Vienna – St. Plten

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					New Construction Section
Vienna – St. Pölten
APRIL 2009

                           Co-financed by the European Union
                             Trans-European Transport Network (TEN-T)
2   New Construction Section Vienna – St. Pölten

    The Western Line –
    Main Transport Axis of Austria

                                                                                       increased demand for passenger and
                                                                                       freight transport.

                                                                                       Railways must ensure efficiency for
                                                                                       decades, sometimes even for centu-
                                                                                       ries. All planning and realisation in the
                                                                                       area of railway infrastructure made to-
                                                                                       day must also meet the requirements
                                                                                       of future generations – “railways for
                                                                                       many generations”.

                                                                                       The extension of the Western Line
                                                                                       into a four-track route from Vienna to
                                                                                       Wels creates the prerequisites for the
                                                                                       urgently required capacity increase
                                                                                       and efficiency in passenger and freight
                                                                                       transport. The new high-performance
                                                                                       route will allow a marked reduction of
                                                                                       the travel time mainly in long-distance
                                                                                       transport. The aim is to cover the dis-
                                                                                       tance between Vienna and Salzburg in
                                                                                       about two hours.

                                                                                       The the extension to the four-track
    The quality and efficiency of the trans-   in the “Danube corridor” also takes     the Western Line between Vienna and
    port infrastructure are strongly linked    high priority in the European Union’s   Wels will about double the capacity
    to a country’s economic development.       agenda. The extension of the Western    in the freight transport sector, allow-
    The Western Line is not only one of        Line is of utmost importance due to     ing to meet the industry’s increasing
    Austria’s most important main trans-       the EU expansion towards the East       demands regarding operating quality
    port axes, but because of its position     as well as the enhanced mobility and    and punctuality.
                                                                            New Construction Section Vienna – St. Pölten        3

The Trans-European
Networks (TEN)

Trans-European networks are high           To achieve this, priority axes are de-     nich-Vienna-Bratislava. The Austrian
priority infrastructures in the areas of   fined throughout the Community’s           section of the TEN 17 is the Danube
transport, energy, and telecommuni-        territory, which are to be realised with   axis. It runs from the German border
cation with the aim to enhance Euro-       priority (Priority Projects). Planning     at Salzburg via Linz, St. Pölten, and
pean cohesion and to strengthen the        and construction of these projects are     Vienna up to the Slovakian border at
economy. The objective is to ensure        co-financed by the European Union.         Bratislava. Therefore, the new con-
passenger and freight transport within                                                struction section Vienna – St. Pölten
the European Union on a long-term                                                     is an essential part of the Priority
basis, to enhance competitiveness,         Priority Project No. 17                    Project 17. With the extension of the
and to open up new economic regions                                                   Danube axis, ÖBB-Infrastruktur Bau
with the development and extension         The Priority Project 17 is the railway     AG makes a considerable contribution
of these networks.                         axis Paris-Strasbourg-Stuttgart-Mu-        to mobility.

                                                                                                                  Priority Project 1
                                                                                                                  Berlin - Palermo
                                                                                                                  Berlin - Munich -
                                                                                                                  Verona/Milan -
                                                                                                                  Bologna - Naples -
                                                                                                                  Messina - Palermo

                                                                                                                  Brenner axis
                                                                                                                  Kufstein - Wörgl -

                                                                                                                  Priority Project 17
                                                                                                                  Paris / Bratislava
                                                                                                                  Paris - Strasbourg
                                                                                                                  - Stuttgart - Munich -
                                                                                                                  Vienna - Bratislava

                                                                                                                  Danube axis
                                                                                                                  Salzburg - Linz – Vienna

                                                                                                                   Priority Project 23
                                                                                                                   Gdansk - Vienna
                                                                                                                   Gdansk – Warsaw –
                                                                                                                   Brno/Bratislava – Vienna

                                                                                                                   Pontebbana axis
                                                                                                                   Bernhardsthal – Vienna

