Field Surveys and Manual Measurements
The detailed Field Surveys are performed every three months and consist of the following items:
1. Pavement Condition Index: Pavement condition index is computed in accordance with ASTM D5340-93. Data from the field survey are input into MicroPaver database to determine overall condition rating.
Overview of Sample Units
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/dbsmplov.gif)
Results from latest survey sample units 3 and 4 - APRIL 10 - 1997
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/PCI_sample_unit_data.png)
Latest Deterioration Plot sample unit 3 - APRIL 10 - 1997
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/dbpci31.gif)
Latest Deterioration Plot sample unit 4 - APRIL 10 - 1997
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/dbpci4-2.gif)
Picture of Corner Spall in Sample Unit 3 - APRIL 11
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/photo69.gif)
Picture of Corner Spall in Sample Unit 8 - APRIL 11
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/photo58.gif)
Picture of Crazing in Sample Unit 4 - APRIL 11
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/photo710.gif)
2. Brass Pins Elevation Surveys: Brass pins were inserted at the surface of the concrete pavement. These serve as reference points. They are surveyed on a quarterly basis.
Brass Pin Locations
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/dbpinl2.gif)
Photo of Brass Pin Number 9 - April 30
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/photo16.gif)
Graphical Results for pins 1-5
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/dbpinr3.gif)
Graphical Results for pins 6-10
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/dbpin2-2.gif)
Graphical results for pins 10-15
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/dbpin3-2.gif)
3. Water Wells: Two water wells were installed on the edge of the runway where water level is ed
Water wells locations
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/dbwllo4.gif)
Photo of Water Well - April 30
![](https://webarchive.library.unt.edu/web/20161101113434im_/http://www.airporttech.tc.faa.gov/portals/0/Images/databases/photo17.gif)
Contact the Project Lead: Dr. David Brill, AAR-410
Last Update: 05/18/09