The Innovative PrecastRetaining Wall SolutionPRESENTED BY:Adam T Baker, LHV Precast NYS County Highway Superintendents
Precast Modular BlockRetaining Walls• The Stone Strong Story• Concept• Components• Design Theory• Construction Details• In...
The Stone Strong Story The largest retaining wall block in the industry! 3’                       8’                      ...
The Concept ofStone Strong                             Firebaugh Precast                                                 D...
The Concept ofStone Strong                                        Innovative Stone                                        ...
The Concept of Stone Strong8Size/Mass8VersatilityEngineered System- Lifting Loops- Recesses- Voids- Drainage
The Concept ofStone StrongPrecast
SystemsComponents24 SF Block96” x 36” x 44” Weight: 6,000 lbs                                     Innovative Stone        ...
SystemsComponents24 SF Top Block96” x 36” x 44” Weight: 5,400 lbs                                    Egyptian Concrete    ...
SystemsComponents                          Innovative Stone                                         Lincoln, NE6 SF Block4...
SystemsComponentsAccessoriesDual Face Block        End/Corner BlockCorner BlocksPatent No. 7,073,304                      ...
SystemsComponentsMass Extender Block96” x 36” x 56” Weight: 10,000 lbs
SystemsComponents24SF-62 Block96” x 36” x 62” Weight: 6,600 lbs
SystemsComponents24SF-86 Block96” x 36” x 86” Weight: 7,400 lbs
Behind Stone StrongEngineering ManualSound Engineering             www.stonestrong.com
Engineering Manual        www.stonestrong.com
HITEC EvaluationThird-party reviewRigorous reviewby committee ofnational experts
HITEC EvaluationWhat DOT can take from the report:- Evidence of conformance w/ AASHTO methodologies- Rigorous technical re...
Design TheoryAASHTO Bridge ManualFHWA-NHI-00-043, MSEWalls and ReinforcedSoil Slopes                       Barbour Concret...
Gravity Walls  Design MethodologyCOULOMBACTIVE EARTH PRESSURE COEFFICIENT                          cos2Ka                 ...
Gravity Walls - IBC
Gravity Walls - AASHTO
Gravity Walls       Load Resistance Factor Design (LRFD)Innovative StoneMissouri River BridgeYankton, South Dakota
Gravity Walls - LRFD
Gravity Walls - Vertical
Gravity Wall Analysis
Gravity Wall Analysis
Trial Wedge MethodWell established methodologyto resolve complex loadingconditions & geometryNot commonly used due tocompu...
Geogrid Reinforced WallsInteraction Reports
Construction DetailsDetail Library- Web site                     www.stonestrong.com- CAD detail files available
Construction DetailsCorners / Radius- 24 SF                         MBO Precast                        Massachusetts      ...
Construction DetailsCorners / Radius- 6 SF
Construction DetailsTop End / StepsInnovative StoneLincoln, NebraskaOffice Park
Construction DetailsBase / Embedment
Construction DetailsBackfill Compaction- Proper compaction (and moisture control) is critical part  of retaining wall cons...
Construction DetailsTypical CompactionRequirements- No reduced compaction  requirement behind face- Less sensitive to  dis...
InnovativeSolutionsIntegrated Structures                         Innovative Stone                        Omaha, Nebraska  ...
InnovativeSolutionsBridge Abutments                              LHV Precast                                 New York     ...
Application of Design & Assembly Of Components
Orange Co Bull Mill Bridge
Orange Co Bull Mill Bridge
Orange Co Bull Run Bridge
Orange Co Bull Mill Bridge
Orange Co Bull Run Bridge
InnovativeSolutionsPipe Penetrations                 MBO Precast               Massachusetts            Deerfield Crossing
InnovativeSolutionsHybrid Applications                      Innovative Stone                      Omaha, NE               ...