                                                                                                                   Priority Project 22
                                                                                                                   Athens - Nuremberg/
                                                                                                                   Athens - Sofia - Budapest
                                                                                                                   - Vienna - Prague -

                                                                                                                   Danube axis
                                                                                                                   Summerau - Linz –
The trans-European railway network
         4     New Construction Section Vienna – St. Pölten

               Multiple Customer Benefits

                                                     The new construction section                   Austria will be improved with the
                                                     Vienna – St. Pölten will considerably          linkage of the railway lines Tulln-
                                                     contribute to the safeguarding of              Herzogenburg and the Franz-Josefs
                                                     the business location Austria. The             Line in the new overtaking and
                                                     enormous capacity increase will                regional railway station Tullnerfeld.
                                                     allow meeting the requirements of            – The new regional railway station
                                                     the national industry for market-              Tullnerfeld will motivate people to
                                                     oriented just-in-time deliveries in            use the railway instead of the car.
                                                     freight transport and facilitating the         It has more than 500 park&ride
                                                     environmentally friendly shift of traffic      parking spaces and is connected with
                                                     from road to rail.                             the local bus lines. Passengers can
                                                                                                    reach St. Pölten or Vienna by train in
                                                     The new section will also ensure more          approximately 15 to 20 minutes.
                                                     quality in passenger transport:              – The travel time on the new railway
                                                     – The capacity increase will create            route between Vienna and St.
                                                       more possibilities for extended              Pölten will be less than 25 minutes
                                                       suburban services on the existing            (without stop at the regional station
                                                       Western Line between Vienna and              Tullnerfeld).
                                                       St. Pölten.                                – The travel times between Vienna
                                                     – The regional connection of the               and Salzburg will be considerably
Comfortable travelling for passengers                  Tullnerfeld and Northern Lower               reduced.

               New Construction Section
               Vienna – St. Pölten

                                                    In 1989, the railway route Vienna             The new construction section Vienna
                                                    – Salzburg was declared a high-               – St. Pölten is one of Austria’s first
                                                    performance route by the Austrian             transport projects to be subjected to
                                                    Federal Government. On the basis              an environmental impact assessment
                                                    of this ordinance, the Western Line           pursuant to the Austrian EIA Act. It
                                                    between Vienna and Wels will be               was designed according to the criteria
                                                    extended into a four-track operation.         for high-performance routes and for
                                                                                                  velocities of up to 250 km/h.
                                                    Between Vienna and St. Pölten, a new
                                                    two-track section with a completely           In the East, the line is connected
                                                    new alignment was projected in                with the Lainzer Tunnel (connection
                                                    addition to the existing tracks of the        Western, Southern, and Donaulände
                                                    Western Line.                                 Line). Then ist crosses the Wienerwald

                                                      FIGURES, DATA, FACTS

                                                      Route length 44 km
                                                      4 tunnels constructed in mining technique
                                                      3 tunnels in open construction
                                                      27 bridges for the crossing of water bodies, railways, roads, and tracks
                                                      and as game passages
                                                      1 new overtaking and regional railway station in the Tullnerfeld
Western section
                                                                               New Construction Section Vienna – St. Pölten         5

hills in a tunnel and runs through the         POJECT TIME SCHEDULE
Tullnerfeld and the Perschling Valley.
To the West it is connected again with          December 1989 High-performance route ordinance
                                                   1990 – 1994 Route selection procedure
the existing Western Line at the traffic
                                                   1995 – 1996 Preparation of environmental impact statement with
junction Wagram near St. Pölten.
                                                               participation of citizens
                                                November 1998 Completion of environmental impact assessment procedure (EIA)
The project has a total length of
                                                   1999 – 2003 Several administrative procedures (e.g. pursuant to railway,
approximately 44 km and is divided
                                                               nature conservation, water and road laws …)
into three sections:
                                                 February 2003 Ground breaking and start of construction works in the Tullnerfeld
– Wienerwald
                                                November 2004 Start of driving works Wienerwald Tunnel (WWT)
– Tullnerfeld                                   December 2005 Start of driving works tunnel chain Perschling
– Western section                                  End of 2012 scheduled start of operation

