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Full-Text Articles in Geotechnical Engineering

Rapid Non-Nuclear In Situ Density And Moisture Content Measurement Of Soil, Mateo Lopez May 2022

Rapid Non-Nuclear In Situ Density And Moisture Content Measurement Of Soil, Mateo Lopez

Graduate Theses and Dissertations

Adequate soil compaction is important for the stability and safety of structures and transportation infrastructure. Thus, methods utilized to obtain properties that control the quality of compaction in the field are essential to ensure proper construction. These properties include; total density, dry density, total unit weight and dry unit weight of the compacted soil. The most common method to measure these properties in the field is the Nuclear Density Gauge. Moisture content and density results are obtained using the Nuclear Density Gauge in one to four minutes. However, this method requires specialized training and strict storage requirements in addition to …


Investigating The Mechanical Properties Of Frozen Soil Using Non-Destructive Seismic Wave Measurements, Sean Mach Jan 2022

Investigating The Mechanical Properties Of Frozen Soil Using Non-Destructive Seismic Wave Measurements, Sean Mach

Williams Honors College, Honors Research Projects

This proposed project will be dealing with investigating the mechanical properties of soil under frozen conditions. This will be done by an innovative non-destructive technology measuring the propagation of seismic waves through the frozen soils from multiple piezoelectric sensors. For the duration of this research, a freezing cell must be constructed to carry out the experimental testing. Multiple levels of saturation will be tested under the given freezing conditions. This should highlight the effect that the level of saturation will have on the propagation of seismic waves throughout the soil. Piezo-electric sensors will be placed in each layer of soil …