
Repair of own machinery.
Our own machinery is one of our strengths, it allows us to undertake complex projects

Our own machinery is one of our strengths, it allows us to undertake complex projects

The President of the Community of Madrid, Isabel Díaz Ayuso, the Deputy Minister of Transport

OSSA remains committed to the Sustainable Development Goals, including SDG 3 “Health and Well-being”. Convinced

In line with OSSA’s commitment to values and attitudes related to tolerance, openness, responsibility, respect

Yesterday was successfully completed the breakthrough of the tunnel of the Anglès Bypass, which OSSA

The works for the extension of Line 3 of Metro de Madrid, S.A., from Villaverde
The special issue “Tunnels and Underground Works” of the Revista de Obras Públicas (ROP), published
The special edition of Tunnels and Underground Works of Ingeopres magazine includes an interesting article

The Community of Madrid has awarded OSSA, in consortium with the companies Azvi and Cotodisa,

On February 3, the breakthrough of tunnel 2 of the Mitla-Tehuantepec highway, which OSSA is
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