arqbag. Cooperativa d'arquietctura

Roof for a sports space in Les Planes

Espai Pere Grau

The project proposes a lightweight cover of 1200m² for the "Mossèn Pere" area, located at the Sports Courts of the Les Planes neighborhood. The court to be covered is situated on a sloped area, on the north-facing slope, right in front of the boundary with the Collserola Natural Park.

The foundations of the proposal stem from a participatory process previously carried out with representatives of the different neighborhood associations and residents, from which the parameters incorporated into the proposal are drawn:

  • Light roof for the protection from sun exposure and rain over the entire court.
  • Open structure, without vertical enclosures.
  • Future interventions in the area must be considered, such as the need for bleachers for the court or the expansion of a second floor over the changing room building.

Structure

The structure aims to optimize the existing elements to the maximum. It is proposed to take advantage of the two retaining walls to support the new structure. To achieve the minimum bending moment at this support, the truss extends towards the opposite side, where the gravel counterweight hangs.

Through this structural strategy, the line of columns that supports the other wall only works for the variable loads of wind and snow.

Cladding

The roof has an inner layer of wood with longitudinal slats that will act as a skylight for the interior space. The upper part is composed of translucent corrugated PVC panels. Between the inner and outer layers, wooden battens are placed to generate ventilation between the two layers and ensure rapid evaporation of any condensation that may occur on the interior side of the upper layer.

The vertical metal structure will incorporate a simple twist mesh system.

Drainage and Rainwater Collection

The roof is placed at an inclined angle against the slope of the land to minimize the elevation towards the neighbors and to facilitate the collection of rainwater from the highest point.

The rainwater drainage is carried out through the land itself via a drainage trench leading to accumulation tanks. This drainage trench is positioned behind the most unfavorable existing retaining wall in order to reduce the pressure caused by runoff water.

Biodiversity and Public Space

The vertical fences facilitate the support for the growth of new climbing vegetation. Vegetation nodes with low water requirements are also incorporated inside the gravel counterweight (backpack).

The main tower structure allows for the support of a minimal walkway, which also acts as a gallery and/or stand for the sports field.

Location:
Les Planes Neighbourhood, Sant Cugat del Vallès, Vallès Occidental
Year:
2016
M2:
1200
Authors:
Arqbag
Client:
Ajuntament de Sant Cugat del Vallès
Collaborators:
BBG, estructures i rehabilitació

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