airport pavement jointing - American Concrete Pavement Association

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Load stresses in rigid<strong>pavement</strong>• Temperature• Creep & Shrinkage• Curling & warping• TrafficTraffic LoaddyEh23 2M = EIM =22dx12 (1 − μ2 )dxMoment – CurvatureEquivalent to(Beam)Moment – Curvature(Slab)dw
W3l2l1ll=4Eh3212 (1 − μ)k
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AIRPORT PAVEMENT JOINTINGGood Pract
Page 5 and 6: A Cost-Effective PavementThat Meets
Page 7 and 8: Less than 1 year Old…Design Issue
Page 9 and 10: Good Designs = Good PerformanceConc
Page 11 and 12: Performance - Why thedifference?•
Page 13 and 14: Jointing Purpose• Limit slab stre
Page 15 and 16: Shrinkage (cycle)Curling: caused by
Page 17 and 18: Crack Formation-3/8 in.100 ftDrying
Page 19 and 20: Solution is Controlled Cracks(Joint
Page 21 and 22: FAA Maximum Joint SpacingSlab Thick
Page 23 and 24: Joint Types• Contraction (Shrinka
Page 25 and 26: Contraction Joint DetailsDoweledPla
Page 27 and 28: DoweledConstructionJoints
Page 29 and 30: Dowel Hole Gang Drill
Page 31 and 32: Airport Dowel DimensionsSlab Thickn
Page 34 and 35: Isolation/Expansion JointsDoweledCa
Page 36: Where to Isolate...DifferentMovemen
Page 39 and 40: Filets...
Page 41 and 42: Odd-shaped Panels in Filets• Add
Page 43 and 44: Joint Layout PatternConnectorIsolat
Page 45 and 46: Construction Joint DetailsSeal Rese
Page 48 and 49: Don’t bringa joint tothe edgeofpa
Page 50 and 51: Don’tdrill adowelhole intoanother
Page 52 and 53: Thank YOUGREG DEANDirector of Airpo
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airport pavement jointing - American Concrete Pavement Association

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