RECENT PROJECTS

The list below shows the works developed by OSSA. You can organise the viewing of the chart by clicking on the enabled fields. For more information on a specific project, please click on its name.

Santiago de Chile (Chile)

Construction

Subway tunnels

09 / 2016

São Paulo (Brasil)

Construction

Roadway tunnels

08 / 2016

Guatemala

Energy

Hydroelectric tunnels

06 / 2016

Galicia (Spain)

Construction

Railway tunnels

12 / 2015

Galicia (Spain)

Construction

Railway tunnels

12 / 2015

Chile

Mining

Mining tunnels

09 / 2015

Galicia (Spain)

Construction

Railway tunnels

06 / 2015

Madrid (Spain)

Construction

Hydraulic tunnels (TBM-EPB)

06 / 2015

Norway

Construction

Roadway tunnels

04 / 2015

Costa Rica

Energy

Hydroelectric tunnels

11 / 2014

Puno (Perú)

Construction

Roadway tunnels

09 / 2014

Comuna de Sierra Gorda (Chile)

Mining

Mining tunnels

08 / 2014

Huan Lian (Taiwan)

Construction

Roadway tunnels

04 / 2014

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