The route between Orense and Lugo is composed of two different sections of single-track railway lines in Iberian gauge (1,668 mm) with their common point in Monforte de Lemos: Orense-Monforte […]
Tunnel 3 belongs to the Donostia-Hendaia line of the conventional Basque Railway Network – Euskal Trenbide Sarea, (ETS) and is located in Donosti, in the province of Gipuzkoa, between the […]
The Bodovalle mine was the largest open-pit siderite mine in the Biscayan mining basin. It was exploited in open pit until 1885. From that date, the mineral extraction was carried […]
“El Callejo” tunnel is located between the km 621 + 192 and 621 + 318.1, with a total length of 126.10 meters. “El Arroyo” tunnel is located between the km […]
The Toses tunnel has a length of 3,904 m and is located between PP.KK 29+745 and 33+649. The repair areas total 947 meters where the following actions have been carried […]
The actions carried out in the Zankoeta II Tunnel consisted of: Filling of the track area to a level higher than the current tunnel key to stabilize the slope […]
The works consisted of the Conditioning and improvement of stability on the slopes between the Deba and Zumaia stations of the Bilbao-Donosti Line, for this, the following actions were carried […]
En el tramo Variante de Valls – Montblanc de la autovía A-27 (Tarragona – Montblanc) situado en la provincia de Tarragona, se ha ejecutado un túnel de dos tubos gemelos […]