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Rail Articles

Assessment of high-speed slab track design

28 November 2006 | By Coenraad Esveld, Professor of Railway Engineering and Global Railway Review Editorial Board Member and Valéri Markine, Assistant Professor, Delft University of Technology

Currently, all over the world, non-ballasted track concepts are being applied, although still at a moderate volume. If the low maintenance characteristics of slab track on open line are to be retained, great care must be taken to ensure that the subgrade layers are homogenous and capable of bearing the…

A breath of fresh air

28 November 2006 | By Klaus Lettow, Project Manager, DB Fahrzeuginstandhaltung GmbH

A basic and indispensable pre-requisite for a well-functioning integrated rail system with over 37,000 trains a day running to tight schedules is having a high-tech, innovative rolling stock maintenance system. Thus a position of real importance falls to DB Fahrzeuginstandhaltung GmbH, which is assigned to the services division of Deutsche…

Botniabanan – a Swedish pioneer project

15 September 2006 | By Lennart Westberg, CEO and Project Manager, Botniabanan AB

The goal of the Bothnia line in northern Sweden is to create a railway of national importance and which will be an integrated part of the European railway network. After seven years of construction, the project has reached the halfway point and could one day form the first phase of…

A Swedish sustainable society

15 September 2006 | By Henrik Christensen, Technical Manager, The Citytunnel Project

The Citytunnel in Malmö is an extensive project. To construct 17km of twin-track railway, 6km of which lie beneath central Malmö, more than 400,000m3 of concrete will be required. But the Citytunnel is not just one of Sweden’s largest ever infrastructure projects. It is also a pioneering project in terms…

SJ wins traffic from air and road

15 September 2006 | By James Abbott, Technical Editor

Sweden’s state railway has won market share from airlines and buses. But it is not resting on its laurels, SJ Chief Executive Jan Forsberg told Global Railway Review in an interview.

Level crossings – OLA model cooperation

15 September 2006 | By Olle Mornell, Project Manager, Banverket

Covering 440,000km2, Sweden is a relatively large country – approximately the size and shape of California. However, the population is only nine million, which means a density of 20 persons per km2. Approximately 90% of the population lives in the southern third of the country. Sweden is located on the…

The Figueras-Perpignan High-Speed Line

15 September 2006 | By Ramon Conde, Marketing and Communications Director, TP Ferro

Historically, the Pyrenees have acted as a natural barrier for the communications between France and Spain, concentrating them at both extremes of the mountain range, through the coastal plains. The increasing cross-border traffic flow has produced consequent traffic congestion. In 1992, the governments of France and Spain started detailed discussions…

Italy’s rolling stock commitment continues

15 September 2006 | By Emilio Maestrini, Director of Rolling Stock, Trenitalia

Trenitalia, the transportation company of the Ferrovie dello Stato (State Railways) Group, has been pursuing ambitious investment programmes for a number of years now, with the dual goal of modernising its fleet while guaranteeing its passengers increasingly elevated standards of comfort and safety.

Modern bogie solutions

15 September 2006 | By Hans Hödl, Vice President of Sales, Siemens Transportation Systems

The bogies of railway vehicles have become a high-tech component nowadays. At Siemens, they are developed and manufactured for the whole company in a World Centre of Competence for bogies (CoC) in Graz/Austria, where the most modern technical methods are used in development and production. With totally new bogie concepts…

The EURO 4000: powerful, flexible and efficient

15 September 2006 | By Ricardo Albelda, Engineering Manager, Vossloh España

What is currently Europe’s most powerful diesel-electric locomotive is being presented by Vossloh Transportation Systems for the first time at InnoTrans 2006. Built by Valencia-based Vossloh España, the EURO 4000 is powered by a 16-cylinder two-stroke 3,178-kW engine from Electro-Motive Diesel Inc. (EMD), USA.

Investment in track monitoring increases

15 September 2006 | By James Abbott, Technical Editor

Keeping on top of the condition of your track can pay dividends in terms of improved ride and reduced maintenance bills. Modern monitoring equipment allows engineers to plan predictive maintenance. Europe’s railways are stepping up spending on track testing and monitoring. Traditionally, track maintenance has been reactive: in this case,…

New perspectives for the South Eastern Region

15 September 2006 | By Harald Hotz, Head of Network Access, ÖBB-Infrastruktur Betrieb AG

It is widely known that the railway sector in South Eastern Europe has to handle a lot of challenges since the break-up of former Yugoslavia. Not only do government bodies and railways in the region have to face and accept them, but also their counterparts in the neighbouring countries have…

Sustainable rail engineering

15 September 2006 | By Mike Jenkins, Director of Rail, Parsons Brinckerhoff (PB)

Today’s relentless pace of change is driving an ever growing demand for fast, safe and reliable travel. But resources are shrinking. Mike Jenkins, PB’s Director of Rail, explains why the world is turning to rail as the key element in an integrated transport solution.

The communication and signalling network of ÖBB

28 July 2006 | By August Zierl, Director of Technology Department, Friedrich Cerny, Signal Engineer and Herbert Müller, Leader of GSM-R Competence Centre, ÖBB-Infrastruktur Bau AG

At the beginning of the 1990s, and due to the occurrence of some heavy accidents, ÖBB began to look for a new train protection system to fit the requirements of an increased traffic capacity on the lines and as a result of this, the necessity to increase safety on the…

Condition detection – an intelligent solution

28 July 2006 | By Wolfgang Zottl, Project Manager ARGOS, ÖBB-Infrastruktur Bau AG and Dietmar Maicz, Project Manager for Railway Applications, Hottinger Baldwin Messetechnik

In view of free network access, it is important for railway companies to detect the condition (loading, driving stability, out-of-roundness of wheels) of their trains as they run along the track. In 1998, the Austrian Federal Railways (ÖBB) began research in the field of intelligent local measurement. The ARGOS system…