Wienerwald Section

The Wienerwald section has a total            The central structure of this section is    was developed for the Wienerwald
length of 14.4 km. To the East in the         the 13.3 km long Wienerwald Tunnel.         Tunnel. Three emergency exits are
area of Hadersdorf (Vienna), the route        The Eastern part is a 2.2 km double-        projected in the single-tube section
connects to the Lainzer Tunnel project,       track single-tube tunnel. The remaining     and one emergency ventilation duct
underpasses the Wienerwald in a tun-          11.1 km of the tunnel are constructed       in the widening area. In the twin-
nel and ends in the section Tullnerfeld       as two parallel single-track tunnels.       tube area in Lower Austria, there are
in the West near Chorherrn and Klein                                                      cross connections between the two
Staasdorf.                                    A customised tunnel safety concept          tunnel tubes at intervals of 500 m.

Lining works on the inner shell of the Wienerwald Tunnel
          6    New Construction Section Vienna – St. Pölten

                                                              Driving from the East from Vienna in     eration in March 2006. Breakthrough
                                                              the Western direction was started in     to the Eastern heading was made
                                                              November 2004 using the “New Aus-        on September 3, 2007. Construction
                                                              trian Tunneling Method” (NATM) with      of the inner tunnel lining as well as
                                                              drill and blast technique. Driving of    the sidewalks will be completed in
                                                              the twin-tube section from the West-     spring 2010. After that, the technical
                                                              ern Portal was done with two tunnel      equipment will be installed. This in-
                                                              boring machines.                         cludes the fixing of the tracks and the
                                                                                                       installation of the fire fighting facili-
                                                              The machines were designed accord-       ties, ventilation, contact lines, signal
                                                              ing to the specific ground conditions    and safety systems, electro-technical
                                                              of the Wienerwald and pre-fabricated     equipment etc.
                                                              in Germany. The individual compo-
                                                              nents were brought to the construc-      A special tubbing factory with a
                                                              tion site with a special transport and   workshop, two gantry cranes and
                                                              assembled on site.                       an open-air storage area was set
                                                                                                       up at the Western portal for the
                                                              The first machine started its driving    construction of the tubbing segments
                                                              operation in September 2005, while       (precast concrete units for the tunnel
Drill head of the tunnel boring machine                       the second machine was put into op-      shell).

               They serve as escape routes to the
                                                                TECHNICAL DATA BORING MACHINE (TBM)
               safe neighbouring tube in case of
               emergency.                                       Total weight:                                                          1,750 t
                                                                Length incl. trailer;                                                   240 m
                                                                Drill head diameter:                                                   10.6 m
                                                                Weight of drill head:                                           approx. 230 t
               Tunnel driving
                                                                Drive power:                                                        4,900 kW
                                                                Propelling force:                                                156,000 kN
               Due to its length, the Wienerwald
                                                                Mining tools:                                   64 cutting rollers, 6 scrapers
               Tunnel was driven from two sides.

Assembly of the formwork carriage for the construction of the inner tunnel shell
                                                                                New Construction Section Vienna – St. Pölten           7

Tullnerfeld Section

The central area of the new construc-
tion section Vienna – St. Pölten is the
Tullnerfeld section with a total length
of approximately 17 km.

To the East in the area of Chorherrn,
the route connects to the Wiener-
wald section. It runs approximately
10 km along the southern edge of
the Tullnerfeld as open construction.
The new overtaking and regional
railway station Tullnerfeld is located
in this area.

