1. Structural Engineering and Bridges An Introduction to Fun

2. What is Engineering? Apply Math and Science to Solve a Problem Apply Math and Science to Solve a Problem Design – Create with what you have Design – Create with what you have Service to Society Service to Society

3. What are the major areas? Electrical ------- cell phones, stereos Electrical ------- cell phones, stereos Computer ------ video games, hardware Computer ------ video games, hardware Mechanical ----- cars, robots, A/C Mechanical ----- cars, robots, A/C Biomedical ----- artificial limbs, hearts Biomedical ----- artificial limbs, hearts Chemical ------- shampoo, drugs Chemical ------- shampoo, drugs And one more- the best type! And one more- the best type!

4. Civil Engineering Transportation Transportation Environmental Environmental Structural Structural

5. What do Structural Engineers do? Make an Architect’s design work Make an Architect’s design work Conserve resources and money Conserve resources and money Make structures safe Make structures safe

6. Hopefully Not This!! http://www.civeng.carleton.ca/Exhibits/Tacoma_Narrows/

7. Challenges of the Future Limited resources Limited resources Expanding population --- where do we put everyone? Expanding population --- where do we put everyone? Environmental concerns Environmental concerns

8. More Challenges of the Future Better earthquake - resistant structures Better earthquake - resistant structures Building with new materials Building with new materials

9. Different Types of Bridges Concrete/Steel Box Girder Concrete/Steel Box Girder http://www.bridgesite.com/bridgephoto.htm

10. Suspension Suspension Different Types of Bridges http://www.bridgesite.com/bridgephoto.htm

11. Different Types of Bridges Cable-Stay Cable-Stay http://www.bridgesite.com/bridgephoto.htm

12. Different Types of Bridges Arch Arch http://www.bridgesite.com/bridgephoto.htm

13. Different Types of Bridges Truss Truss http://www.bridgesite.com/bridgephoto.htm

14. Which type should I choose? Span length Span length Long (Cable-Stay or Suspension) Long (Cable-Stay or Suspension) Short- Medium (Truss or Box Girder) Short- Medium (Truss or Box Girder) No piers (Arch) No piers (Arch) COST!!! COST!!!

15. Parts of the Truss Bridge http://bridgecontest.usma.edu/manual.htm.

16. Parts of the Truss Bridge http://bridgecontest.usma.edu/manual.htm.

17. Other Bridge Parts http://bridgecontest.usma.edu/manual.htm.

18. Members of a Truss Bridge http://bridgecontest.usma.edu/manual.htm.

19. Famous Structural Engineering in St. Louis

20. Famous Structural Engineering Elsewhere http://www.greatbuildings.com/buildings.html