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Brighton Chain Pier, 1830s
Menai Strait Suspension Bridge, 1826
Britannia Tubular Bridge
John A. Roebling
“storms are unquestionably the greatest enemies of suspension bridges.” --John Roebling 1841
What made the Niagara Bridge work for railway traffic? “Weight, Girders, Trusses, and Stays” --John Roebling, Final Report (1855)
--Robert Stephenson to John Roebling “If your bridge succeeds, mine is a magnificent blunder”
Cincinnati- Covington (Ohio River) Bridge
Brooklyn Bridge, 1883
Williamsburg Bridge, 1903
Ben Franklin Bridge
Thousand Islands Bridge
Deer Isle Bridge
Tacoma Narrows Bridge
Lessons Learned wind is the enemy of suspension bridges unstiffened decks are vulnerable to the wind
Tacoma Narrows Bridge
Mackinac Straits Bridge
Akashi Kaikyo Bridge
“Progress, far from consisting in change, depends on retentiveness....
“Those who cannot remember the past are condemned to repeat it.” --George Santayana
Dee Bridge, 1847
Tay Bridge, 1879
Milford Haven Bridge
A major failure every 30 years Dee Bridge, trussed girder Tay Bridge, truss Quebec Bridge, cantilever Tacoma Narrows Bridge, suspension Milford Haven Bridge, steel box girder 2000 –London Millennium Bridge, pedestrian ?
Dong Ting Lake Bridge
Building Bridges. Physics of Bridge Building Three basic types –Span: simplest form – beam supported on vertical supports. Also truss bridge, cantilever.
Bridges. Important Words Span: the distance between two bridge supports (column, tower, canyon walls…) Abutment: a. The part of a structure that bears.
Project-Based Learning: Bridge Building and Design Photo by: Doug Porter.
1. By Dr. Attaullah Shah Swedish College of Engineering and Technology Wah Cantt. CE-407 Lec-04 Structural Engineering Bridges-II ( ACI.
OUR CYBER FUTURE Learning from our EW past 16 April 2012© BAE Systems Australia 2012 BAE Systems Kim Scott, Director - Land & Integrated Systems Presentation.
Lesson 4-4 Example Example 1 1.Change each decimal to a fraction. Order, 0.5,, and –0.8 from least to greatest. Graph the numbers on a number line.
Career opportunity You are a proud junior member of Bridging the gap an up and coming engineering firm. You have been commissioned to approve the construction.
What is a Bridge? A Structure across an obstacle to allow safe passage.
Believe in yourself And you can do unbelievable things. In order to succeed, Your desire to succeed should be greater than your fear of failure. Our greatest.
Introduction to Bridge Building A look at the history and structuring of bridges.
Working Safety Staying in the Boat. Working Safety Some thoughts to get you started...
Practice Problems: The Composition of Functions Work problems on your own first. Then check with answers in the following slides. If the answers don’t.
Mass vs Weight Whats the Difference?. Mass Mass is a measure of how much matter is in an object. Do you remember what matter is? Stuff.
Replacement of the Queens Approach Bronx-Whitestone Bridge Risk Assessment 1 Bridges & Tunnels.
An example of an outstanding Maths lesson at SRS Used during Inspection week 2013.
London as the beauty of England. *England- London *Scotland- Edinburgh *Wales- Cardiff *Northern Ireland- Belfast.
Critical Thinking: de Bonos 6-Hat strategy. Those who know how to think need no teachers. Mahatma Gandhi "If everyone is thinking the same way, nobody.
Kinetic and Potential Energy There are two different states of energy. The two states are called kinetic energy and potential energy.
Read the text about London London, is the capital of Great Britain. It's a very big city. London is situated on the river Thames. The Thames is the deepest.
6 Secrets to a Powerful Life 1. Know Your Goal Define what is important in life. A. Write it out in a simple phrase B. Make it as specific as possible.
How do you know if you or someone you know needs tutoring? Are your grades dropping? Is your homework getting harder to do? Do you have extreme test anxiety?
Properties of Addition Lesson 1-4 Three Properties of Addition 1.Commutative 2.Associative 3.Identity.
Gov Day One Attributes of effective citizens. Since you were in elementary school, you have been required to take classes to ensure that when you graduate,
Words to Live By: Inspiring Quotes from Inspiring People Compiled and submitted by Christopher Brooks, RA Ohio Wesleyan University.
What do you think our generation will be remembered For? We believe that our generation will be remembered for its leadership. This is because as teenagers.
Rocks and Fossil Fuels. Think about rocks. What do rocks look like?
Building your curriculum A Broad General Education.
Multiplying three brackets This PowerPoint presentation demonstrates how to multiply out three brackets “in your head”, without going through the step.
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