Soil water content and dry density by time domain reflectometry

X Yu, VP Drnevich - Journal of Geotechnical and Geoenvironmental …, 2004 - ascelibrary.org
Soil water content and dry density are two important properties for compaction quality
control. This paper presents a new method for determining soil water content and dry density …

Ground penetrating radar (GPR) applications in concrete pavements

A Joshaghani, M Shokrabadi - International Journal of Pavement …, 2022 - Taylor & Francis
This article aims to outline the established Ground Penetrating Radar (GPR) applications for
concrete pavements that are currently under development or not yet commonly applied …

Frequency domain versus travel time analyses of TDR waveforms for soil moisture measurements

CP Lin - Soil Science Society of America Journal, 2003 - Wiley Online Library
When time domain reflectometry (TDR) is applied to the field characterization of soil
moisture, the waveforms have typically been analyzed using travel time along the wave …

Application of geophysical methods in a dam project: Life cycle perspective and Taiwan experience

CH Lin, CP Lin, YC Hung, CC Chung, PL Wu… - Journal of Applied …, 2018 - Elsevier
There is a growing demand for using non-destructive geophysical techniques to internally
image dam condition and facilitate the early detection of anomalous phenomena. Near …

New methodology for density and water content by time domain reflectometry

S Jung, VP Drnevich, MR Abou Najm - Journal of Geotechnical and …, 2013 - ascelibrary.org
This paper provides a new methodology for determining soil water content and density
under different compaction energies. A new calibration equation was introduced making use …

[PDF][PDF] A study of effective soil compaction control of granular soils

V Drnevich, AC Evans… - Joint Transportation …, 2007 - docs.lib.purdue.edu
Although it is known that impact compaction tests are not appropriate for granular soils,
these tests continue to be widely used. Excessive settlements frequently occur in granular …

Real-time determination of soil type, water content, and density using electromagnetics

VP Drnevich, CP Lin, Q Yi, X Yu, J Lovell - 2001 - rosap.ntl.bts.gov
The primary objective of this study was to explore the potential use of electromagnetic
characteristics of soils using the Time Domain Reflectometry (TDR) technique to identify …

[PDF][PDF] Study on a calibration equation for soil water content in field tests using time domain reflectometry

Y Zhao, D Ling, Y Wang, B Huang… - Journal of Zhejiang …, 2016 - researchgate.net
The crucial point in calibrating soil water content using the technology of time domain
reflectometry (TDR) is to establish the relationship between the apparent dielectric constant …

[HTML][HTML] A non-destructive method to measure the thermal properties of frozen soils during phase transition

B Zhang, C Han, XB Yu - Journal of Rock Mechanics and Geotechnical …, 2015 - Elsevier
Frozen soils cover about 40% of the land surface on the earth and are responsible for the
global energy balances affecting the climate. Measurement of the thermal properties of …

Method and apparatus for measuring properties of concrete

VP Drnevich, X Yu - US Patent 7,289,916, 2007 - Google Patents
Methods and apparatus using time domain re? ectometry to determine electrical properties
of concrete for calculating physical and mechanical properties of the concrete that are …