R35024A SR 9 PCCP Overlay Discussion Topics Phases Traffic - - PowerPoint PPT Presentation

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R35024A SR 9 PCCP Overlay Discussion Topics Phases Traffic - - PowerPoint PPT Presentation

May 17, 2023 349 likes •642 views

R35024A SR 9 PCCP Overlay Discussion Topics Phases Traffic Control Mix Design Construction Method Challenges Phases Completed E1 1.1 miles 2000 cy E2 1.1 miles 2000 cy D1 1.63 miles 3000 cy D2

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R35024A SR 9 PCCP Overlay

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  • Phases
  • Traffic Control
  • Mix Design
  • Construction Method
  • Challenges

Discussion Topics

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Phases Completed

  • E1

1.1 miles 2000 cy

  • E2

1.1 miles 2000 cy

  • D1 1.63 miles 3000 cy
  • D2 1.63 miles 3000 cy
  • C1 2.46 miles 4400 cy
  • C2 2.46 miles 4400 cy
  • B2.1 1.4 miles 2600 cy
  • B2.2 1.4 miles 2600 cy
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Phases

  • B1.1 0.8 miles 1400 cy 24 Hour Traffic control
  • B1.2 0.8 miles 1400 cy 24 Hour Traffic control
  • A1 1.57 miles 2900 cy
  • A2 1.57 miles 2900 cy
  • F1 1.15 miles 2100 cy 24 Hour Traffic control
  • F2 1.15 miles 2100 cy 24 Hour Traffic control
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Traffic Control

  • Two types for PCCP
  • Road Closed to thru traffic Sections E, D, C, B2, A
  • 24 hour bi-directional traffic control B1, F
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Mix Design

  • Included 4# of Macro Fibers
  • Was designed to get breaks in 30-36 hours due to the construction

timetable

  • Plant was located At US Aggregate Flat Rock Site
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Plant Site

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Basic Outline of Method

  • Shift into traffic control
  • Profile Mill
  • Shoulder Mill
  • Asphalt Patching
  • Shoulder Treatment
  • Install Bars
  • Concrete Pave 6” overlay 8” on shoulder
  • Install Shoulder Cap
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Profile Milling

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Shoulder Treatment

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Install bars

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Concrete Paving

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Concrete Paving

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Concrete Paving

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Concrete Paving

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Concrete Paving

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Concrete Paving

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Concrete Paving

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Concrete Paving

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Concrete Paving

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Concrete Paving Curing 2X

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Concrete paving Hand work fill-ins

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Finished Product

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Finished Product

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Finished Product

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  • Phases 14
  • Traffic Control: lots of thru traffic
  • Mix Design construction schedule
  • Construction Method
  • Bars installation
  • Saw-cutting 165,000 lf
  • Stable Trackline
  • Three structures with thickened transitions

Challenges

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SLIDE 27

Thank you