Building Construction
The function of king post in a king post roof truss is

To receive the ends of principal rafter
To prevent the walls from spreading outward
To prevent the tie beam from sagging at its centre
To support the frame work of the roof

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Building Construction
Two columns 50 cm × 50 cm and 60 cm × 60 cm carry 80 tonnes and 120 tonnes of loads respectively. The centre to centre distance between columns is 5.00 metres. The permissible bearing capacity of the soil is 20 t/m2. If the footing is not to project more than 25 cm beyond the outside of the smaller column, pick up the correct design parameters of the footing from the following:

Area of footing slab = 11.00 m2
All listed here
Distance of
G. of the loads from the smaller column = 3.00 m
The length of the foundation slab = 7.00 m

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