Problem #$1(65$ pts$)$

a$-$ For the beam shown below, determine the smallest practical rectangular section $($without compression steel$)$ to be used.

$(40$ pts$)$

b$-$ Design for longitudinal$/$flexural reinforcement

$(20$pts$)$

c$-$ Draw the details of the designed cross section.

$(5$ pts$)$

Use $f_c=4$ksi and $f_y=60$ksi. The dead load does not include self$-$weight.

Use $=\frac{0\mathrm{.}18f_c^{\text{'}}}{f_y}$