What determine the choice of selection of foundation?

What determine the choice of selection of foundation? 

Factors Considered for Selection of Foundation Type
  • Importance of the Building.
  • Life of the Structure.
  • Loads from superstructure.
  • Type of construction materials to be used.
  • Water table level.
  • Type of adjoining structure.
  • Soil condition.
  • Location of building.

What factors determine the type and size of foundations? 

There are certain factors that should be considered during the selecting the foundation.
  • Type of structure.
  • Type of loading pattern.
  • Location of the building (region of building)
  • Soil condition.
  • Water table level.
  • Types of material that will used in construction.
  • Lifespan of structure.

What determines the strength of a foundation? The quantity of loads depends on the type of structure, number of floors and material of construction. As the number of floors increases, the dead load and imposed loads also increase. Choice of material for construction such as reinforced concrete or steel construction also has impacts on foundation.

What factors should be considered in the design of foundation of any structure? 

Factors to Consider in Foundation Design
  • Footing Depth and Spacing. The foundation shall be designed in such a way that the bottom of the foundation is located below the frost line.
  • Soil Settlement.
  • Soil Erosion.
  • Foundations in Sand and Silt.
  • Foundations in Loess and Other Collapsible Soils.

What determine the choice of selection of foundation? – Additional Questions

What are the qualities of a good foundation?

10 Qualities of a Good Foundation
  • Formula. The most important aspect to consider when choosing a foundation is its formula.
  • Consistency.
  • Colour.
  • Coverage.
  • Blend-ability.
  • Build-Ability.
  • Finish/Dry-Down.
  • Long Wear.

What are the 3 essential steps needed in the design of building foundation?

What Are the Steps to Building a House Foundation?
  • Prepare the Foundation Layout. The foundation layout drawing for excavation is prepared by the structural designer and approved by the architect.
  • Excavation Work.
  • Anti-Termite Treatment.
  • Foundation Construction.
  • Curing of the House Foundation.

Which of the following are considered while constructing a foundation?

Explanation: Bearing capacity of soil, ground water conditions and settlement control are all very important parameters to be considered while selecting the right foundation.

Which foundation is best for construction?

The following are the best foundation types for a house,
  • Isolated Column Footing.
  • Basement Foundation.
  • Slab Foundation.
  • Wall Footing Foundation.
  • Pile Foundation.

What influences the choice of foundations in a building and why?

* Available construction materials such as steel, timber piles and concrete mat/rafts can also influence the type of foundation. * Site and geographical terrain conditions, landforms, contours, the prevailing vegetation, proximity to water bodies and so on may also influence the type of foundation.

How do I choose a foundation for different soils?

Commonly, the selection of foundation type for a given structure is controlled by number of factors for example soil type, past site usage, adjacent construction, size of development process, limitations.

Selection of foundation based on different types of soil

  1. Rocks.
  2. Uniform firm and stiff clay.
  3. Soft clay.
  4. Peat.

Which type of soil is suitable for any type of foundation?

Loam is the best soil type for construction due to its ideal combination of silt, sand, and clay. It combines the best of all their qualities into the ideal balance for supporting a foundation. Loam generally does not shift, expand, or shrink drastically and handles the presence of water very well.

What type of foundation is suitable for sandy soil?

Helical piers, also known as helical piles or helical anchors, are an ideal solution for building on all types of soil — especially sand.

What type of foundation is suitable for soft soil?

Soft clayey sand is prone to expansion and shrinkage. They have a low bearing capacity and are unsuitable for footing and strap foundation. In such case, Pile foundation is used. Piles are dug deeper until the stable strata is attained and is suitable for construction of substructure.

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