Wednesday, April 13, 2011

Exercise And An Elarged Spleen

NEWS-enters service station Sabadell-Nord, near the heart of Barcelona. NEWS-

Last Sunday, April 10, went into service Sabadell-Nord station after the remodeling work that has been implemented in the infrastructure Adif . The project represents an investment of 5.7 billion euros and in the future, be part of one of the most important rail interchanges in the metropolitan area of \u200b\u200bBarcelona and the Vallès Occidental.

The station has new access to be made through input paths located in the center Spain's Square, replacing the hitherto used on the sidewalk side, which will be exclusively as an emergency exit.

The new hall is divided into three zones: a commercial area with double height circulation, natural lighting, and a final area of \u200b\u200blocal access and service platforms. In total, 1,330 square MetRS useful, fully accessible for disabled users.

On the north side of the lobby shops are located, the central zone, which is double height to 5.5 meters below the skylight, is dedicated to the movement and allow a future connection to FGC, as is the surface before tariff barrier, while the south side is located inside the lobby, which connects to the new access to the platform and hosts the technical rooms and local own station.

Works executed.

The construction method is based on the performance of pile perimeter screens of 85 inches in diameter and thirteen feet deep, that form the structure of the exchanger. For the execution of the work have been necessary concrete cubic 4,150 meters and more than six tons of steel.

lobby This new provision allows the station provide a great source of natural light, thanks to the implementation a skylight of 320 square meters and 3.6 meters high, glass and metal structure with steel supports covered with zinc.

Inside the station, the platforms have been extended up to two hundred square footage, thereby promoting their use by different types of trains, and its height is now at 68 centimeters compared to the height of rail . In addition, non-slip flooring has been installed equipped with luminescent stripes podotáctiles to facilitate referrals to people with visual impairments.

The new facility is equipped with two elevators and two sets of stairs, fixed and mechanical, for access to platforms and new emergency exits, one of which will be available taking advantage of the current entry. The adopted solution ensures full accessibility of facilities and safety and passenger comfort.

To connect the access from stairs, elevators and emergency exits, it was necessary to demolish the existing gable end of the tunnel, for which first ran a reinforcement structure of the dome. The demolition was carried out using the technique of hydro-demolition (removal of concrete with high pressure water), allowing control at all times the process, ensuring the stability of the existing tunnel.

To ensure security and control the behavior of the tunnel, which has been in service at all times, has followed a comprehensive plan of auscultation, for it has passed both the vault and the gables of the existing tunnel and the new screens executed necessary instrumentation. So, they set theodolites, measuring gauges and inclinometers automated, so that every moment could meet possible deformations of the structures.

Adif station of Sabadell Nord in the future be part of a new interchange that will connect with the service provided by the Railways of the Generalitat of Catalonia in a unique and continuous, although functionally independent of both railway stations as well as four lines of transit buses that run through the square.

This action is included in the agreement signed between the Ministry of Development and the Department of Planning and Public Works of the Generalitat of Catalonia for the implementation of actions to improve commuter rail network in Catalonia, signed on 17 May 2007.

The project is part of the agreement signed between the Ministry of Development, ADIF and the State Company for Land Transport Infrastructure to carry out actions to improve the rail network owned by the State in Catalonia which includes the execution of investments for the modernization of stations and measures to improve lines.

Source: Via Libre ( www.vialibre-ffe.com )

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