The environmental remediation of this was carried out under two contracts, both in 2007, which consisted of the following main activities:
- Forming of the silt spoil heaps;
- Sealing and packing of the shafts;
- Demolition of washing station and other buildings;
- Recovery of the winch;
- Conservation of heritage;
These two contracts were awarded to MT3 – Engenharia e Obras, Lda and Jeremias de Macedo & Cia, Lda for a total amount of € 338,181.12 and had a total duration of 210 days.
The investment made was co-financed by the Northern Regional Operational Programme under the Third Community Support Framework and allowed the space circumscribed by the former mining area to be made safe for use, reducing its environmental impact and creating a pleasant space for leisure, with the best that nature has to offer.