Building Plot for sale in Cervelló, Barcelona

Urban land of 4156m2 in the Can Paulet area, bordering Corbera de Llobregat, 800m from Hotel Can Rafael, with a bus stop in front of the plot to reach Barcelona in about 30 minutes (zone 1 of the metropolitan area of Barcelona).
The plot has sun all day and panoramic views of the valley and nature (the area in front across the street is agricultural land). The land faces 2 streets with flat access, and brick walls with sliding gates and an entrance door on both facades. The sides are fenced. The front facade measures 33m and the sides are 125m long.
The land, due to its large area, enjoys a lot of privacy, with a flat area in its center.
Urbanized area with access to running water, sewage, and electricity.
The urban planning regulations indicate the possibility of building 2 houses with a 10% occupancy, and a buildability of 25%, with a ground floor + 2 floors, and auxiliary construction of 2%.
There is an old building at the upper part of the plot that is not registered in the property registry.
There is a high voltage line that runs in front of the upper part of the plot.