PROBLEM $2$: A simple span one way slab is to carry a

uniformly distributed live load of $16$kPa. The span is $3m$

$($center to center of supports$).$ Use $Pc=21$MPa and $fy=$

$345$MPa. $($Use NSCP $2015)$

a$.$ Determine the required steel ratio of the main rebar.

b$.$ Determine spacing of $12mm$ diameter main rebar as per

the code.

c$.$ Determine spacing of $10mm$ diameter temperature rebar

as per the code.