2015-07-21
454
I. Answer the following questions:
1. How did the method of sinking the foundations work?
2. What was the reason for making spans longer?
3. Who set a new pattern for covered bridges in the United States? What was it?
4. Why is it necessary to know stresses in trusses? Who was the first to analyze it?
5. How is lateral stiffness achieved?
6. How can you prove that Niagara Bridge confounded nearly all the engineering judgment of the day?
