Accuracy analysis of modulus results considering the whole process of modulus back-calculation—based on GPR and FWD

W Zhao, W Wu, Q Yang, J Liu - Construction and Building Materials, 2022 - Elsevier
In this study, based on the consideration of the whole process of modulus back-calculation,
the measured deflection basins of asphalt pavements under dynamic loading were obtained …

Elaboration of a damage monitor and assessment approach for in-situ asphalt pavement layer using portable seismic property analyzer (PSPA)

L Sun, J Yuan, T Ding, H Cheng, L Liu - NDT & E International, 2022 - Elsevier
The Portable seismic property analyzer (PSPA) is advanced in detecting the modulus
properties of the asphalt layer in the depth profile, in a rapid and non-destructive way. This …

Crack width identification for underwater concrete structures using temperature tracer method

C Zhang, J Chen, Y Luo, F Xiong… - … Science and Technology, 2021 - iopscience.iop.org
Based on the particularity of underwater concrete structure, a temperature tracer method
based on heat transfer theory for crack detection was proposed. The basic way to identify …

Automatic quantitative recognition method for vertical concealed cracks in asphalt pavement based on feature pixel points and 3D reconstructions

B Zhang, H Cheng, Y Zhong, X Tao, G Li, S Xu - Measurement, 2023 - Elsevier
Non-destructive detection and characterisation of concealed cracks in asphalt pavements is
a key aspect of ground-penetrating radar (GPR) road maintenance. This paper proposes a …

Improving the accuracy of pavement structural quality assessment by correcting numerical hypothetical model of modulus Back-Calculation through GPR

W Zhao, Q Yang, W Wu, J Liu - Construction and Building Materials, 2022 - Elsevier
This study shows a pavement structural quality assessment method combined with Ground
Penetrating Radar (GPR) and Falling Weight Deflectometer (FWD). Through the detection …

Efficient multipath clutter cancellation for UAV monitoring using DAB satellite-based PBR

Y Miao, J Li, Y Bao, F Liu, C Hu - Remote Sensing, 2021 - mdpi.com
The increasing accessibility of unmanned aerial vehicles (UAVs) drives the demand for
reliable, easy-to-deploy surveillance systems to consolidate public security. This paper …

[HTML][HTML] 在役水泥路面劣化行为与延寿技术综述

李盛, 张海涛, 孙煜, 刘雅儒, 余时清, 王渺… - 交通运输工程 …, 2024 - transport.chd.edu.cn
为提升在役水泥路面的耐久性与服役寿命, 围绕国内外水泥路面延寿修复技术研究现状,
梳理了水泥路面结构的力学响应和疲劳损伤演化行为, 分析了水泥路面主要病害形成机理 …

The influence of interlayer bonding conditions on the propagation laws of reflective cracks in semi-rigid base pavement based on the DEM and GPR

H Zhu, G Wei, H Xu, X Yu, D Ma - Construction and Building Materials, 2024 - Elsevier
Reflection cracks represent the predominant internal distress in semi-rigid base asphalt
pavements and often accompanied by additional secondary issues that detrimentally affect …

MCMC method of inverse problems using a neural network—application in GPR Crosshole full waveform inversion: a numerical simulation study

S Wang, L Han, X Gong, S Zhang, X Huang, P Zhang - Remote Sensing, 2022 - mdpi.com
Ground-penetrating radar (GPR) crosshole tomography is widely applied to subsurface
media images. However, the inadequacies of ray methods may limit the resolution of …

Simulation of borehole radar responses to rough fractures based on 3-D conformal FDTD

J Ni, X Han, Q Lu, S Liu - IEEE Transactions on Geoscience …, 2022 - ieeexplore.ieee.org
Borehole radar is a powerful tool for detecting subsurface fractures. Fracture modeling and
numerical simulation are essential means to study fracture detectability. In this article, we …