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3/10/20141Slide
1RailTEC@IllinoisSlab
(Ballastless)
TracksHigh
Speed
Rail
Engineering
TC
KaoConrad
Ruppert,
Jr.Rail
Transportation
&
Engineering
Center
(RailTEC)Department
of
Civil
and
Environmental
EngineeringSlide
2RailTEC@IllinoisSection
Outline
International
Examples
of
Slab
Track‐
Bottom‐Up
Method
(J‐Track)‐
Top‐Down
Method
(RHEDA)
Chinese
Examples
of
Slab
Track
Other
Examples
of
Slab
Track‐
Low
Vibration
Track‐
Embedded
Track3/10/2014RailTEC@Illinois
Slide
3RailTEC@Illinois
Bottom‐Up
Method
(J
‐
Track)©
2013
University
of
Illinois
at
Urbana-Champaign.
All
Rights
Reserved
Construction
Sequence
J‐Track
Fasteners
and
Rail
3.
CA
Mortar
and
J-Slab
2.
Roadbed
Concrete1.
Civil
Structure
Slide
4
23/10/20143Slide
5RailTEC@IllinoisConcrete
RoadbedSlide
6RailTEC@IllinoisAssembly
&
Storage
of
Re‐Bar3/10/20144Slide
7RailTEC@IllinoisRe‐Bar
in
FormsSlide
8RailTEC@IllinoisInspection
of
Completed
Slabs3/10/20145Slide
9RailTEC@IllinoisFastening
SystemFor
TunnelsFor
Open
TrackSlide
10RailTEC@IllinoisOn‐Site
Storage
of
Slabs3/10/20146Slide
11RailTEC@IllinoisOn‐Site
Storage
of
SlabsSlide
12RailTEC@IllinoisRail
Distribution3/10/20147Slide
13RailTEC@IllinoisRail
DistributionSlide
14RailTEC@IllinoisRail
Distribution3/10/20148Slide
15RailTEC@IllinoisTemporary
Track
ConstructionSlide
16RailTEC@IllinoisDistributing
J‐Slab
Panels3/10/20149Slide
17RailTEC@IllinoisInstalling
J‐Slab
PanelsSlide
18RailTEC@IllinoisInstalling
J‐Slab
Panels3/10/201410Slide
19RailTEC@IllinoisInstalling
J‐Slab
PanelsSlide
20RailTEC@IllinoisLeveling
the
J‐Slab3/10/201411Slide
21RailTEC@IllinoisCA
Mortar
Injection
UnitSlide
22RailTEC@IllinoisInjecting
CA
Mortar
Under
J‐Slab3/10/201412Slide
23RailTEC@IllinoisChecking
the
Fill
LevelSlide
24RailTEC@IllinoisSlab
Joint3/10/201413Slide
25RailTEC@IllinoisFilled
CA
Mortar
BagsSlide
26RailTEC@IllinoisCaulking3/10/201414Slide
27RailTEC@IllinoisPreliminary
Rail
AdjustmentSlide
28RailTEC@IllinoisRail
Leveling
(Wedging)
3/10/2014Track
Geometry
Survey
and
Adjustment
RailTEC@Illinois
TrackMaster
Recording
TrolleyMEASUREANALYZEADJUST
Slide
29Adjustable
Pad
Bags
&
Resin
Injection
RailTEC@Illinois
Installation
of
resin
pad
bags
&
resin
injection
(4
to
10mm)
upon
satisfactory
adjustment
of
the
track,
Slide
30
153/10/201416Slide
31RailTEC@IllinoisCompletion
of
Pad
InstallationSlide
32RailTEC@IllinoisDe‐Stressing
Rail
at
IRJ
3/10/201417Slide
33RailTEC@IllinoisRail
De‐StressingSlide
34RailTEC@IllinoisRail
Grinding3/10/201418Slide
35RailTEC@IllinoisRail
GrindingSlide
36RailTEC@IllinoisRail
Grinding
Complete3/10/201419Slide
37RailTEC@IllinoisInternal
Rail
Defect
InspectionSlide
38RailTEC@IllinoisUltrasonic
Test
Equipment3/10/201420Slide
39RailTEC@IllinoisFinal
Track
Geometry
CheckSlide
40RailTEC@IllinoisIn
Service3/10/2014RailTEC@Illinois
Slide
41RailTEC@Illinois
3
4
21
Slide
42
21
Top‐Down
Method
RHEDA
Track©
2013
University
of
Illinois
at
Urbana-Champaign.
