Seismic Refraction Modeling of Adobe Structures

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Seismic Refraction Modeling of Adobe Structures
Emily Hinz
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Outline
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Seismic Refraction Two Layer Model
Air Wave



Shot Point
Receiver
Direct Wave
Reflection
Velocity 1
Refraction
Velocity 2
Velocity 1 lt Velocity 2
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Wave Propagation Versus Ray Paths
Wavefront
Ray path
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Kiva A Known Kiva Location
N
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Room Block 20 Known Adobe Structure
200 m
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350 m/s
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375 m/s
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Conclusions
Data for kiva A did not yield a strong
subsurface model of a structure
Data for room block 20 did not yield a strong
subsurface model of a structure
For this location, seismic refraction cannot
clearly resolve the differences between native
sediment deposits and adobe