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Engineering Projects: Eixample i Rectificació Carretera General 2 Tram Riu de la Vall del Riu, Bordes Aldosa

Infrastructure


Place:

Canillo (Principat d'Andorra)


Date: 2011
Eixample i Rectificació Carretera General 2 Tram Riu de la Vall del Riu, Bordes Aldosa, Engineering (Principality of Andorra)

Eixample i Rectificació Carretera General 2 Tram Riu de la Vall del Riu, Bordes Aldosa

This project concerns the execution of the work of "Widening and straightening of the CG2, Section" Riu Riu de la Vall - "L'Aldosa Borders," parish of Canillo and provide a basis for the execution of works corresponding.

The works consist basically in changing the grade of the CG2 on a stretch of 875 m, with the execution of a utility tunnel along the river and support systems in the mountain side.

The project includes the construction of two box girder bridges, one with two spans of 35 m each and the other with three spans of 30 m each.

We considered three different areas of work order to permanently leave 2 lanes.

A brief description of the order and scope of the various jobs that are planned:

- Implementation of worksite and park equipment, signage and work zone protection.
- Signage to leave 2 lanes along the river.
- Dismantling of embankments and performance of services.
- Excavation in compact soil / rock.
- Expansion of the mountain side road.
- Finishes sidewalks and pavements mountain side.
- Misuse of movement.
- Signage to leave 2 lanes on the mountain side.
- Excavation in compact soil / rock.
- Making gallery.
- Finished roadway and sidewalks beside the river.
- Protections and horizontal and vertical signals.
- Opening to traffic.
- Removal and contingencies.