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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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Presentation Transcript
slide1

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

slide2

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

slide3

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

slide4

RITA-10

Project

  • InSAR

InSAR

Geohazards and Assets

40 km

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base

slide5

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

slide6

RITA-10

Project

  • InSAR

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base

slide7

RITA-10

Project

  • InSAR

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base

slide8

RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

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

slide9

RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

slide10

RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

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

slide11

RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

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

slide12

RITA-10

Project

  • Karst

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Vesuvius Sinkhole Summer /Fall 2012 (Hoppe)

slide13

RITA-10

Project

  • Bridges

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base

slide14

RITA-10

Project

  • Bridges

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Route NOS Bridge February 2013 (Hoppe)

Conclusion

slide15

RITA-10

Project

  • Bridges

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Route NOS Bridge February 2013 (Bruckno)

Conclusion

slide16

RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base

slide17

RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

ESRI ArcMap10.0, TRE dataset, VAGISP Base

slide18

RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Greenville Rock Buttress Winter 2013 (Bruckno)

slide19

RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Greenville Rock Buttress Winter 2013 (Bruckno)

slide20

RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Greenville Rock Buttress Winter 2013 (Bruckno)

slide21

RITA-10

Project

  • Buttresses

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

Greenville Rock Buttress, Niemann raw data/SiroVision

slide22

RITA-10

Project

  • Rock Slopes

InSAR

Geohazards and Assets

Karst

Bridges

Buttresses

Slopes

Conclusion

slide23

Rock Slopes

Field Conditions

Low-angle Wedge Failures

Broad Failure Mode

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

slide24

Rock Slopes

Low-angle Wedge Failures

SiroJoint

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

slide25

Rock Slopes

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

slide26

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

slide28

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

Thank you.

Comments and questions welcome.

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