Use of EPS Geofoam in Transportation Systems Steven F. Bartlett, - - PowerPoint PPT Presentation

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Use of EPS Geofoam in Transportation Systems Steven F. Bartlett, - - PowerPoint PPT Presentation

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Use of EPS Geofoam in Transportation Systems Steven F. Bartlett, Ph.D. P.E Associate Professor Department of Civil and Environmental Engineering Istanbul, Turkey Geofoam Research Consortium Geofoam Research Consortium Jan Vaslestad Jan Vaslestad

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Use of EPS Geofoam in Transportation Systems

Steven F. Bartlett, Ph.D. P.E Associate Professor Department of Civil and Environmental Engineering Istanbul, Turkey

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SLIDE 2

Geofoam Research Consortium

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SLIDE 3

Geofoam Research Consortium

Jan Vaslestad Steven Bartlett David Arellano Jan Vaslestad

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SLIDE 4

Resources

Authors: Stark, Bartlett and Arellano, 2012 www.civil.utah.edu\~bartlett\geofoam

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SLIDE 5

Topics

  • EPS Properties
  • Design and Construction Considerations

g

  • Applications for Transportation Projects
  • Performance Monitoring
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SLIDE 6

EPS Manufacturing

raw styrene beads steam expanded (1st steam heating) block molding (2nd steam heating) block placement

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SLIDE 7

Summary of EPS Geofoam Properties

(EPS19 is the most commonly used density for roadway construction) Source: ASTM D6817

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Expanded‐Polystyrene Block Geofoam

  • Typical Block
  • Typical Block

dimensions

– 0.6 x 1.2 x 2.4 m – 0.8 x 1.2 x 4.9 m

  • Density/unit weight

16 to 45 7 kg/m3 16 to 45.7 kg/m3 (Legacy Highway Project, Utah Dept. of Transportation) ( g y g y j , p p )

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SLIDE 9

Topics

  • EPS Properties
  • Design and Construction Considerations

g

  • Applications for Transportation Projects
  • Performance Monitoring
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SLIDE 10

Material, Design and Construction Considerations

  • Material
  • Density
  • Construction
  • Bedding Material
  • Compressive Resistance (Modulus)
  • Insect Control Additive
  • Flame Resistance Additive

i b i Bedding Material

  • Compaction
  • Handling
  • Block Dimensions
  • Moisture Absorption
  • Design
  • Concentrated Loads
  • Block Layout & Placement
  • Cover and UV protection
  • Concentrated Loads
  • Seismic Loads
  • Drainage / Buoyancy
  • Protection Against Chemical Degradation
  • Quality Assurance/Control
  • Specifications / Provisions
  • Testing and Sampling

I ti Protection Against Chemical Degradation

  • Settlement
  • Creep
  • Internal and External Stability
  • Inspection
  • Corrective Action

y

  • Bearing Capacity
  • Pavement Design
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Compressive Resistance

0.9 1 0.7 0.8 Stress EPS19‐4 0 4 0.5 0.6 d Vertical 0 2 0.3 0.4 Normalized Design Value 0.1 0.2 N 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 Vertical Strain (%)

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Design Guidance for Transportation Projects

  • Current Design Methods / Guidance
  • Norwegian Public Roads Administration (1987 1992)
  • Norwegian Public Roads Administration (1987, 1992)
  • Japanese – EDO (1996, 2001)
  • Draft European Design Code (1998)
  • I‐15 Reconstruction Project (1998‐2001)
  • NCHRP 529 and Web Document 65 (2004)
  • European EPS White Book (2011)

p ( )

  • NCHRP Project 24‐11(02) Phase I Study (slopes) (2011)
  • Various Research Reports
  • Technical Papers
  • Technical Papers

Available from: www.civil.utah.edu\~bartlett\geofoam

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Topics

  • EPS Properties
  • Design and Construction Considerations

g

  • Applications for Transportation Projects
  • Performance Monitoring
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Primary Uses For Transportation Projects