All
Rights
Reserved
Construction
Sequence
RHEDA
Track3/10/201422Slide
43RailTEC@IllinoisElastomeric
Pads
and
FoilSlide
44RailTEC@IllinoisAdjusting
and
Aligning
TrackThe
track
is
aligned
using
jacks,
spindles
and
lateral
bracing3/10/201423Slide
45RailTEC@IllinoisInstalling
Top
ReinforcementSlide
46RailTEC@IllinoisInstalling
Formwork3/10/201424Slide
47RailTEC@IllinoisFinal
Survey
and
AdjustmentThe
track
is
checked
and
final
adjustment
is
made
beforepouring
concreting
using
the
Hergie
Survey
SystemSlide
48RailTEC@IllinoisPouring
Concrete
Concrete
is
poured
at
night
to
avoid
thermal
variations
in
railaffecting
track
alignment.
Rail
fastenings
are
removed
to
preventthermal
movement
of
the
rail
affecting
track
alignment.25Slide
50©
2013
University
of
Illinois
at
Urbana-Champaign.
All
Rights
Reserved
3/10/2014Completed
Section
of
RHEDA
Track
RailTEC@Illinois
Slide
49
Chinese
Slab
Track
RailTEC@Illinois26
3/10/2014Chinese
Slab
Track
Types
RailTEC@Illinois
Slide
51RailTEC@Illinois
Slide
52CRTS
I
Slab
TrackCRTS
II
Slab
TrackCRTS
III
Slab
TrackCRTS
I
Sleeper
TrackCRTS
II
Sleeper
TrackCRTS
T
Slab
Construction
SequencePrecast
SlabBuild
Roadbed
&
StopperInstall
SlabInject
CA
MortarCaulkDistribute
RailInstall
Resin
PadFasten
Rail27
3/10/2014Slab
Factory
RailTEC@IllinoisFull
ViewWorkshop
Mixing
Area
Storage
of
Re-bar
Slide
53Assembly
of
Rebar
RailTEC@Illinois
Slide
543/10/201428Slide
55RailTEC@IllinoisAssembly
of
RebarSlide
56RailTEC@IllinoisPlace
Rebar
in
Forms3/10/201429Slide
57RailTEC@IllinoisPour
Concrete
in
FormsSlide
58RailTEC@IllinoisConcrete
Curing
Equipment3/10/201430Slide
59RailTEC@IllinoisDemoldingSlide
60RailTEC@IllinoisPrestressing3/10/201431Slide
61RailTEC@IllinoisInspection
of
Completed
SlabsSlide
62RailTEC@IllinoisStorage
of
Slabs3/10/201432Slide
63RailTEC@IllinoisField
ProcessSlide
64RailTEC@IllinoisTemplate
of
Roadbed3/10/201433Slide
65RailTEC@IllinoisRebar
in
RoadbedSlide
66RailTEC@IllinoisPouring
Roadbed
Concrete3/10/201434Slide
67RailTEC@IllinoisCured
RoadbedSlide
68RailTEC@IllinoisBuilding
the
Stopper3/10/201435Slide
69RailTEC@IllinoisMeasurementSlide
70RailTEC@IllinoisMeasurement
Standards3/10/201436Slide
71RailTEC@IllinoisMeasurement
StandardsSlide
72RailTEC@IllinoisInstalling
Temporary
Track3/10/201437Slide
73RailTEC@IllinoisInstalling
Temporary
TrackSlide
74RailTEC@IllinoisInstalling
Temporary
Track3/10/201438Slide
75RailTEC@IllinoisDistributing
SlabsSlide
76RailTEC@IllinoisInstalling
Slabs3/10/201439Slide
77RailTEC@IllinoisInstalling
SlabsSlide
78RailTEC@IllinoisAdjusting
Slabs3/10/201440Slide
79RailTEC@IllinoisAdjustment
ToolsSlide
80RailTEC@IllinoisAdjustment
Tools3/10/201441Slide
81RailTEC@IllinoisInjecting
CA
MortarSlide
82RailTEC@IllinoisMortar
Delivery
Equipment3/10/201442Slide
83RailTEC@IllinoisDelivering
MortarSlide
84RailTEC@IllinoisInjecting
Mortart3/10/201443Slide
85RailTEC@IllinoisCaulking
at
StopperSlide
86RailTEC@IllinoisDistributing
Rail3/10/201444Slide
87RailTEC@IllinoisResin
PadsSlide
88RailTEC@IllinoisInstalling
Resin
Pads3/10/201445Slide
89RailTEC@IllinoisInstalling
and
De‐stressing
RailSlide
90RailTEC@IllinoisWelding
Rail46Slide
92©
2013
University
of
Illinois
at
Urbana-Champaign.
All
Rights
Reserved
3/10/2014
Work
Complete
RailTEC@Illinois
Slide
91Low
Vibration
Track
(LVT)
RailTEC@Illinois3/10/201447Slide
93RailTEC@IllinoisTypical
Cross‐SectionSl
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