Establishing a suitable blind area around your home is essential to preventing water damage to your foundation. This crucial component keeps snowmelt and rainwater from soaking into the ground close to the foundation of your house, which over time could cause structural problems.
The installation process entails a number of crucial steps, such as selecting the appropriate materials and determining the required slope for efficient drainage. Even though it may appear like a simple task, long-term effectiveness depends on getting the details right.
The ideal methods for setting up and installing a blind area will be covered in this post, along with useful illustrations and diagrams. These tips will assist you in safely and effectively protecting the foundation of your house, regardless of your level of experience with do-it-yourself projects.
| Topic | Details |
| Definition | A blind area is a waterproof strip around the foundation of a building, designed to protect it from water damage. |
| Materials Needed | Gravel, sand, waterproof membrane, concrete, rebar, sealant. |
| Width | Typically between 60-120 cm, depending on the building and climate. |
| Slope | A slope of 2-5% away from the house ensures proper drainage. |
| Installation Steps | Excavate the area, add gravel and sand layers, place the waterproof membrane, pour concrete, and seal the edges. |
| Maintenance | Regularly check for cracks and seal them promptly to maintain effectiveness. |
| Drawings and Diagrams | Include cross-sectional views and top-down layouts to illustrate proper construction. |
- What is the design?
- SNiP standards for layers
- Feasibility of creating
- Why do you need a diagram and sectional drawing??
- What does it consist of??
- Consequences of non-compliance with construction rules
- Video on the topic
- Stages of work on constructing a blind area around a house from paving slabs
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What is the design?
A blind area is an essential part of any building or structure. It borders the outside and shields the foundation from precipitation and melted snow. If the blind area is poured with a slight slope from the walls, ensuring water drainage, then the installation is deemed correct. It is constructed of asphalt or concrete.
The pie is made up of multiple blind layers. For each of them to meet all requirements, a particular technology has to be used in their production. The design institute sets all of the parameters and composition.
SNiP standards for layers
There are numerous requirements that must be met in order to comply with SNiP (SNiP 2.02.01-83) and SP 82.13330.2016 when pouring a blind area. This is the trench’s depth, the slope, the layer heights, and a host of other construction-related details.
There are additional guidelines for manufacturing as well:

- the structure must fit tightly to the building;
- slope no more than 10%;
- each layer must be made even;
- the concrete must comply with the standard that is used for paving roads (it should not contain curvatures, bubbles or other defects);
- for a slope you need to make a thick solution, so it will spread less;
- the soil under the pie must be compacted;
- between the wall of the house and the blind area there must be a compensation layer that will protect against temperature changes and further cracks;
- if people will walk on the structure, the concrete layer should be 5 cm higher than the standard one.
Adherence to all these guidelines is necessary to prevent the blind area from collapsing within six months. Defects could arise if there are cracks or if it is not firmly attached to the building.
Feasibility of creating
The house’s collapse could be in jeopardy if the blind area or some of its layers are refused. Without the right protection, moisture, mold, or wall cracks may start to show up in the foundation. The house appears more finished and presentable when there is a blind area.
Since the top layer can be constructed from any material, you are free to use your creativity to create any kind of landscape design for your yard.
The style is functional and all-encompassing:
- Serves as a protective barrier for the foundation.
- Used as base thermal insulation.
- Protects the façade from rain.
- Can be used as a pedestrian area.
- If you choose the right top layer, it fits well into the overall style of the yard.
If the pie is baked properly, it will continue to look nice for a longer period of time. Additionally, the house will be less cold in the winter if it has a basement because of the blind area.
Why do you need a diagram and sectional drawing??
The sectional drawing must be studied before beginning to manufacture the structure. It is essential to comprehend the appropriate height for filling each layer. It displays every GOST required to ensure the cake is robust and lasts as long as possible. Additionally, the drawing illustrates how to fill each layer.
Layer diagram for the blind area:

Drawing in sections:

What does it consist of??
The blind area’s layers, which are supplied based on technology:
- If the project has a basement part and a pit will be made, then for planting type land you need to seal the sinuses before the blind area is poured.
- The device begins with the need to remove the soil and make a trench under the layers. The depth should be 15-20 cm, and the width should be about 1 m. Also, after this you need to remove all stones and branches.
- If necessary, install insulation.
- Sand is poured into the first layer and the base is leveled with it. It must be poured to a thickness of up to 10 cm and compacted well. After this, it is filled with water and compacted so that it does not sag later.
- Then crushed stone or gravel, also up to 10 cm, is poured and compacted.
- The next step is formwork. It is made from boards in order to make the final covering of a blind area made of concrete or asphalt.
- If the project includes reinforcement of the top layer, then the next step is to complete this item. The mesh should be 0.4-0.6 cm, it is laid in a layer of concrete 10 cm thick.
- When the concrete has set, it must be sprinkled with cement, sprinkled with water and smoothed over the surface. This will improve the quality and appearance of the top layer.
- You can complete the layers with paving slabs, which will also improve the appearance.
In the end, the blind area will have a depth of roughly 25–30 cm. Slightly above ground level is where the top layer should be.
For optimal drainage and to prevent water damage to your foundation, you must have a well-planned and constructed blind area surrounding your home. With the aid of thorough illustrations and diagrams to aid in your visualization, this article will walk you through the steps involved in setting up and installing a blind area. You can strengthen the foundation of your house and avoid future problems caused by water by following these instructions.
Consequences of non-compliance with construction rules
The blind area shields the foundation from freezing, wet weather, and snow. But only if all the guidelines are adhered to and the creation is handled sensibly. If not, there could be very bad outcomes:

- One of the main mistakes is incorrect calculation of the width of the pie. If the path is too narrow, it will cease to fulfill its function and water from the roof will begin to erode the soil. The width should be at least 25 cm greater than the roof overhang.
- The second mistake would be to create too little slope, i.e.To. it must be done at least 10%. Otherwise, water will accumulate there, and the blind area will not be able to remove excess moisture.
- The third mistake is lack of insulation. The foundation may freeze and crack along the entire perimeter.
- An extreme mistake is the lack of proper water protection. It will get inside and also destroy the foundation.
You cannot cut corners when building a structure because this could have unfavorable effects. Hiring skilled artisans and buying high-quality materials is preferable.
This section compiles the most significant and practical information on blind area construction.
To prevent water damage to your foundation, you must properly blind the area around your home. Rainwater is diverted away from the base of your home by a well-installed blind area, preventing foundation problems and soil erosion.
First, thoroughly plan and design the blind area, taking into account elements such as width, slope, and materials. Precise illustrations and schematics can guarantee that you take the right actions and get the intended outcomes. Select weather-resistant materials like paving stones, asphalt, or concrete that are long-lasting.
To enable water drainage, ensure that the soil is adequately compacted and that the proper slope is maintained when constructing the blind area. A waterproof layer can improve protection even more. The blind area’s lifespan can be extended and your home’s foundation protected with routine maintenance, such as inspecting for cracks and making sure the slope is intact.