  • Roadway widening

y g

  • Road construction over poor soils
  • Bridge abutments
  • Bridge underfill
  • Bridge underfill
  • Culverts, pipelines and buried structures
  • Railway embankment
  • Light‐weight backfill
  • Slope stabilization
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Roadway Widening

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Roadway Widening (I‐15 Project)

Salt Lake City Utah, USA

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Roadway Widening (I‐15 Project)

Largest geofoam project worldwide 100,000 cubic meters of geofoam

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Road Widening (I‐15 Project)

Upper Bonneville Clay Lower Bonneville Clay Interbeds

Subsurface Profile in Salt Lake Valley

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Road Widening (I‐15 Project – Settlement Record)

Primary Settlement 2.5 year duration Primary Settlement

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Roadway Widening (I‐15 Project)

Geofoam Embankment, Salt Lake City, Utah

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Roadway Widening (I‐15 Project)

I‐15 Reconstruction Project Salt Lake City, Utah

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Roadway Widening (I‐15 Project)

Completed Load Distribution Slab Reinforced Concrete Load Distribution Slab

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Geofoam for Rapid Construction Comparison of Construction Times Comparison of Construction Times

35 25 30

Conventional Geofoam

eeks)

15 20

Time (We

5 10

struction

Preparation Construction Settlement Finish Work Total

Cons Typical Construction Time from I‐15 Project

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Field Testing and Monitoring

ROW OF SURVEY POINTS AT FACE OF WALL 25 MM - PVC STAND PIPE ROW OF SURVEY POINTS ALONG OUTSIDE EDGE OF EMERGENCY LANE ROW OF SURVEY POINTS ALONG INSIDE EDGE OF MOMENT SLAB CONCRETE PAVEMENT ROAD BASE LOAD DISTRIBUTION SLAB LEVEL 7.5 SQUARE PLATE WITH MAGNET RING LEVEL 6 6.5 TO 7.3 m GEOFOAM BLOCKS LEVEL 4 LEVEL 2 HEIGHT VARIES GRANULAR BACKFILL LEVEL 0 BEDDING SAND 2.5 m VIBRATING WIRE TOTAL PRESSURE CELL

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Field Testing and Monitoring

Magnet Extensometer Magnet Extensometer Installation

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Field Testing and Monitoring

Vibrating Wire Total Pressure Cells Hotwire Cut Slot for Pressure Cell Pressure Cell Cast in Bridge Abutment Pressure Cell in Base Sand

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Field Testing and Monitoring Horizontal Inclinometer

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Ground and Pavement Surveys

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3300 South Compression of EPS

Date

1/20/99 3/21/99 5/20/99 7/19/99 9/17/99 11/16/99 1/15/00 3/15/00 5/14/00 7/13/00 9/11/00 11/10/00 1/9/01 3/10/01 5/9/01 7/8/01 9/6/01

Date

10 20 30

m)

LEVEL 6

40 50 60

ttlement (m

LEVEL 4

LEVEL 2

LEVEL 6

6m

60 70 80

Set

LEVEL 0

90 100

Level 0 Level 2 Level 4 Level 6 Construction Completed (8/2/99) Level 6 Level 8 Load Distribution Slab placed Load Distribution Slab Curb placed Granular Borrow placed Open Graded Base placed PCCP Pavement placed

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Field Testing and Monitoring l i i h Settlement Monitoring 100 South Street

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Road Construction Over Poor Soils

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Road Construction Over Poor Soils

Flom Bridge – 1972 – Lillestrom, Norway

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Road Construction Over Poor Soils

SR‐519 Interchange Seattle, Washington

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Road Construction Over Poor Soils

  • St. Rosa Road

Private Road Constructed Over Rice Fields

  • St. Rosa, Philippines
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Road Construction Over Poor Soils

Reclaimed Land – Casino Project – Manila Philippines

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Road Construction Over Poor Soils

Reclaimed Land – Aruze Project – Manila Philippines

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Road Construction Over Poor Soils

Reclaimed Land – Casino Project – Manila Philippines

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Bridge Abutments

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Bridge Approaches

North Temple Viaduct – Salt Lake City, Utah

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Bridge Abutment

Overpass, 5300 S. over UTA TRAX Salt Lake City, Utah I‐15 Reconstruction, Salt Lake City, Utah

