What is the main purpose of bridge?

Related questions

1. What is the strongest truss bridge design?
2. What is the strongest type of bridge?
3. Why is a signature bridge important?
4. Which truss bridge can hold the most weight?
5. How do you get your signature on a bridge?
6. Who built signature bridge?
7. What is the purpose of a movable bridge?
8. What is the principle of hydraulic bridge?
9. Why is it called a bridge?
10. Which bridge can hold the most weight?

Tags

1. #something
2. #usually
3. #physical
4. #water
5. #passage
6. #constructed
7. #cross
8. #structure
9. #obstacle
10. #underneath
11. #without
12. #purpose
13. #closing
14. #detrimental
15. #bridge
16. #providing
17. #built
18. #otherwise
19. #valley