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WorksheetsDay 110-Jan 20-Worksheet-Diploma-Deep foundation
Total questions: 15
Worksheet time: 8mins
A foundation is termed as deep foundation when:
Depth < width
Depth = width
Depth ≥ width
Depth ≤ 2 × width
Which pile is MOST suitable for black cotton soil?
Franki pile
Vibro pile
Under-reamed pile
Sand pile
Which pile uses a collapsible steel mandrel during construction?
Simplex pile
Raymond standard pile
Franki pile
Pressure pile
Mushroom-shaped enlargement at the base is a characteristic feature of:
Raymond pile
Mac-Arthur pile
Franki pile
Swage pile
Which pile is preferred in congested urban areas due to no vibration and noise?
Vibro pile
Franki pile
Pedestal pile
Pressure pile
Which pile is provided to resist horizontal and inclined forces?
Friction pile
Fender pile
Batter pile
Tension pile
Sand piles are load-bearing piles used to transmit structural loads to deeper strata.
True
False
The diameter of an under-reamed pile bulb is usually 2 to 3 times the pile diameter.
True
False
Assertion (A): Under-reamed piles are widely used in expansive soils. Reason (R): The bulbs at the base increase bearing capacity and reduce uplift.
Both A and R are true and R is the correct explanation
Both A and R are true but R is not the correct explanation
A is true but R is false
A is false but R is true
Piles that do not directly carry load but strengthen soil are called (a) piles.
Timber pile length shall not exceed (a) times its top width.
H-piles, box piles and tube piles are categories of (a) piles.
A Raymond step-taper pile increases diameter by (a) mm for each shell section.
Under-reamed piles were developed by (a) .
Piles used to protect waterfront structures from ship impact are called (a) piles.