Engineered Solution
Orange Co Rte 105 – Hurricane Irene
Orange Co Rte 105
Hamilton Co
Dry Brook Rd Bridge Ulster Co
Cascade Brook – Hurricane Irene
Cascade Brook Ulster Co
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Innovative Retaining Wall Systems

  1. 1. The Innovative PrecastRetaining Wall SolutionPRESENTED BY:Adam T Baker, LHV Precast NYS County Highway Superintendents
  2. 2. Precast Modular BlockRetaining Walls• The Stone Strong Story• Concept• Components• Design Theory• Construction Details• Innovative Solutions
  3. 3. The Stone Strong Story The largest retaining wall block in the industry! 3’ 8’ 44”Patent No. 6,796,098
  4. 4. The Concept ofStone Strong Firebaugh Precast Dillon, CO Retail DevelopmentSize/Mass- Gravity Retaining Walls- ROW/Utility Issues- Inherent Stability- Visual Scale MBO Precast Middlesboro, MA Oak Point Retirement Community Innovative Stone Lincoln, NE Capital Beach Erosion Control
  5. 5. The Concept ofStone Strong Innovative Stone Lincoln, NE Williamsburg Village Shoreline ProtectionVersatility- Flexible Geometry- Adaptable- Speed of Installation / Productivity LHV Precast Rensselaer County, NY Caretakers Rd., Walloomsac River Innovative Stone Omaha, NE Harrison Street Reconstruction
  6. 6. The Concept of Stone Strong8Size/Mass8VersatilityEngineered System- Lifting Loops- Recesses- Voids- Drainage
  7. 7. The Concept ofStone StrongPrecast
  8. 8. SystemsComponents24 SF Block96” x 36” x 44” Weight: 6,000 lbs Innovative Stone Nebraska City, NE MBO Precast Milford, MAPatent No. 6,796,098
  9. 9. SystemsComponents24 SF Top Block96” x 36” x 44” Weight: 5,400 lbs Egyptian Concrete Carbondale, IL Aspen Court Innovative Stone Lincoln, NE Pioneer Business Park
  10. 10. SystemsComponents Innovative Stone Lincoln, NE6 SF Block48” x 18” x 44” Weight: 1,500 lbs
  11. 11. SystemsComponentsAccessoriesDual Face Block End/Corner BlockCorner BlocksPatent No. 7,073,304 Built-In versatility
  12. 12. SystemsComponentsMass Extender Block96” x 36” x 56” Weight: 10,000 lbs
  13. 13. SystemsComponents24SF-62 Block96” x 36” x 62” Weight: 6,600 lbs
  14. 14. SystemsComponents24SF-86 Block96” x 36” x 86” Weight: 7,400 lbs
  15. 15. Behind Stone StrongEngineering ManualSound Engineering www.stonestrong.com
  16. 16. Engineering Manual www.stonestrong.com
  17. 17. HITEC EvaluationThird-party reviewRigorous reviewby committee ofnational experts
  18. 18. HITEC EvaluationWhat DOT can take from the report:- Evidence of conformance w/ AASHTO methodologies- Rigorous technical review- Viable alternative to traditional retaining systems
  19. 19. Design TheoryAASHTO Bridge ManualFHWA-NHI-00-043, MSEWalls and ReinforcedSoil Slopes Barbour Concrete Co. Trinity Woods Independence, Missouri ECI Concrete Mishawaka, Indiana
  20. 20. Gravity Walls Design MethodologyCOULOMBACTIVE EARTH PRESSURE COEFFICIENT cos2Ka 2 2 sin sin cos cos 1 cos cos β
  21. 21. Gravity Walls - IBC
  22. 22. Gravity Walls - AASHTO
  23. 23. Gravity Walls Load Resistance Factor Design (LRFD)Innovative StoneMissouri River BridgeYankton, South Dakota
  24. 24. Gravity Walls - LRFD
  25. 25. Gravity Walls - Vertical
  26. 26. Gravity Wall Analysis
  27. 27. Gravity Wall Analysis
  28. 28. Trial Wedge MethodWell established methodologyto resolve complex loadingconditions & geometryNot commonly used due tocomputational effortMore accurate assessment ofactual load applied outside ofCoulomb contributory areaVariation of CoulombtechniqueStill consistent with AASHTOand other standards
  29. 29. Geogrid Reinforced WallsInteraction Reports
  30. 30. Construction DetailsDetail Library- Web site www.stonestrong.com- CAD detail files available
  31. 31. Construction DetailsCorners / Radius- 24 SF MBO Precast Massachusetts Innovative Stone Lincoln, NE
  32. 32. Construction DetailsCorners / Radius- 6 SF
  33. 33. Construction DetailsTop End / StepsInnovative StoneLincoln, NebraskaOffice Park
  34. 34. Construction DetailsBase / Embedment
  35. 35. Construction DetailsBackfill Compaction- Proper compaction (and moisture control) is critical part of retaining wall construction.
  36. 36. Construction DetailsTypical CompactionRequirements- No reduced compaction requirement behind face- Less sensitive to displacement- Able to support compaction equipment Innovative Stone Lincoln, Nebraska
  37. 37. InnovativeSolutionsIntegrated Structures Innovative Stone Omaha, Nebraska Harrison Street
  38. 38. InnovativeSolutionsBridge Abutments LHV Precast New York County Bridge Abutment
  39. 39. Application of Design & Assembly Of Components
  40. 40. Orange Co Bull Mill Bridge
  41. 41. Orange Co Bull Mill Bridge
  42. 42. Orange Co Bull Run Bridge
  43. 43. Orange Co Bull Mill Bridge
  44. 44. Orange Co Bull Run Bridge
  45. 45. InnovativeSolutionsPipe Penetrations MBO Precast Massachusetts Deerfield Crossing
  46. 46. InnovativeSolutionsHybrid Applications Innovative Stone Omaha, NE Shadow Lake Box Culvert
  47. 47. Engineered Solution
  48. 48. Orange Co Rte 105 – Hurricane Irene
  49. 49. Orange Co Rte 105
  50. 50. Hamilton Co
  51. 51. Dry Brook Rd Bridge Ulster Co
  52. 52. Cascade Brook – Hurricane Irene
  53. 53. Cascade Brook Ulster Co

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