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MDOT ACTT Workshop. Structures I-94 From I-96 to East of Connor Participants Steve Stroh, URS Corp Vijay Chandra, Parson Brinckerhoff Raj Ailaney, FHWA Gary Jakovich, FHWA Jon Nekritz, FHWA Phil Grotenhuis, MDOT Matt Chynoweth, MDOT Terry Lavoy, MDOT Wesley King, MDOT .

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mdot actt workshop
MDOT ACTT Workshop

Structures

I-94 From I-96 to East of Connor

Participants

  • Steve Stroh, URS Corp
  • Vijay Chandra, Parson Brinckerhoff
  • Raj Ailaney, FHWA
  • Gary Jakovich, FHWA
  • Jon Nekritz, FHWA
  • Phil Grotenhuis, MDOT
  • Matt Chynoweth, MDOT
  • Terry Lavoy, MDOT
  • Wesley King, MDOT
slide2
Shallow Structure Types
  • Channel Bridge
  • Cable-Stayed Bridge with slab superstructure
  • Tied-Arch Bridge with slab superstructure
  • “Conventional beam bridge with integral supports”
  • Segmental voided slab
slide6
Pre-fabrication
  • Segmental Concrete Superstructure
  • Pre-cast piers
  • Pre-cast abutments
  • Pre-cast deck panels
  • Pre-cast bridge barrier
  • Temporary Bridges Bailey/Acrow
slide10
High Performance Materials
  • Polymer Asphalt
  • High Performance concrete
  • High Performance steel
  • Self-Consolidating Concrete
  • High Strength Concrete
  • Initial Overlays
slide13
Retaining Walls
  • Remove retaining walls, purchase additional Right of Way (ROW), Lay slope back at 3:1
  • Soldier Pile, Soil Nailed or Secant Walls
slide14
Service Drive Expansion
  • Near Wayne State University (WSU) parking garage expand service drive over slope.
slide15
Foundations for Interchanges
  • Single/mono shaft
  • Large diameter closed in steel pipe pile
  • Post grouted shaft
slide16
Railway Crossings
  • Construct temporary railroad bridges as necessary
  • Diverge rail traffic onto one bridge in areas with multiple tracks
  • Roll in pre-fabricated bridge over short closure period
  • Edge girder floor beam system
slide17
Interchange Construction Staging
  • Build new ramps before eliminating movements
  • Construction Planner
    • Manage sequence of construction for whole interchange
  • Ramp Bridges
    • Segmental Box
    • Steel Box/Plate
  • Temporary Structures to move traffic
slide19
Advanced Contracting
  • Identify bridges for early construction/replacement due to poor condition
  • Advanced relocation of utilities

Design to Minimize Future Maintenance

  • Eliminating expansion joints, design for continuity
  • Minimize number of bearings
slide20
Erection Methods
  • Self Propelled Modular Transport (SPMT)
  • Roll In
  • High capacity cranes
  • Erection Gantry