The existing railway line Tulln – Her-
zogenburg will run parallel to the           The new overtaking and regional railway station Tullnerfeld
high-performance line. After that,
the route turns into the Perschling
Valley, runs along its southern edge         Tunnel in open construction                   existing railway line Tulln – Herzo-
in a sequence of open route and              method                                        genburg and also connected to the
underground sections and ends into                                                         Franz-Josefs Line by reactivating the
the Western section in the area of           Due to the thin cover, the three tun-         Western Loop Line near Tulln. This
Diendorf.                                    nels in Atzenbrugg, Hankenfeld and            will contribute to an attractive public
                                             Saladorf are made in open construc-           transport system at the end of 2012.
This section includes three tunnels,         tion. First, the excavation pit is made       The travel time from the new railway
23 bridges for crossing roads, tracks,       and its walls secured. Following the          station to Vienna or St. Pölten will be
rivers and game passages. Further-           construction of the bottom plate,             approximately 15 to 20 minutes.
more it includes the new overtaking          the tunnel vault is concreted using
and regional railway station Tullner-        formwork carriages and then again
feld and two new substations for the         backfilled. The original terrain is           Reactivation
traction power supply.                       recreated according to the landscape          Western Loop Line near Tulln
                                             design and recultivated.
                                                                                           The reactivation of the Western Loop
                                             The Atzenbrugg Tunnel has a length            Line near Tulln with a length of ap-
                                             of 2,460 m, the Hankenfeld Tunnel             proximately 1.8 km is a part of the
                                             of 663 m and the Saladorf Tunnel of           Tullnerfeld section. The reconstruc-
                                             730 m. A particular challenge was the         tion of this loop line will create a
                                             slope stabilisation for the Hankenfeld        direct connection of the Franz-Josefs
                                             Tunnel, which in some areas was               Line with the new construction sec-
                                             more than 20 m deep and scarped               tion Vienna – St. Pölten and, thus,
                                             almost vertically.                            considerably improve the transport
                                                                                           links of Northern Lower Austria.

                                             Regional railway station                      For the reactivation of the Western
                                             Tullnerfeld                                   Loop Line near Tulln, existing structures
                                                                                           and tracks must be adapted to the new
                                             The new overtaking and regional               requirements or even newly built.
                                             railway station Tullnerfeld will be
                                             constructed in a central position.            The crucial point of the Western Loop
                                             Here, the new construction section            Line near Tulln is the overall renova-
Open construction of the Hankenfeld Tunnel   Vienna – St. Pölten is linked with the        tion of the Danube bridge of Tulln.
          8    New Construction Section Vienna – St. Pölten

               Western section

                                                         near Pottenbrunn it ends at the traffic    Tunnel chain Perschling
                                                         junction Wagram, where it is again
                                                         connected with the existing Western        The tunnel chain Perschling consists of
                                                         Line.                                      a sequence of three two-track tunnels
                                                                                                    with emergency exits at intervals of
                                                         The key element of this section is the     approx. 500 m.
                                                         tunnel chain Perschling consisting of
                                                         the three above mentioned tunnels          Different construction methods are
                                                         with a total length of approximately       used for the construction. Some
                                                         7.5 km. A total of five bridges such as    sections are constructed by using
                                                         e.g. the railway bridge across the river   Cut&Cover methods. The majority is
                                                         Perschling are constructed.                done as closed construction using a
                                                                                                    tunnel boring machine (TBM). Because
                                                                                                    of the two-track construction of the
                                                         Perschling bridge                          tunnels, the drill head has a diameter
                                                                                                    of approximately 13 m. Thus, it is
                                                         In the open air section between            worldwide one of the largest tunnel
                                                         the Stierschweiffeld and the Rain-         boring machines.
Perschling bridge in the construction phase              gruben Tunnel, the route crosses the
                                                         river Perschling with a 117 m long         The tunnel driving works started in
                                                         and 13.1 m wide prestressed concrete       December 2005 at the Western portal
               In the East after the village Diendorf,   bridge.                                    of the Stierschweiffeld Tunnel.
               begins the 12.6 km long Western sec-
               tion of the new construction section      The construction was made in three
                                                                                                     TECHNICAL DATA TBM
               Vienna – St. Pölten. The route runs to    sections, whereas the two side spans
               the South of the Perschling river and     were constructed first. Then, the cen-      Total weight:                   2,000 t
               – with intermittent open air stretches    tre span was levitatingly concreted         Length incl. trailer;            240 m
               – through the 1,370 m long Reiserberg     using a service girder.                     Drill head diameter:           13.03 m
               Tunnel and the 3,293 m long Stiersch-                                                 Weight of drill head:             270 t
                                                                                                     Drive power:                 5,200 kW
               weiffeld Tunnel up to Rassing. Then it    With the gradual construction, the
                                                                                                     Propelling force:           49,270 kN
               crosses the river Perschling and after    riverbed was not restricted to make
                                                                                                     Mining tools:         76 cutting rollers
               the 2,775 m long Raingruben Tunnel        provisions for a potential flood.

