Question $1$: Wall Footing Design $(15\%)$

Design a wall footing to support the following conditions:

Wall Width: $400$ mm

Loads: Dead load $=500k\frac{N}{m},$ Live load $=400k\frac{N}{m}$

Footing Depth: $1\mathrm{.}2$ m below final grade

Material Properties:

Soil unit weight $=16k\frac{N}{m^3}$

Concrete unit weight $=24k\frac{N}{m^3}$

Allowable soil pressure $q_u=300k\frac{N}{m^2}$

Concrete compressive strength $f_c^{\text{'}}=28$MPa

Reinforcement yield strength $f_y=420$MPa

Assumptions:

Thickness of footing $=650mm$

Concrete cover $=85mm$

Reinforcement bar diameter $=19mm$

Question $2$: Column Footing Design $(20\%)$

Design a column footing for an interior column with the following properties:

Column Dimensions: $300mm600mm$

Loads: Dead load $P_D=1000kN,$ Live load $P_L=800kN$

Footing Depth: $1\mathrm{.}6$ m below final grade

Material Properties:

Soil unit weight $=16k\frac{N}{m^3}$

Concrete unit weight $=24k\frac{N}{m^3}$

Allowable soil pressure $q_u=220k\frac{N}{m^2}$

Concrete compressive strength $f_c^{\text{'}}=28$MPa

Reinforcement yield strength $f_y=420$MPa

Assumptions:

Thickness of footing $=560mm$

Concrete cover $=90mm$

Reinforcement bar diameter $=19mm$