Assignment $3$ Due $16/05/2409hrs.$

Q$1)$ esign the Timb floor joist for a Domestic dwelling using Timber

str hgth C$22$ with th following data.

a$)$ th joists are spaceo at $40$

$mm$ centres;

b$)$ the "eor has an effective pan of $3\mathrm{.}8m$;

c$)$ the fhe ing is tongue a groove boarding with a self$-$weight of $0\mathrm{.}1k\frac{N}{m^2}$;

d$)$ the ceilting

Q$2)$ Design a timber column of effective length $2\mathrm{.}8m,$ capable of resisting the

following loading:

$($i$)$ medium term axial load of $37\mathrm{.}5kN$

$($ii$)$ long term axial load of $30kN$ and a bending moment of $300kNmm.$