Project Selection Tool for IMPP: Rigid Pavement Example Judith - - PowerPoint PPT Presentation

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project selection tool for impp rigid pavement example
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Project Selection Tool for IMPP: Rigid Pavement Example Judith - - PowerPoint PPT Presentation

Jul 16, 2023 259 likes •333 views

Project Selection Tool for IMPP: Rigid Pavement Example Judith Corley-Lay or Neil Mastin Pavement Management Unit Example: I-85 Durham County Pavement surface: Jointed Concrete Begin milepost 12.996 (from PMS) End milepost

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SLIDE 1

Project Selection Tool for IMPP: Rigid Pavement Example

Judith Corley-Lay or Neil Mastin Pavement Management Unit

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SLIDE 2

Example: I-85 Durham County

  • Pavement surface: Jointed Concrete
  • Begin milepost 12.996 (from PMS)
  • End milepost 13.731 (from PMS)
  • AADT is 29500; PCR= 76.2,73.9
  • Distresses: 10% corner breaks, 75%

spalling, minor transverse cracking, <10% joint seal failure, severe surface wear

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SLIDE 3

Eligibility

  • No material related distress.
  • Interstate is eligible for federal aid IM

funds.

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SLIDE 4

Preservation and Impact Points

  • PCR is 75.05

20 points

  • Length is 0.74 miles

1 points

  • AADT is 29500

10 points

  • Leveraging- no other funds

1 point

  • Division Priority- priority 4

1 points Total Preservation Impact: 33 points

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SLIDE 5

Technical Points

  • Corner Breaks >10 per mile

0 points

  • Faulting <0.25”

10 points

  • Joint Condition fair

2 points

  • Spalling 75% of slabs

0 points

  • Surface wear

5 points Total Tech points: 17 points

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SLIDE 6

Project Totals

  • Eligibility (pass/fail)

Pass

  • Preservation &Impact

33 points

  • Technical

17 points Total Project points: 50 points

This project has excessive spalling. The structure of the concrete is fair.

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SLIDE 7

Are there any questions? My contact information: jlay@ncdot.gov