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

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Energy ConsumptionProcessMJ/tonnekg/tonneUS Gal./tonHot Mix Asphalt68017.84.26Hot Mix Asphalt (20% RAP)53814.13.38Binder Course59115.53.72Concrete73819.34.62Graded Aggregate Base1133.00.72Cold in-place Recycling139369 3.69088 0.88Full Depth Reclamation812.10.50Source: The Environmental Road for the Future, Life Cycle Analysis(Colas Group 2003, p.34)
Profile Correction• Possible corrective e operations– cut & fill– profiling the roadway before the treatment, using one ormore of:• importing material (generally for major longitudinalprofile adjustments or gradation correction)• milling• full depth – pulverizationProposed roadwaytransverse profileCL
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 and 28: Structural Comparison - Patch Desig
Page 29 and 30: Overall Structural Comparison1.5”
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: Energy Consumption800700Laydow nTra
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

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

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