Trailer of tunnel boring machine
                                                                                New Construction Section Vienna – St. Pölten       9

with Responsibility

Every major construction project                The prerequisite for this is the active
entails interventions in nature and             information of the public with broad-
impacts on the environment. ÖBB-In-             casts, media reports and information
frastruktur Bau AG is aware of the re-          events as well as an open communica-
sponsibility for the habitats of people         tion in regular working groups with
and animals. Therefore, environmental           representatives of the municipalities,
aspects were taken into account from            citizens’ initiatives and political re-
the start of planning on a par with the         presentatives. This allowed including
topics of transport, engineering and            the interests, concerns, and propos-
cost effectiveness.                             als from the regions into the plan-
                                                ning process. The result is an optimal
The new construction section Vi-                project developed in cooperation with
enna - St. Pölten is one of the first           all concerned parties.
infrastructure projects in Austria to be
submitted to an environmental impact
assessment pursuant to the Austrian             Protecting nature and the
EIA Act.                                        environment                               Game bridge

                                                Already in the planning phase, many
Citizen participation model                     preventative and compensatory eco-        In the construction phase, natural
Ephesos                                         logical measures were defined for the     monuments will receive special protec-
                                                realisation of the new construction       tion to avoid any damages. Flowering,
The quality of planning determines              section Vienna – St. Pölten.              spawning and breeding seasons were
to a large extent the benefit and the                                                     taken into account in the construction
citizens’ acceptance of a project. Fol-         Long before the first construction        schedule. Generous game guidance
lowing the example of the ancient               measure took place, extensive surveys     facilities and passages for amphibians
Greek town of Ephesos, a communi-               on the existing animals and plants,       ensure the preservation of the diver-
cation model was developed for the              the quality and quantity of the flowing   sity of species.
new construction section Vienna – St.           and surface water bodies, the air qual-
Pölten with the aim to integrate all            ity and soil conditions were conducted    The river Große Tulln, which up to
concerned interest groups into the              in order to be able to compensate any     now has been regulated, had to be re-
planning process as early as possible.          adverse effects.                          located and was renaturalised accord-

Rapid conversion train for the track construction in the Tullnerfeld
        10     New Construction Section Vienna – St. Pölten

                                                          sion monitors the compliance and
                                                          implementation of all these measures
                                                          during the entire construction period.

