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» How to close the base of a pile-screw foundation

How to close the base of a pile-screw foundation

Pile foundation is a fairly common phenomenon in our country with its unstable type of soil over a large area. It is easy to install and does not require large construction costs.

But the appearance of the finished foundation with a house on it is not very decorative. This does not affect the quality of operation, but from an aesthetic point of view, it is better to close the piles. This can be done in various ways and using different materials, as the construction market offers a huge range of finishing materials. This article will present the main types of finishing the base of the pile foundation, as well as the technology for installing finishing materials.

Features of a house on a pile-screw foundation

A structure based on piles can be erected much faster than a similar one on a concrete foundation, since the piles do not need time to solidify and gain strength. Screw piles can be threaded along the entire length or only at the end, but this does not change their function - transferring the load of the structure to denser soil. There are also piles with blades at the end. They have one advantage over the other two types - the ability to compact the soil around them.

The advantages of a house on a pile-screw foundation are:

  • Ease of installation
  • Possibility to equip the base on any soil
  • Low cost relative to other types of foundations
  • Possibility to build a house even on a very relief plot
  • Ability to work in winter
  • No damage due to ground movements

But, finishing the base of the pile-screw foundation is mandatory, which will be discussed further.

A variety of plinth finishes for pile foundations

It doesn’t matter what material the basement of the house on a pile foundation will be made of, you need to take care in advance to build the crate. The best material for the crate will be a profile pipe, which will not only simplify the installation of the finishing material, but also connect all the piles with each other.

Important! If the crate is mounted wooden, then it must be impregnated with special solutions and covered with several layers of primer mixture.

Depending on the height of the base and the selected material, you need to calculate the number of horizontal beams on the crate. Their minimum number is three, but if the base is higher than 1 meter, then additional ones may need to be installed.

basement siding

This modern material is currently the most popular for finishing the basement of not only a pile house, but also structures on other types of foundations. The advantages of this material are:


Facing brick

This method is one of the most difficult to erect and one of the most expensive for a screw foundation. In addition, it is impossible to do masonry without skills with your own hands, so you will also have to pay a professional builder who will carry out the installation.

Advice! In order for the masonry to be the most reliable, it must be connected to the pile foundation. To do this, several metal pins are installed on each pile, which are immured into it during the laying process.

The advantages of this finish are:

  1. Brick prevents freezing of the house.
  2. Facing type brick does not need to be repaired or restored after a few years.
  3. Brickwork helps to strengthen the pile structure of the house.
  4. This plinth is ready for long-term operation.

But there are also a few disadvantages that I would also like to explain:

  • High cost of material and installation work.
  • Installation of brickwork takes too long.
  • There is no way to choose exactly the color and texture that you need. The range is limited.

flat slate

At the moment, this is not the most popular way to finish the foundation, besides, slate is dangerous to human health, as it contains a large amount of asbestos in its composition. This material has few advantages:

  • Self-assembly is possible due to the simplicity of the technology.
  • Long operation.
  • Resistant to decay and environmental influences.

The main disadvantages of this material are:

  • The brittleness of the material, which often leads to its destruction.
  • The cost is higher than alternative more modern finishes.
  • Limited choice.
  • The difficulty of fixing on a pile foundation.

Decking

This roofing material is now used everywhere and has truly become universal. Work on its installation on the base of the pile foundation can be done independently in a relatively short period of time using a minimum set of tools.

Advantages of using corrugated board for plinth finishing:

  • No additional load on the foundation due to the light weight of the sheets.
  • Variety of colors.
  • Relatively low cost.
  • No additional processing required.

Installation of a suspended foundation

The hinged foundation is just the very finish that closes the air space between the house and the soil. It is necessary in order to limit the exit of heat from the house through the floor, to exclude the presence of various animals under the house, to dampen changes in atmospheric pressure, humidity and temperature, thereby creating the right microclimate under the house, which has a positive effect on the condition of the piles.

Mounting technology

The first step in creating a suspended foundation is the creation of a crate. As mentioned earlier, it must be made of metal or wood. In the case of using metal guides, they are welded to the piles in pre-designated places, and wooden ones are screwed onto self-tapping screws.

After the crate is ready, you can hang the panels. To do this, use any sheet material from the list that was presented earlier or some other, depending on the desire of the owner of the house.

Important! Before you close the basement of the house, you need to fill with sand the place where the material is in contact with the soil, with a layer of 4 to 7 cm.

During the installation process, when it comes to the corner, you need to mount the panels in such a way that the corner is straight and even. This process is called corner flattening.

After the material is mounted around the entire perimeter, you can proceed to the finishing, or rather, to the fastening of additional elements, such as corners, droppers and other additional accessories. These elements will give the base a finished look and accuracy.

Conclusion

A house on screw piles is one of those buildings that, after construction work, require additional steps to finish the basement. Of course, it is not necessary to do this, but the exterior will become more presentable after finishing. In addition to the appearance, finishing the basement will give a lot of positive effects. It is possible to install the finishing material on the base yourself, unless it is brickwork. And a huge range of materials will help you choose exactly the one that suits the quality characteristics, appearance and cost.