Construction technology

When it is required to use raft or mat foundation?
When the allowable soil pressure is low and the columns and the walls are so close or nearly touch each other.
When the allowable soil pressure is high and the columns and the walls are too far from each other
Which one of the following is not the type of shallow foundation?
Pad foundation
Strip foundation
Shaft foundation
Strap foundation
What is the benefits of using shallow foundation?
T can be used if bearing capacity of soil is high at shallow depth.
It has long columns go into the ground and offer reinforced support for a structure.
Is concrete grade 30 suitable for the construction of shallow foundation?
No
Yes
What are the materials use in construction of shallow foundation?
Formwork
Reinforcement
Rafter
Jamb
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