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Types of Pile Foundations in Construction

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Types of Pile Foundations in Construction

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Questions and Answers

What is the main function of sheet piles in construction?

Provide lateral support (correct)

Provide vertical support

Increase the bearing capacity of the soil

Transfer vertical loads

Which type of pile foundation is used to transfer vertical loads from the structure to the soil?

Timber Piles

Composite Piles

Sheet Piles

Load Bearing Piles (correct)

For which purpose are Load Bearing Piles mainly used?

Protection from river bank erosion

Provide lateral support

Increase soil bearing capacity

Transfer vertical loads (correct)

What is the function of Friction Piles in a pile foundation?

Increase soil bearing capacity Signup and view all the answers

Which type of pile foundation is specifically used for constructing retaining walls?

Sheet Piles Signup and view all the answers

What advantage do steel piles have over other piles?

Easy to install Signup and view all the answers

Why can steel piles penetrate through hard layers of soil?

Less cross-sectional area Signup and view all the answers

What is a disadvantage of steel piles?

Prone to corrosion Signup and view all the answers

What is the main advantage of composite piles?

Economical due to combining material qualities Signup and view all the answers

What does a spread footing do in a structure?

Transmits and distributes the load to the soil beneath the structure Signup and view all the answers

What is the purpose of a combined footing?

Utilizes properties of different footings in a single footing for specific structural requirements Signup and view all the answers

What is the main difference between Cast-in-Place Concrete Piles and Steel Piles?

Cast-in-Place piles are constructed by boring soil and depositing concrete, while Steel piles are filled with concrete and easy to drive. Signup and view all the answers

What is a disadvantage of Cast-in-Place Concrete Piles according to the text?

Bottom of the pile may not be symmetrical. Signup and view all the answers

Why is it difficult to construct cast in situ piles where underground water flow is heavy?

Heavy underground water flow can affect the curing process. Signup and view all the answers

What could potentially cause failure in an un-reinforced and uncased Cast-in-Place Concrete Pile?

Upward force acting on the pile. Signup and view all the answers

What advantage do Steel Piles have over Cast-in-Place Concrete Piles in terms of handling during installation?

Steel piles are easy to drive because of their small sectional area. Signup and view all the answers

Why are Steel Piles mostly used as end-bearing piles?

Due to their I-section or hollow pipe shape. Signup and view all the answers