Estudio geotécnico in Tarazona

In Tarazona, formations of sandstone, conglomerates and flysch predominate, providing a generally competent substrate from a geotechnical point of view. These materials usually offer good bearing capacity for shallow foundations, particularly in residential projects and medium-sized buildings. However, the occasional presence of fine sands and silts may involve some variability in the compactness of the strata, whereas in localised areas carbonaceous materials (limestones, dolomites and marbles) and small bands containing gypsum and salts are identified, where there is a potential risk of dissolution processes that can affect ground stability if not detected in time. The high permeability and productivity of the aquifers must be taken into account in order to control drawdown of the groundwater table during the execution of underground works.

Seismic activity in Tarazona is classified as moderate, with 13 events in the last 30 years and a maximum magnitude of 3.2, which rarely represents a critical constraint for structural design. The substrate is predominantly made up of non-clayey materials, ruling out problems of expansiveness. However, the existence of karstifiable sectors in carbonate formations implies that it is essential to thoroughly verify the presence of cavities or associated instabilities before defining the foundation solution. Therefore, the possible presence of karst processes and dissolution in gypsum represents the main geotechnical constraint to consider in any ground study in this municipality.