1. Oral Presentation Universidad Simón Bolívar- Sede Sartenejas Departamento de Diseño, Arquitectura y Artes Pláticas Ingles para arquitectos y urbanista II Torres Luis 06-40382 Rondon Alejandro 08-10999

2. Arch Structure capable of spanning a space while supporting significant weight. Systematic use started with the Ancient Romans. The arch became an important technique in cathedral building and is still used today in some modern structures such as bridges.

3. History The arch appeared in Mesopotamia, Indus Valley civilization, Egypt, Assyria,Etruria Were known by a number ofcivilizations in the Ancient Near East, the Levant, and Mexico buttheir use was infrequent and mostly confined to underground structures The ancient Romans learned the arch from the Greeks and Etruscans. refined it and were the first builders to tap its full potential for above ground buildings They also introduced the triumphal arch as a military monument. Advantages of the arch, the vault and the dome.

4. Construction

5. round arch

6. segmentalarch

7. equilateralpointedarch

8. horseshoearch

9. Tudor arch

10. catenaryarch

11. ogeearch

12. Technicalaspects

13. Othertypes blindarch dome

14. natural arches triumphalarch

15. vault

16. Bibliography http://www.search.com/reference/Arch http://www.buffaloah.com/a/DCTNRY/o/ogeeMt.JPG http://www.builderbill-diy-help.com/image-files/equiateral-arch.jpg http://id2125cl.pbworks.com/f/arch.pdf