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Temporary Bridge Supported on EPS

Norway Grimsoyveien y

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Temporary Bridge Supported on EPS

Lokkeberg Bridge, Norway

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Temporary Bridge Supported on EPS

Lokkeberg Bridge, Norway

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Temporary Bridge Supported on EPS

Lokkeberg Bridge, Norway

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Temporary Bridge Supported on EPS

Lokkeberg Bridge, Norway

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Permanent Bridge Supported on EPS

EPS block Hjelmungen bru, Norway

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Permanent Bridge Supported on EPS

Hjelmungen bru, Norway

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Permanent Bridge Supported on EPS

Hjelmungen bru, Norway

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Permanent Bridge Supported on EPS

Hjelmungen bru, Norway

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Bridge / Tunnel Underfill

Tunnel Infill Tucker Blvd. I 215 at 3300 South Tunnel Infill, Tucker Blvd.,

  • St. Louis, Missouri

I‐215 at 3300 South, Salt Lake City, Utah

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Culverts (Light‐Weight Fill)

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Culverts (Light‐Weight Fill)

UTA Commuter Rail Widening Over Unknown location g Existing Culvert, Corner Canyon, Draper, Utah

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Pipeline Protection

W t h Wasatch Fault

Wasatch Fault at Little Cottonwood Canyon

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Pipeline Protection

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Pipeline Protection Wasatch Fault – Salt Lake City Segment

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Pipelines (Light‐weight Cover Over Faults)

LDS Asphalt EPS Pipe with Sand Lightweight Cover System Lightweight‐Cover System Displacement Vectors During Failure

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Pipelines (Light‐weight Cover Over Faults)

Force – Displacement Relation

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Pipelines (Light‐weight Cover Over Faults)

Pipeline Crossing, Salt Lake City, Utah

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Pipelines (Light‐weight Cover Over Faults

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Light‐Weight Backfill

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Buried Structures and Walls (Light‐Weight Backfill)

Federal Courthouse – Salt Lake City IHC Hospital Murray Ut Federal Courthouse Salt Lake City IHC Hospital – Murray, Ut Casino/Hotel – Reidoso, NM

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Rail Embankments

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Light Rail Embankments

UTA –Light Rail – Salt Lake City, Utah

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Light Rail Embankments

UTA –Light Rail – Salt Lake City, Utah

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Light Rail Embankments

UTA –Light Rail – Salt Lake City, Utah

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Commuter Rail Embankments

Front Runner – UTA – Corner Canyon – Draper Utah

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Slope Stabilization

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Slope Stabilization

Pavement Cracking Scarp Pavement Cracking Scarp

AL DOT AL DOT

Al b DOT Alabama DOT

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Slope Stabilization

Overview of EPS Block Placement Configuration Alabama DOT

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Slope Stabilization

Backfill Placement Behind EPS Completed Road Alabama DOT

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Slope Stabilization

SR264 at 2nd Mesa, Arizona

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Topics

  • EPS Properties
  • Design and Construction Considerations

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  • Applications for Transportation Projects
  • Performance Monitoring
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Awards

ASCE 2002 Outstanding Civil Engineering Achievement (OPAL) Award, Wasatch Constructors I‐15 Reconstruction Design‐Build Team, Salt Lake City, Wasatch Constructors I 15 Reconstruction Design Build Team, Salt Lake City, Utah ACEC Arizona 2006 Grand Award, Rockfall Containment and Safety, SR 264 at 2nd Mesa, Arizona ASCE 2010 Local Outstanding Civil Engineering Achievement Awards, / Geotechnical Category – Outstanding Award SR 519 / I‐90 to SR 99, Intermodal Access I/C Improvements Phase 2 Design Build Project Seattle, Washington Rebuilding America’s Infrastructure Magazine 2012, Best of America’s Infrastructure – Cost Saving Approaches, Geofoam Embankments UTA TRAX line Salt Lake City Utah Geofoam Embankments, UTA TRAX line, Salt Lake, City, Utah

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Questions