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

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


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

  2. Geofoam Research Consortium

  3. Geofoam Research Consortium Jan Vaslestad Jan Vaslestad Steven Bartlett David Arellano

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

  5. Topics • EPS Properties • Design and Construction Considerations g • Applications for Transportation Projects • Performance Monitoring

  6. EPS Manufacturing raw styrene beads steam expanded (1 st steam heating) block molding (2 nd steam heating) block placement

  7. Summary of EPS Geofoam Properties (EPS19 is the most commonly used density for roadway construction) Source: ASTM D6817

  8. 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/m 3 16 to 45.7 kg/m 3 ( (Legacy Highway Project, Utah Dept. of Transportation) g y g y j , p p )

  9. Topics • EPS Properties • Design and Construction Considerations g • Applications for Transportation Projects • Performance Monitoring

  10. Material, Design and Construction Considerations • Material • Construction • Density • Bedding Material Bedding Material • Compressive Resistance (Modulus) • Compaction • Insect Control Additive • Handling • Flame Resistance Additive • Block Dimensions • Moisture Absorption i b i • Block Layout & Placement • Cover and UV protection • Design • Concentrated Loads • Concentrated Loads • Quality Assurance/Control • Seismic Loads • Specifications / Provisions • Drainage / Buoyancy • Testing and Sampling • Protection Against Chemical Degradation Protection Against Chemical Degradation • Inspection I ti • Settlement • Corrective Action • Creep • Internal and External Stability y • Bearing Capacity • Pavement Design

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

  12. 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

  13. Topics • EPS Properties • Design and Construction Considerations g • Applications for Transportation Projects • Performance Monitoring

  14. 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

  15. Roadway Widening

  16. Roadway Widening (I ‐ 15 Project) Salt Lake City Utah, USA

  17. Roadway Widening (I ‐ 15 Project) Largest geofoam project worldwide 100,000 cubic meters of geofoam

  18. Road Widening (I ‐ 15 Project) Upper Bonneville Clay Interbeds Lower Bonneville Clay Subsurface Profile in Salt Lake Valley

  19. Road Widening (I ‐ 15 Project – Settlement Record) 2.5 year duration Primary Settlement Primary Settlement

  20. Roadway Widening (I ‐ 15 Project) Geofoam Embankment, Salt Lake City, Utah

  21. Roadway Widening (I ‐ 15 Project) I ‐ 15 Reconstruction Project Salt Lake City, Utah

  22. Roadway Widening (I ‐ 15 Project) Completed Load Distribution Slab Reinforced Concrete Load Distribution Slab

  23. Geofoam for Rapid Construction Comparison of Construction Times Comparison of Construction Times 35 Conventional 30 Geofoam eeks) 25 Time (We 20 15 struction 10 5 Cons 0 Preparation Construction Settlement Finish Work Total Typical Construction Time from I ‐ 15 Project

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

  25. Field Testing and Monitoring Magnet Extensometer Magnet Extensometer Installation

  26. 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

  27. Field Testing and Monitoring Horizontal Inclinometer

  28. Ground and Pavement Surveys

  29. 3300 South Compression of EPS Date Date 11/16/99 11/10/00 1/20/99 3/21/99 5/20/99 7/19/99 9/17/99 1/15/00 3/15/00 5/14/00 7/13/00 9/11/00 3/10/01 1/9/01 5/9/01 7/8/01 9/6/01 0 10 20 m) 30 LEVEL 6 LEVEL 6 ttlement (m 6m 40 LEVEL 4 50 LEVEL 2 60 60 Set LEVEL 0 70 80 90 Construction Completed (8/2/99) 100 Level 0 Level 2 Level 4 Level 6 Level 6 Level 8 Load Distribution Slab placed Load Distribution Slab Curb placed Granular Borrow placed Open Graded Base placed PCCP Pavement placed

