Automatic detection of moisture damages in asphalt pavements from GPR data with deep CNN and IRS method

J Zhang, X Yang, W Li, S Zhang, Y Jia - Automation in Construction, 2020 - Elsevier
Accurate detection and localization of moisture damage in asphalt pavements using Ground
Penetrating Radars (GPR) has been attracting more and more interest in research. Existing …

GPR laboratory tests and numerical models to characterize cracks in cement concrete specimens, exemplifying damage in rigid pavement

MA Rasol, V Pérez-Gracia, FM Fernandes, JC Pais… - Measurement, 2020 - Elsevier
Cracks in road pavements are usual damages because of heavy and dense traffic. Cracks
usually are hidden to visual inspections in the case of rigid pavements. In these cases …

An experimental and numerical approach to combine Ground Penetrating Radar and computational modeling for the identification of early cracking in cement concrete …

MA Rasol, V Pérez-Gracia, M Solla, JC Pais… - Ndt & E …, 2020 - Elsevier
Road pavements are subject to traffic and temperature variations producing cracks that
propagate to the pavement surface, which reduces its life and decreases circulation comfort …

Factors impacting monitoring asphalt pavement density by ground penetrating radar

S Wang, IL Al-Qadi, Q Cao - Ndt & E International, 2020 - Elsevier
Real-time asphalt concrete (AC) pavement density monitoring is important for quality control
(QC) and quality assurance (QA) purposes, because it allows correction during the …

Influence of aggregate packing on the performance of uncured and cured epoxy asphalt mixtures

Z Min, L Sun, Q Wang, Z Yu - Journal of Materials in Civil …, 2020 - ascelibrary.org
The skeleton structure has a strong influence on the uncured and cured performances of the
epoxy asphalt mixture. Based on the Bailey method, the different skeletal structures of the …

[HTML][HTML] Ground-penetrating radar antenna design for homogeneous and low-loss dielectric multilayer media

M Africano, JO Vargas, R Adriano… - Journal of Microwaves …, 2020 - SciELO Brasil
Non-destructive evaluation of multilayer media represents an electromagnetic inverse
problem, usually solved with analysis techniques in the time and frequency domains. The …

Use of J-band to improve the performance of the HMA longitudinal joint

RC Williams, J Podolsky, J Kamau - 2020 - rosap.ntl.bts.gov
The density and air void content of asphalt mixtures affect the durability and performance of
asphalt pavements. Pavement longitudinal joints typically have a lower density than the mat …

Comparative seismic analysis of a torsionally-flexible unsymmetric structure by applying NSP, MPA, NLRHA

C Medina, D Galarza - Revista Ingeniería de Construcción, 2020 - tallerdeletras.letras.uc.cl
The applicability of nonlinear analysis methods: pushover (NSP) and multimodal pushover
(MPA) is verified for torsionally–flexible structures whose natural vibration period is larger …

[PDF][PDF] Efficacy of non-nuclear methods used for hot mix asphalt density determination

S Zaman, M Hassaan, J Hussain… - Civil Engineering …, 2020 - researchgate.net
This paper presents research efforts with a major purpose of determining if electromagnetic,
non-nuclear density gauges (NNDG) are competent enough for asphalt density …

Calibration of an empirical model for moisture content assessment and monitoring in compacted tropical soils used in the subgrade of road pavements

I Pizarro, M Françoso, L De Almeida… - Revista Ingeniería de …, 2020 - revistaaisthesis.uc.cl
Subgrade moisture variation monitoring and control is important due to its influence on road
pavement performance and service life. The precise application of non-invasive techniques …