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Effects of Compaction on the Acoustic Velocity in Soils

National Center for Physical Acoustics, Univ. of Mississippi, 1 Coliseum Drive, University, MS 38677

View larger version (73K): [in a new window]   Fig. 1. Diagram of the triaxial cell. LVDT, linear variable differential transformer.

View larger version (68K): [in a new window]   Fig. 2. Diagram of the acoustic cell.

View larger version (22K): [in a new window]   Fig. 3. The typical waveforms of the electrical, reference, and received signals.

View larger version (30K): [in a new window]   Fig. 4. The unconsolidated undrained test for air-dry remolded Sharkey soils. (a) The deviator stress vs. the axial strain. (b) The acoustic velocity vs. the axial strain. Pc, cell pressure.

View larger version (32K): [in a new window]   Fig. 5. The unconsolidated undrained test for air-dry remolded Neshoba soils. (a) The deviator stress vs. the axial strain. (b) The acoustic velocity vs. the axial strain. Pc, cell pressure.

View larger version (41K): [in a new window]   Fig. 6. The unconsolidated undrained test for partly saturated Marshall field soils. (a) The deviator stress vs. the axial strain. (b) The acoustic velocity vs. the axial strain. Pc, cell pressure.