Full-Depth Reclamation using Cement - American Concrete ...

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Structural Comparison –FDR DesignLayerCoeff.SN1.5” Asphalt Surface0.44 0.668” of Reclaimed BaseWith <strong>Cement</strong>030 0.30 240 2.403.06Compacted Subgrade
Overall Structural Comparison1.5” Asphalt Surface65lbs/sy Asphalt Leveling4” Asphalt Patch5.5” Existing BaseWith Unstable Areas1.5” Asphalt Surface8” of Reclaimed BaseWith <strong>Cement</strong>Compacted SubgradeCompacted SubgradePatch Design SN = 2.32FDR Design SN = 3.0632% INCREASEIN STRENGTH
Page 1 and 2: Tennessee Concrete Pavement Confere
Page 3 and 4: Presentation Outline• Coweta Coun
Page 5 and 6: Coweta County, GeorgiaCounty Profil
Page 7 and 8: Coweta County Development andEngine
Page 9 and 10: Infrastructure To Support The Exist
Page 11 and 12: Infrastructure To Support The Exist
Page 13 and 14: Principles Driving FDR
Page 15 and 16: Technical Benefits Using FDR• Inc
Page 17 and 18: Eliminates Rutting BelowSurfaceUnst
Page 19 and 20: Reduced Fatigue CrackingAsphaltSurf
Page 21 and 22: Mill and Fill
Page 23 and 24: Thinner Pavement Section1.5” Asph
Page 25 and 26: Build-up of Cohesion
Page 27: Structural Comparison - Patch Desig
Page 31 and 32: DIRECT COST OF FDR(EXCLUDING TRAFFI
Page 33 and 34: 15-Year Cost ComparisonInitiali 15-
Page 35 and 36: New Roadway vs. FDR ComparisonTruck
Page 37 and 38: Energy Consumption800700Laydow nTra
Page 39 and 40: Profile Correction• Possible corr
Page 41: Choosing An Additive• Obtain repr
Page 44 and 45: Portland Cement-100-90-80poor zone
Page 46 and 47: FDR Equipment
Page 48 and 49: FDR Equipment
Page 50 and 51: • Recycling equipment- Reclaimer/
Page 52 and 53: Pre-pulverize & Blend ExistingAspha
Page 54 and 55: Equipment & Construction• Compact
Page 56 and 57: Remove Surplus Material
Page 58 and 59: Achieving CompactionAt Pavement Edg
Page 60 and 61: Final Recycled ProductMaintain Mois
Page 62 and 63: Install Temporary Centerline Deline
Page 64 and 65: Locating & Lowering/RaisingStructur
Page 66 and 67: Quality ControlCheck Spread Rate Pe
Page 68 and 69: Quality ControlDensity / Moisture
Page 70 and 71: Quality ControlStiffnessStability
Page 72: Don’t Remove andReplace ItREUSE I

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