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Soil is a place that is particularly exposed to moisture. In the case of moist soil, the underlying causes must be investigated and the most appropriate treatment put in place. The diagnosis can only be made by an expert in the field.

Signs of wet soil

Various signs make it possible to identify a water-soaked soil. You have to be particularly careful because the symptoms are a little less visible than moisture on the walls. It is necessary to look for moisture marks, traces of molds or fungi, possible water runoff or saltpetre. The analysis of these signs allows the professional to define the causes of the problem.

Moisture in soils: the possible causes

In humid soil, there are various possible causes. Moisture can be the result of flooding or water damage. It can also be capillary rise or a water infiltration. To all this is added the phenomenon of condensation. Or, a damp wall can communicate its moisture to the ground.

The different treatments to consider

Depending on the causes identified, various treatments can be put in place by the professional.

  • Ensure good ventilation

In the case where condensation is involved, the solution is to improve the ventilation in addition to the natural ventilation which proves, in most of the time, insufficient. Several alternatives are possible. The most commonly used is single-flow controlled mechanical ventilation (VMC). There is also dual flow ventilation that preheats the renewed air.

  • Treat the surface

In shallow cases, surface treatments help to protect the soil from moisture. You can use a paint against moisture, water-repellent products or even anti-humidity coatings. In general, it takes much more than a surface treatment to remedy a wet soil. It is necessary to put in place a more thorough treatment.

How to treat moisture in soils?

For solve moisture problems of a soil, in-depth treatments are usually unavoidable. The professional can dry the walls or inject resin in the areas concerned. It is also possible that he proceeds to a casing or a drainage. The specialist can also install a waterproof coating based on cement or by application of a synthetic membrane.

Why call a professional?

We are sometimes reluctant to call on a specialist to make an inventory, with the fear of a job price too high to the key. It is important to know that the professional usually carries out the diagnosis free of charge and that all work is done only after a detailed and accepted quote. It is especially important to have the opinion of an expert who can diagnose the cause and find a suitable solution.

Video Instruction: Determination of Water Content of Soil by Oven Drying Method