AEC $459$

Spring $2024$ Online Excitement Version

Assignment $5$ Doubly Reinforced Sections

Rectangular section with compression steel. Determine the design moment strength of the sections given in the following table, knowing that $f^{\text{'}}c=4$ksi, fy $=60$ksi,and $d^{\text{'}}=2\mathrm{.}5in.$

$\backslash$table$[[$No$.$ b $($in$.)$ d $($in$.),$As $($in$.($:${?}^2\},$ in$.($:${?}^2\},,],[$a$,15,22\mathrm{.}5,$ no$.9$