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NTPEP 2014
Polymer Concrete Overlays/ High Friction Surfacing
Nomination and Selection
- f Vice Chair
NTPEP 2014 Nomination and Selection of Vice Chair Update on - - PowerPoint PPT Presentation
NTPEP 2014 Nomination and Selection of Vice Chair Update on - - PowerPoint PPT Presentation
Polymer Concrete Overlays/ High Friction Surfacing NTPEP 2014 Nomination and Selection of Vice Chair Update on Program 2012 Test decks 4 total systems 1 Concrete pavement 1 Bridge deck 4 Asphalt pavement Program Update
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Update on Program
- 2012 Test decks
4 total systems
1 Concrete pavement 1 Bridge deck 4 Asphalt pavement
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Program Update
- 2012 Data
Laboratory nearly completed Initial field data collected:
Friction Number 40 mph Adhesion Percent delamination
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Program Update
- 2012 Data Cont.
Year 1 field data collected:
Friction Number:
20mph, 40mph 60mph (ribbed and smooth tire) Grip number 20mph, 40mph, 60mph (Virginia Tech) Dynamic Friction Test Laser Contour/ Texture Testing Adhesion Delamination percentage
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Program Update
- 2013 Initial Data
Friction number:
20mph, 40mph, 60mph (ribbed and smooth tire) Grip number 20mph, 40mph, 60mph (Virginia Tech) Dynamic Friction Tester Laser Contour/ Texture Testing Adhesion Delamination Percentage
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Workplan Discussion
- Perimeter cracking of asphalt installations
Kentucky has seen a large number of installations
where cracking has occurred on the perimeter.
Coring pavement (if possible) and measuring crack
depth.
Potential for a non destructive test.
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INDUSTRY INPUT
We need more friends
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OPEN DISCUSSION
Action Items for 2014?
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