Non-destructive assessment and health monitoring of railway infrastructures

SS Artagan, L Bianchini Ciampoli, F D'Amico… - Surveys in …, 2020 - Springer
A continuous increase in the worldwide demand for high-speed traffic, freight tonnage as
well as of the train operating frequency is worsening the decay conditions of many railway …

Track vertical stiffness–value, measurement methods, effective parameters and challenges: A review

Y Tong, G Liu, K Yousefian, G Jing - Transportation Geotechnics, 2022 - Elsevier
The track structural performance is ensured by understanding the track vertical response to
the applied loads and bearing and transmitting these loads with minor permanent …

Railway track stiffness: dynamic measurements and evaluation for efficient maintenance

E Berggren - 2009 - diva-portal.org
After many years of national track stiffness measurements at standstill condition, Banverket
(Swedish Rail Administration) participated in the EU-financed Eurobalt II project. Mr Björn …

Study of railway track stiffness modification by polyurethane reinforcement of the ballast

PK Woodward, J Kennedy, O Laghrouche… - Transportation …, 2014 - Elsevier
This paper presents the measured results of full-scale testing of railway track under
laboratory conditions to examine the effect on the track stiffness when the ballast is …

[HTML][HTML] Evaluating railway track stiffness using axle box accelerations: a digital twin approach

C Shen, P Zhang, R Dollevoet, A Zoeteman… - Mechanical Systems and …, 2023 - Elsevier
While various train-borne techniques have been developed for measuring railway track
stiffness, differentiating stiffness at different track layers remains a challenge. This study …

[HTML][HTML] Fast and robust identification of railway track stiffness from simple field measurement

C Shen, R Dollevoet, Z Li - Mechanical Systems and Signal Processing, 2021 - Elsevier
We propose to combine a physics-based finite element (FE) track model and a data-driven
Gaussian process regression (GPR) model to directly infer railpad and ballast stiffness from …

A feasibility study on railway ballast damage detection utilizing measured vibration of in situ concrete sleeper

HF Lam, MT Wong, YB Yang - Engineering Structures, 2012 - Elsevier
Ballasted track plays an important part in railway transportation systems. Given the
importance of railway safety, research work with industrial applications has been carried out …

Large-scale direct shear tests on sand-contaminated ballast

AR TolouKian, J Sadeghi… - Proceedings of the …, 2018 - icevirtuallibrary.com
Significant parts of railway lines in most of the Middle East and Asian countries are in sandy
and desert areas. Contamination of tracks (in particular the ballast layer) caused by frequent …

Condition assessment of the surface and buried infrastructure–A proposal for integration

CDF Rogers, T Hao, SB Costello, MPN Burrow… - … and Underground Space …, 2012 - Elsevier
The surface urban transport infrastructures, which are interpreted widely herein to
encompass roads, cycle ways, pedestrian areas and railway foundations, are supported by …

On the use of under sleeper pads in transition zones at railway underpasses: experimental field testing

A Paixão, C Alves Ribeiro, N Pinto… - Structure and …, 2015 - Taylor & Francis
The railway track at transition zones to bridges or to other structures usually requires
considerably more interventions to maintain the same open track service quality and safety …