Please Solve Determine the preliminary structure plan for a $2-$story retail store steel structure building, which has a

rectangular floor plan of $180$ ft x $50$ ft $.$ The floor$-$to$-$floor heights for the building will be $13$ ft $.$ Answer the

following questions:

a$.$ Do you plan to have a shear wall $($vertical interior

braces$)?$ Why?

b$.$ How many columns do you plan to have?

c$.$ Determine the type of structure size: Modest,

Moderate, or Large size structure?

d$.$ Determine the depths of beams required.

Answer the following for an office building to be constructed in the location where no lateral load is expected$)$ as

shown in the figure below. The building has $6$ stories and a roof. The floor$-$to$-$floor height between $1$ st and $2$ nd

stories is $20$ ft$.$ with $12$ ft$.$ for the upper floors. $(50$ Points$)$

a$.$ Divide into segments for a reasonable floor plan so that the ratio is $1$:$3.$ Try to have as few segments as

possible.

b$.$ How many columns do you plan to have?

c$.$ Determine the type of structure size: Modest,

Moderate, or Large size structure?

d$.$ Determine the column size, slab thickness, & beam

sizes.