[HTML][HTML] Comparative studies of lightweight deflectometer and Benkelman beam deflectometer in low volume roads

SD Guzzarlapudi, VK Adigopula, R Kumar - Journal of Traffic and …, 2016 - Elsevier
A comparative subgrade moduli study is carried out by static and dynamic deflection
methods using lightweight deflectometer and conventional Benkelman beam deflectometer …

A full-scale laboratory investigation into railway track substructure performance and ballast reinforcement

J Kennedy - 2011 - ros.hw.ac.uk
To reduce railway track maintenance costs and meet the growing demand for rail travel the
railway industry needs to significantly increase the performance of old existing tracks and …

Prediction of primary deformation modulus based on bearing capacity: A case on forest road with a light falling weight deflectometer zorn ZFG 3000 GPS

SM Grajewski - Forests, 2022 - mdpi.com
Bearing capacity and compaction are among the most important and frequently used
geotechnical parameters in road construction. The aim of this study was to determine the …

Elliptic model for prediction of deflections induced by a Light Falling Weight Deflectometer

A Benedetto, F Tosti, L Di Domenico - Journal of Terramechanics, 2012 - Elsevier
The use of a portable lightweight deflectometer for construction quality control and road
construction is increasing around the world. However there are some points of weakness …

Evaluation of light falling weight deflectometer for in situ measurement of secondary deformation modulus of various forest road pavements

SM Grajewski - Croatian Journal of Forest Engineering: Journal for …, 2023 - hrcak.srce.hr
Sažetak Roads in forests are necessary for proper forest management and active protection
of the natural environment. They facilitate tourism and recreation and have a very important …

Improvements of quality assurance testing program for subgrade and base layer construction

F Rouzmehr, P Choi, JH Nam, M Won - Construction and Building Materials, 2021 - Elsevier
Abstract The performance of Portland Cement Concrete pavement depends on the support
provided by layers under the concrete slab. Considering the importance of slab support on …

The influence of moisture content and compaction level on LWD modulus of unbound granular base layers

A Kavussi, M Qorbaninik, A Hassani - Transportation Geotechnics, 2019 - Elsevier
Abstract Resilient behavior of Unbound Granular Material (UGM), as defined with stiffness
modulus, is considered to be one of the major parameters in pavement analysis. This itself is …

Construction quality control of unbound base course using light weight deflectometer where reclaimed asphalt pavement aggregate is used as an example

E Akmaz, S Ullah, BF Tanyu… - Transportation Research …, 2020 - journals.sagepub.com
Reclaimed asphalt pavement (RAP) is already being recycled as a construction and building
material. One of the commonly considered applications is to create an unbound aggregate …

Improving safety of runway overrun through the correct numerical evaluation of rutting in Cleared and Graded Areas

A Benedetto, F D'Amico, F Tosti - Safety science, 2014 - Elsevier
Aircraft overrun is potentially very dangerous to human life. Statistics show that overrun is
mainly due to human errors causing loss of control in wheel alignment, high approach …

Deterioration mechanism and rapid detection of performances of an existing subgrade in southern China

J Zhang, L Ding, J Zheng, F Gu - Journal of Central South University, 2020 - Springer
To relieve the increasing traffic load, many early built highways need to be widened or
reconstructed. The rapid performance detection to existing subgrades is important to their …