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

  31. Road Construction Over Poor Soils

  32. Road Construction Over Poor Soils Flom Bridge – 1972 – Lillestrom, Norway

  33. Road Construction Over Poor Soils SR ‐ 519 Interchange Seattle, Washington

  34. Road Construction Over Poor Soils St. Rosa Road Private Road Constructed Over Rice Fields St. Rosa, Philippines

  35. Road Construction Over Poor Soils Reclaimed Land – Casino Project – Manila Philippines

  36. Road Construction Over Poor Soils Reclaimed Land – Aruze Project – Manila Philippines

  37. Road Construction Over Poor Soils Reclaimed Land – Casino Project – Manila Philippines

  38. Bridge Abutments

  39. Bridge Approaches North Temple Viaduct – Salt Lake City, Utah

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

  41. Temporary Bridge Supported on EPS Grimsoyveien Norway y

  42. Temporary Bridge Supported on EPS Lokkeberg Bridge, Norway

  43. Temporary Bridge Supported on EPS Lokkeberg Bridge, Norway

  44. Temporary Bridge Supported on EPS Lokkeberg Bridge, Norway

  45. Temporary Bridge Supported on EPS Lokkeberg Bridge, Norway

  46. Permanent Bridge Supported on EPS EPS block Hjelmungen bru, Norway

  47. Permanent Bridge Supported on EPS Hjelmungen bru, Norway

  48. Permanent Bridge Supported on EPS Hjelmungen bru, Norway

  49. Permanent Bridge Supported on EPS Hjelmungen bru, Norway

  50. Bridge / Tunnel Underfill Tunnel Infill Tucker Blvd. Tunnel Infill, Tucker Blvd., I 215 at 3300 South I ‐ 215 at 3300 South, St. Louis, Missouri Salt Lake City, Utah

  51. Culverts (Light ‐ Weight Fill)

  52. Culverts (Light ‐ Weight Fill) UTA Commuter Rail Widening Over g Unknown location Existing Culvert, Corner Canyon, Draper, Utah

  53. Pipeline Protection W Wasatch t h Fault Wasatch Fault at Little Cottonwood Canyon

  54. Pipeline Protection

  55. Pipeline Protection Wasatch Fault – Salt Lake City Segment

  56. Pipelines (Light ‐ weight Cover Over Faults) Asphalt LDS EPS Pipe with Sand Lightweight Cover System Lightweight ‐ Cover System Displacement Vectors During Failure

  57. Pipelines (Light ‐ weight Cover Over Faults) Force – Displacement Relation

  58. Pipelines (Light ‐ weight Cover Over Faults) Pipeline Crossing, Salt Lake City, Utah

  59. Pipelines (Light ‐ weight Cover Over Faults

  60. Light ‐ Weight Backfill

  61. Buried Structures and Walls (Light ‐ Weight Backfill) Federal Courthouse – Salt Lake City Federal Courthouse Salt Lake City IHC Hospital IHC Hospital – Murray, Ut Murray Ut Casino/Hotel – Reidoso, NM

  62. Rail Embankments

  63. Light Rail Embankments UTA –Light Rail – Salt Lake City, Utah

  64. Light Rail Embankments UTA –Light Rail – Salt Lake City, Utah

  65. Light Rail Embankments UTA –Light Rail – Salt Lake City, Utah

  66. Commuter Rail Embankments Front Runner – UTA – Corner Canyon – Draper Utah

  67. Slope Stabilization

  68. Slope Stabilization Pavement Cracking Pavement Cracking Scarp Scarp AL DOT AL DOT Al b Alabama DOT DOT

  69. Slope Stabilization Overview of EPS Block Placement Configuration Alabama DOT

  70. Slope Stabilization Backfill Placement Behind EPS Completed Road Alabama DOT

  71. Slope Stabilization SR264 at 2 nd Mesa, Arizona

  72. Topics • EPS Properties • Design and Construction Considerations g • Applications for Transportation Projects • Performance Monitoring

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