together right. The structure of my frame I made with the thicker wood‚ but it should have been placed different. Looking at the data from testing other bridges‚ the bridges who double bonded their wood at the bottom last a lot longer that the one piece of wood. My bridge failed when one
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teacher from Boston‚ works with Ruby since none of the regular teachers will have anything to do with her. Through the hard work of the people who told Ruby to attend the white school and through the determination of Ruby‚ Miss Henry‚ and Mr. and Mrs. Bridges‚ Ruby overcame discrimination‚ racism‚ prejudice‚ stereotyping‚ and educational equalities. The discrimination Ruby faced went entering the schools everyday was horrible. The protesters yelled mean and very hurtful things at her. Discrimination
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London Bridge The London Bridge is probably the most famous bridge ever built. After being in songs and being rebuilt a number of times the London Bridge is also one of the oldest bridges. The first London Bridge was built by Romans sometime after 43 AD and some of its wooden remains have been uncovered on the north side of the river. During its life the wooden structure was renewed several times‚ and it was probably to this earliest bridge that the nursery rhyme ‘London Bridge is falling
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