Geofoam Applications in the Design and Construction of Highway Embankments (2004) / Chapter Skim
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From page 5... ...
ii CHAPTER 4 PAVEMENT SYSTEM DESIGN Introduction...................................................................................................................................4-1 Benefits of a Thicker Pavement System .......................................................................................4-3 Drawbacks of a Thicker Pavement System...................................................................................4-7 Utilizing Geofoam Layers with Varying Properties .....................................................................4-7 Separation Materials .....................................................................................................................4-8 Pavement Design Procedures......................................................................................................4-16 Flexible Pavement System Design Catalog ................................................................................4-20 Rigid Pavement System Design Catalog ....................................................................................4-24 Summary of Pavement System Data From Case Histories.........................................................4-26 Typical Dead Load Stress Range Imposed by a Pavement System............................................4-27 Summary.....................................................................................................................................4-30 References...................................................................................................................................4-31 Figures ........................................................................................................................................4-34 Tables..........................................................................................................................................4-36 CHAPTER 5 EXTERNAL (GLOBAL) STABILITY EVALUATION OF GEOFOAM EMBANKMENTS Introduction...................................................................................................................................5-4 Embankment Geometry ................................................................................................................5-5 Embankment Cover ......................................................................................................................5-7 Settlement of Embankment.........................................................................................................5-10 External Bearing Capacity of Embankment................................................................................5-25 External Slope Stability of Trapezoidal Embankments ..............................................................5-33 External Seismic Stability of Trapezoidal Embankments...........................................................5-45 External Slope Stability of Vertical Embankments ....................................................................5-59 External Seismic Stability of Vertical Embankments.................................................................5-68 Hydrostatic Uplift (Flotation)
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From page 6... ...
iii Abutment Design ........................................................................................................................6-50 Durability ....................................................................................................................................6-53 Other Internal Design Considerations.........................................................................................6-55 References...................................................................................................................................6-56 Figures ........................................................................................................................................6-59 Tables..........................................................................................................................................6-81 CHAPTER 7 DESIGN EXAMPLES Introduction...................................................................................................................................7-2 Design Example 1 – Trapezoidal Geofoam Embankment............................................................7-2 Design Example 2 – Lateral Pressures on an Abutment .............................................................7-36 References...................................................................................................................................7-39 Figures ........................................................................................................................................7-40 Tables..........................................................................................................................................7-49 CHAPTER 8 GEOFOAM CONSTRUCTION PRACTICES Introduction...................................................................................................................................8-2 Design ...........................................................................................................................................8-2 Manufacturing...............................................................................................................................8-5 Construction................................................................................................................................8-10 Post Construction ........................................................................................................................8-18 Summary.....................................................................................................................................8-19 References...................................................................................................................................8-19 Figures ........................................................................................................................................8-21 CHAPTER 9 GEOFOAM MQC/MQA Introduction...................................................................................................................................9-3 Definitions ....................................................................................................................................9-3 Basis of the Provisional Standard .................................................................................................9-5 Proposed EPS Material Designation and Minimum Allowable Values of MQC/MQA Parameters.............................................................................................................................9-9 MQC/MQA Test Requirements ..................................................................................................9-12 Basis of the Proposed Manufacturing Quality Control (MQC) and Manufacturing Quality Assurance (MQA)
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From page 7... ...
iv Design Details for Trapezoidal EPS Embankments ...................................................................10-2 Design Details for Vertical EPS Walls .......................................................................................10-3 Design Details for Bridge Abutments.........................................................................................10-4 Utility and Roadway Hardware Details ......................................................................................10-4 Design Details for Protective Load Distribution Slab ................................................................10-6 Anchoring Details for Hydrostatic Uplift ...................................................................................10-6 Installation of EPS-Block Geofoam............................................................................................10-7 References...................................................................................................................................10-7 Figures ........................................................................................................................................10-9 CHAPTER 11 CASE HISTORIES Introduction.................................................................................................................................11-2 Hawaii: Highway H-3 (Likelike Highway) Emergency Escape Ramp for the Kaneohe Interchange, Island of Oahu................................................................................................11-2 Indiana: State Route 109, Noble County ....................................................................................11-5 New York: State Route 23a, Town of Jewett, Greene County ...................................................11-7 Utah: I-15 Reconstruction.........................................................................................................11-10 Washington: State Route 516 - Lake Meridian Settlement Repair, King County ....................11-13 Wisconsin: Bayfield County Trunk Highway A.......................................................................11-15 Wyoming: Moorcraft Bridge, Crook County............................................................................11-16 Wyoming: Bridge Rehabilitation, N.F.
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From page 8... ...
v A.1. Introduction..........................................................................................................................A-2 A.2.
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