Earthquake Hazards Program
Seismic Velocities from High-Resolution Surface-Seismic Imaging at Six ANSS Sites near Memphis, Tennessee
By Robert A. Williams, William J. Stephenson, Jack K. Odum, and David M. Worley
Mid-South Community College |
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P- and S-wave
Refraction/Reflection Data |
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| P-wave Data | ||||||||
| SPREAD LENGTH = 178.0 m | ||||||||
| INPUT DATA | ||||||||
| LAYER APPARENT APPARENT INTERCEPT INTERCEPT | ||||||||
| VEL., A VEL., B TIMES, A TIMES, B | ||||||||
| 1 494.0 326.0 .000 .000 | ||||||||
| 2 1506.0 1448.0 .033 .029 | ||||||||
| COMPUTED STRUCTURE | ||||||||
| LAYER VELOCITY THICKNESS A THICKNESS B DIP DEPTH A DEPTH B | ||||||||
| 1 410.0 7.0 6.2 7.0 6.2 | ||||||||
| 2 1476.4 .3 | ||||||||
| S-wave Data | ||||||||
| SPREAD LENGTH = 178.0 m | ||||||||
| INPUT DATA | ||||||||
| LAYER APPARENT APPARENT INTERCEPT INTERCEPT | ||||||||
| VEL., A VEL., B TIMES, A TIMES, B | ||||||||
| 1 124.0 124.0 .000 .000 | ||||||||
| 2 228.0 239.0 .122 .136 | ||||||||
| 3 273.0 270.0 .198 .200 | ||||||||
| 4 391.0 389.0 .353 .381 | ||||||||
| COMPUTED STRUCTURE | ||||||||
| LAYER VELOCITY THICKNESS A THICKNESS B DIP DEPTH A DEPTH B | ||||||||
| 1 124.0 8.9 10.0 8.9 10.0 | ||||||||
| 2 233.3 16.0 13.1 -.8 25.0 23.1 | ||||||||
| 3 271.1 20.1 26.2 2.5 45.0 49.2 | ||||||||
| 4 389.7 .8 | ||||||||
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