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RITA-10 Project. Validation of New Applications for Interferometric Synthetic Aperture Radar [InSAR] Data: Geohazards and Infrastructure Distress. InSAR. Geohazards and Assets. Karst. Brian Bruckno, Ph.D. Virginia Department of Transportation. Bridges. Buttresses. Slopes.

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RITA-10

Project

Validation of New Applications for Interferometric Synthetic Aperture Radar [InSAR] Data:

Geohazards and Infrastructure Distress

InSAR

Geohazards and Assets

Karst

Brian Bruckno, Ph.D.

Virginia Department of Transportation

Bridges

Buttresses

Slopes

The views, opinions, findings, and conclusions reflected in this paper are the responsibility of the authors only and do not represent the official policy or position of the

USDOT/RITA, or any state or other entity

Conclusion


RITA-10

Project

  • RITA-10 Project

  • U.S. DOT Research and Innovative Technology

  • Administration No. RITARS-11-H-UVA “Sinkhole Detection and Bridge/Landslide Monitoring for Transportation

  • Infrastructure by Automated Analysis of Interferometric

  • Synthetic Aperture Radar Images”

  • Core Team:

  • Dr. Scott Acton Ph.D. (P.I.), UVA

  • Dr. Edward Hoppe, Ph.D., VCTIR

  • Dr. Brian Bruckno, Ph.D., VDOT

  • Stacey Roosa, VDOT

  • Elizabeth Campbell, VDOT

  • Dr. William Niemann, Ph.D., Marshall University

  • TRE Canada

  • Andrea Vaccari, Michael Steuchli, UVA

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion


RITA-10

Project

  • InSAR

  • Interferometric Synthetic Aperture Radar

InSAR

  • COSMO-SkyMed (ISA)

  • 32 images collected over ~1 year

  • X-band

  • Millimeter-scale accuracy in elevation measurements

Geohazards and Assets

R1

Karst

R2

Bridges

Buttresses

Slopes

Conclusion


RITA-10

Project

  • InSAR

InSAR

Geohazards and Assets

40 km

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base


RITA-10

Project

  • InSAR

InSAR

40 km

Geohazards and Assets

298,956 InSAR Points

(“Scatterers”)

40 km

Karst

Each scatterer is associated with a history of motion: Displacement, Velocity, Acceleration, Coherence, and Effective Area

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base


RITA-10

Project

  • InSAR

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base


RITA-10

Project

  • InSAR

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base


RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, DMME Data, VAGISP Base


RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion


RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, DMME Data, VAGISP Base


RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, DMME Data, VAGISP Base


RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Vesuvius Sinkhole Summer /Fall 2012 (Hoppe)


RITA-10

Project

  • Bridges

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base


RITA-10

Project

  • Bridges

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Route NOS Bridge February 2013 (Hoppe)

Conclusion


RITA-10

Project

  • Bridges

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Route NOS Bridge February 2013 (Bruckno)

Conclusion


RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base


RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base


RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Greenville Rock Buttress Winter 2013 (Bruckno)


RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Greenville Rock Buttress Winter 2013 (Bruckno)


RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Greenville Rock Buttress Winter 2013 (Bruckno)


RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Greenville Rock Buttress, Niemann raw data/SiroVision


RITA-10

Project

  • Rock Slopes

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion


Field Conditions

Low-angle Wedge Failures

Broad Failure Mode

ESRI ArcMap10.0, Niemann raw data, Bruckno DEM, VAGISP Base


Low-angle Wedge Failures

SiroJoint

ESRI ArcMap10.0, Niemann raw data/SiroJoint, Bruckno DEM, VAGISP Base


EA :624

C : .89

Vel: -7.32

Acc: -19.84

EA :491

C : .88

Vel: -5.1

Acc: -22.51

EA :724

C : .89

Vel: -2.12

Acc: -23.65

ESRI ArcMap10.0, Niemann raw data/SiroVision, Bruckno DEM, VAGISP Base

ESRI ArcMap10.0, Bruckno DEM, VAGISP Base


RITA-10

Project

  • Conclusion

  • InSAR data and metadata validated for:

    • Karst inventory

    • At-risk bridges

    • Rock buttress inventory and behavior

    • Rock slopes inventory and behavior

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion



This is a one-million dollar hole in the ground.

Thank you.

Comments and questions welcome.


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