1.5 Why is the United States experiencing an infrastructure crisis?
The reasons why the United States is going through an infrastructure crisis involves in two
main aspects. At first, almost all infrastructures were built decades
1. Between which stations in Figure 4.2 will material be removed (cut) in order to build the
new road prole? Between which stations will ll be required ?
Station 4+00 will need to be cut for building new profile; the stations betw
1. Research about The First Tacoma Narrows Bridge and answer the following questions:
a. What was the primary engineering cause of the bridge collapse?
The designer did not take fully account into aerodynamic forces and testing the brid
1. Read Is there a limit to how tall buildings can get and answer the following questions:
a. What are the main factors affecting how tall buildings can get?
The main factors can be concluded from 5 aspects:
1. Using the design criteria studied in class, design a 4-story building of 180 feet by 120 feet area and
determine the following framing structures:
a. Length and dimension of the corrugated steel decking.
b. Depth of concrete tipping installed on top of