L20_SeismicRefractionIII-page6

L20_SeismicRefractionIII-page6 - Example T G Time-depth...

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Applied Geophysics – Refraction III Rockhead determination for waste disposal site Example Refractor velocity determination • Velocity is 1/slope of optimal T V plot • Decided on three refractor velocities as data fitted well with three straight line segments Applied Geophysics – Refraction III Rockhead determination for waste disposal site
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Unformatted text preview: Example T G Time-depth plot • To determine depth of refractor beneath each geophone point • Again, optimal XY is zero offset: the roughest curve on the T G plot • Using T G , the refractor and overburden velocity we can calculate the depth of the refractor beneath each geophone...
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This note was uploaded on 01/07/2012 for the course PHYSICS 384 taught by Professor Wei during the Spring '09 term at SUNY Stony Brook.

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