                                                          Archaeological excavations

                                                          Special attention was also paid to the
                                                          preservation of cultural assets during
                                                          the realisation of the new construction
                                                          section Vienna – St. Pölten. A sched-
                                                          ule was developed in cooperation
                                                          with the Federal Office for Historical
                                                          Monuments to allow archaeological
                                                          excavations to take place on a total
                                                          area of approximately 700,000 m²
                                                          before start of construction works.
                                                          20 find spots at the Southern edge of
Noise protection wall                                     the Tullnerfeld, in the Perschling and    Excavation of a burial place
                                                          Traisen Valley provided rich findings
                                                          from 20,000 years and sensational
               ing to the latest hydro-engineering        scientific results.                       dust. Therefore a service road was
               guidelines. New habitats are created                                                 constructed along the new railway line.
               with the flood retention basins along                                                After completion of major construction
               the route.                                 Construction site logistics               works the road is now part of the local
                                                                                                    road network.
               Following completion of the construc-      To be able to manage the required
               tion works, local trees and shrubs will    construction site transports as in-       In the Western section, certain project
               be planted on all utilised areas accord-   dependent from the existing road          units were anticipated and separate
               ing to a special landscaping concept.      network as possible. Furthermore          access roads to the sites constructed
                                                          settlement areas had to be relieved       in order to manage mass transports
               The ecological construction supervi-       as much as possible from noise and        on the future railway route. The gravel

Mass transports on the railway service road
                                                                              New Construction Section Vienna – St. Pölten        11

pits in the environs were filled with
the excavation material from the tun-
nel chain Perschling.

A mass balance was prepared for the
realisation of the new construction
section Vienna – St. Pölten taking into
account the material properties in
order to reuse the excavation material
from the tunnel areas as fill material
for the tracks and for noise protection
embankments in places as close as
possible to the construction sites.

Up to 6,000 m³ of excavation material
from the driving of the Wienerwald
Tunnel were transported daily to an
interim storage site via conveyor belts.
From there, some of the material was        Loading of railway wagons at the Eastern driving of the Wienerwald Tunnel
transported via the service road to
the neighbouring section Tullnerfeld
and used for the noise protection           lated from the Eastern driving of the        vibration values caused by the rail-
embankments and the railway tracks.         Wienerwald Tunnel was removed by             way operation to a minimum. Noise
The remaining material was deposited        railway. A special loading siding was        protection walls or noise protection
in an approximately 8 ha site at the        constructed for this purpose.                embankments with plants are con-
close-by Wienerwald. After comple-                                                       structed everywhere where there are
tion of the tunnel driving works, the                                                    settlement areas close by.
terrain will be modelled, planted and       Noise and vibration protection
reforested in the hilly shape typical for                                                Tunnels in built up areas and shallow
the Wienerwald.                             Many measures are taken for the new          cover are equipped with mass spring
                                            construction section Vienna – St. Pölten     systems. This will mitigate vibrations
Almost all of the material accumu-          in order to reduce the noise and             emitted by train operation.

Area matting for light and medium mass-spring system

ÖBB-Infrastruktur Bau AG

Project Management Western Line East 1, 2, and 4
Sparkassaplatz 6
1150 Vienna
Phone +43 1 93000 45 731 (Project Management Western Line East 1)
Phone +43 1 93000 45 741 (Project Management Western Line East 2)
Phone +43 1 93000 45 761 (Project Management Western Line East 4)

Administrative Department Project Information
Wilhelmstraße 64
1120 Vienna
Phone +43 1 93000 45 943

Info boxes:
Topical focus Wienerwald Tunnel
Provincial service road Chorherrn - Klein-Staasdorf
3430 Chorherrn
Opening hours:
daily from 9 am to 6 pm

Topical focus Reactivation of Western Loop Line near Tulln
Parkplatz Wilhelmstraße
3030 Tulln an der Donau
Opening hours:
daily from 9 am to 7 pm

Topical focus Tunnel Chain Perschling
Baubüro, Rassing 100
3141 Kapelln
Advance request required
Phone: 02784 201 48 31

ÖBB-CI&M Werbeagentur GmbH commissioned by ÖBB-Infrastruktur Bau AG
Prod. No.: 31730939
Media Owners: ÖBB-Infrastruktur Bau AG
Text: ÖBB-Infrastruktur Bau AG
Photos: ÖBB-Infrastruktur Bau AG, Bundesdenkmalamt [Federal Office for Historical Monuments]
Graphics: Irene Weichselbaumer
Print: Paul Gerin, PG-DVS, 1150 Vienna