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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
Advisor: Jörg Fenske, Dipl.-Ing.
1
Slab Track System ÖBB–PORR Elastically Supported Track Base Plate
www.porr-group.com
Angela Kuo Porr Bau GmbH Railway Division
www.porr-group.com
10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
2
Slab track development in Austria
Construction (space requirements,...)
Method (sensitivity of laying,...)
Quality (track set, acoustics,...)
Economy
The ÖBB–PORR elastically suspended track support layer is now the STANDARD SYSTEM in Austria
www.porr-group.com
10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
3
Main element
- track base plate -
(TBP)
System Design
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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operating characteristics of
elastic separation layer
System Design
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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• Low construction dimensions
>43
0
Vergussbeton
40
Cross-section through pouring aperture Querschnitt durch Vergussöffnung
Vergussbeton
40
Cross-section beside pouring aperture Querschnitt neben Vergussöffnung
1.600 1.700
3.300
1.730 1.570
1.520
86.0 66.0 94.01.680
74.0
78
.04
5.5
32
.5
Gle
isac
hse
Tu
nn
ela
chse
Vergussbeton
G le istragpla tte
Schotterauffü llung
+0,18
-0.60
SO K ±0.00
• High degree of prefabrication
System Design
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Construction process
Construction
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Phase 1
• Elastomeric layer• Drainage formwork• Endstops• Reinforcement mat• Earthing rod
Construction
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Phase 2:
• Track base plates• Rail installation• Track positioning
Construction
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
9
Phase 3:
• Formwork• Reinforcement cage• Concreting with SCC• Surveying of track
Construction
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10/11/2011
Sofia
Precision of Track Base Plate
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
+/- 0,3 mm tolerance for precast
10
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
11
Description of the system
High-speed tests:
V 300 km/h
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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System Developments Transitional Areas with System ÖBB-PORR
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Options
Highly-modular formwork to produce variable dimensions according to the project‘s requirements
Standard 5.16 m
Variation X m Variation Y m
2.4
m
2.1
m
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Schallabsorber
S chnitt A -A
FührungsschieneAdapterp latte
Ausgle ichsplatte
E lastom ere A usgle ichsplatte
E lastom ere Ausgle ichsplatte
G ew indestange
G rundplatte
Ankerstange
S chnitt B -B
G leism agnet
Fahrsperre
Beschichtete Bew ehrungz.B . m it AG R O VAN 209 in FTG S-Bere ichen
S trom schienenträger R EH AUhöhenverste llbar
Adapterp latte
Ausgle ichsplatte
E lastom ere A usgle ichsplatte
Adapterp latte
Ausgle ichsplatte
E lastom ere A usgle ichsplatte
S chnitt C -C
• Noise absorbers fit for traffic
• Guard rails
• Emergency breaking system
• Track magnets
• Power rails
Options
Track equipment:
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Options
Accessible noise dampers for emergency road vehicles
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ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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till 1,80 m
Large openings
823
U nterbeton
SO K 0.00
-1.32
Entw ässerungsrohr
Tübbing
16
-1 .55
G efällebeton
1.836
1.800
-0.47
1.80050 50
30 302 2
18 18
Aussparung 1800/700
R iffe lb lech 7/9 feuerverzinkt
W inkelprofil feuerverzinktE lastische Beschichtung
G le istragplatte
Vergussbeton
Options
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Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Derailment repair
Repair and replacement
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Repair and replacement
Replacement concept
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
Adjustment of settlements (large)
Adjustment using Track Base Plate
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Austria – Tauern Tunnel
• 10 km of slab track• In tunnel• Reduction of track gradient• Increased tunnel clearance
• Construction during single-track operation
Slab track projects
Slab TrackBallast Track
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Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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• On 25 bridges
• 5.6 km of slab track
• With mass-spring-system• 4 Turnouts in slab track• 6 bridge expansion joint
construction• 50 transitional
construction
Berlin Lehrte station
East–West connection
Slab track projects
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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• In tunnel
• 20 km of slab track
• 13 km of light, medium & heavy MS systems
• 49 turnouts in slab track
Slab track projectsBerlin Lehrte station
north-south connection
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
Slab track projectsVienna – St. Pölten
High Speed Connection
• 73 km of slab track
• Mass-spring-systems
• Earthwork
• Bridges
• Tunnels
• In construction until 2012
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10/11/2011
Sofia
High Speed Line VDE 8.2 Erfurt – Leipzig / Halle 90km x 2 (180km slab track)
24 VDE 8.2 Neubaustrecke Erfurt - Leipzig/Halle
(6.970 m) (6.466 m) (2.082 m)
(577 m) (1,012 m) (248 m) (2,668 m) (297 m) (6,465 m / 2,112 m)
16% on bridges 14,5 (29 km)17% in tunnels 16,5 (31 km)67 % earthwork 60,5 (121 km)
ÖBB–PORR Slab Track System with Elastically Suspended Track Support Layer
Slab track projects
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10/11/2011
Sofia
Tauern Tunnel
Slab TrackBallast Track
Arlberg Tunnel Berlin North-South Connection
Emergency Vehicle Access
Mass-Spring-Systems Noise dampers
Tauern Tunnel
Over 270 km track reference
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
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Advantages of the system
Large openings possible
Even surfaced concrete quality
Little reworking
High added value
High degree of prefabrication
High early strength of SCC
Great driving comfort
Small construction dimensions
Low maintenance
Repair and replacement plan
High track precision
Structural-born noise and vibration control
Fast installation
Settlement adjustments possible
www.porr-group.com
10/11/2011
Sofia
ÖBB–PORR Slab Track System with Elastically Supported Track Base Plate
27
Thank you for your attention!