Radar survey of concrete elements: Effect of concrete properties on propagation velocity and time zero

K Viriyametanont, S Laurens, G Klysz, JP Balayssac… - NDT & E …, 2008 - Elsevier
Ground-penetrating radar (GPR) is widely used to detect and locate steel reinforcement in
concrete. However, there are many factors which need to be considered, if accurate depth …

Aptitude of the near-field direct wave of ground-coupled radar antennas for the characterisation of the covercrete

S Laurens, M El Barrak, JP Balayssac… - Construction and Building …, 2007 - Elsevier
This paper focuses on the influence of some physical properties of concrete on the
characteristics of the transmitter–receiver direct wave of ground-coupled radar antennas …

[PDF][PDF] Measurement of radar properties of concrete for in situ structural elements

A Shaari, S Millard, J Bungey - Insight, 2002 - core.ac.uk
Interpretation of ground penetrating radar (GPR) surveys applied to concrete structures
requires a prior knowledge of the dielectric properties of the concrete under investigation …

Non-destructive evaluation of concrete moisture by GPR: experimental study and direct modeling

S Laurens, JP Balayssac, J Rhazi, G Klysz… - Materials and …, 2005 - Springer
This paper reports research into the application of Ground Penetrating Radar (GPR)
technology to the physical characterization of concrete and gives the details and results of …

Ability of the direct wave of radar ground-coupled antenna for NDT of concrete structures

ZM Sbartaï, S Laurens, JP Balayssac, G Arliguie… - NDT & e …, 2006 - Elsevier
The research work presented in this paper aims at evaluating the potential of the direct wave
of radar ground-coupled antennas for the on site physical characterization of concrete …

Frequency-dependent dispersion of high-frequency ground penetrating radar wave in concrete

WL Lai, T Kind, H Wiggenhauser - NDT & E International, 2011 - Elsevier
This paper studies the dielectric dispersion of high frequency radar wave in concrete in early-
aged and hardened concrete specimens. Frequency-dependent spectra of phase velocity v …

Application of radar technology to reinforced concrete structures: a case study

V Barrile, R Pucinotti - NDT & e International, 2005 - Elsevier
The radar technology, used to perform investigations on the civil buildings, derives from that
used for investigations of the ground known with the name of Georadar. This is diffusing …

[PDF][PDF] Estimation of rebar diameter in concrete structural elements using ground penetrating radar

B Sangoju, K Ramanjaneyulu - NDE2015, 2015 - ndt.net
The objective of the present study is to locate the rebar and estimate the rebar diameter in
reinforced concrete (RC) structures non-destructively, using Ground Penetration Radar …

Nondestructive evaluation of concrete infrastructure with ground penetrating radar

C Maierhofer - Journal of materials in civil engineering, 2003 - ascelibrary.org
In recent years the use of ground penetrating radar (GPR) at frequencies from 500 MHz to
2.5 GHz has yielded very good results for inspection of concrete structures. The possibility of …

The assessment of concrete quality using pulsed radar reflection and transmission techniques

SG Millard, JH Bungey, M Shaw - … OF THE BRITISH INSTITUTE OF NON …, 1993 - trid.trb.org
The use of pulsed radar as a non destructive tool for assessing the quality and structural
integrity of concrete has gained popularity in the USA, the UK and elsewhere. Two different …