Results 31 to 40 of about 35,342 (236)

Investigation of Subgrade Stabilization Life-Extending Benefits in Flexible Pavements Using a Non-Linear Mechanistic-Empirical Analysis

open access: yesInfrastructures
This paper investigates the effect of subgrade soil stabilization on the performance and life extension of flexible pavements. Several variables affecting soil stabilization were considered, including subgrade soil type (CL or CH), additive type and ...
Ali Reza Ghanizadeh   +5 more
doaj   +1 more source

Analysis of the Embankment Settlement on Soft Soil Subgrade with a Cement Mixed Pile

open access: yesAdvances in Civil Engineering, 2021
The settlement of the widening of soft soil subgrade highways is typically associated with different treatment positions of cement mixed piles. In order to overcome this, in the current paper we employ the finite element method to simulate and analyze ...
Liang Yang, Wenyuan Xu, Keke Li
doaj   +1 more source

Fracture characteristics of a cement concrete pavement plate considering subgrade modulus decay based on a meshless finite block method

open access: yesFrontiers in Materials, 2023
The decrease in the subgrade modulus immersed in rainwater can significantly increase the fracture risk of a cement concrete pavement plate. The aim of this study was to develop a meshless finite block method (MFBM) to reveal the failure mechanism of a ...
Hui Wei   +5 more
doaj   +1 more source

Effects of u-shaped subgrade concrete panel on subgrade deformation

open access: yesIOP Conference Series: Materials Science and Engineering, 2019
Abstract California Bearing Ratio of subgrade lesser than 5% requires a treatment work either by stabilisation or strengthening method. In this study, the latter concept was chosen for the application of U-shaped Subgrade Concrete Panel as it is a method that has less disturbance to the native soil.
N. A. S. Kamarudin   +8 more
openaire   +1 more source

Optimal sand transport roadbed geometry structure of Taklamakan Desert highway

open access: yesFrontiers in Earth Science
In order to obtain the optimal geometric structure for sand transport in desert roads, this study fully utilizes the natural sand transport capacity of the desert roads, aiming to reduce occurrences of road damage due to sand burial.
Yaliang Wang   +3 more
doaj   +1 more source

Optimization of Subgrade Structure Parameters of Ballasted Track Passenger Dedicated Line

open access: yesShanghai Jiaotong Daxue xuebao, 2021
In order to improve the force condition of ballasted railway subgrade structure and reduce maintenance cost, it is necessary to study the influence of subgrade structure parameters on subgrade dynamic response under train load.
WANG Wei   +3 more
doaj   +1 more source

Post-stressed concrete foundation may reduce machinery vibration [PDF]

open access: yes, 1967
Post-stressing concrete mat foundation reduces excessive vibrations in machinery. The mat is stressed in compression after the machinery is mounted, thus closing any cracks in it, altering the distribution of the soil subgrade reaction on the mat, and ...
Fistedis, S. H.
core   +1 more source

A Multifunctional Cementitious Composite for Pavement Subgrade

open access: yesMaterials, 2023
Premature failure and degradation of layers are the main problems for transportation infrastruc-ture. Addressing these issues necessitates implementing structural health monitoring (SHM) for transportation layers. This strategic approach is instrumental in mitigating maintenance expenses, prolonging the operational lifespan, and preventing accidents ...
Mohammad Jawed Roshan   +4 more
openaire   +3 more sources

Preoperative and postoperative risk factors for arthrogenic muscle inhibition in anterior cruciate ligament reconstruction: A retrospective study

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
ABSTRACT Purpose This study aimed to identify preoperative and postoperative risk factors associated with the development of arthrogenic muscle inhibition (AMI) in patients undergoing anterior cruciate ligament reconstruction (ACLR). The hypothesis was that distinct risk factors contribute to the occurrence of preoperative and postoperative AMI ...
Gregory Morel   +7 more
wiley   +1 more source

The Influence of Vegetation Cover on the Settlement Behavior of Permafrost Subgrade in the Greater Khingan Mountains Forest Region

open access: yesApplied Sciences, 2023
The subgrade construction in the permafrost forest region will aggravate the degradation of frozen soil, which will lead to the settlement of the subgrade.
Zhibo Xu, Guihe Wang, Wu Chen
doaj   +1 more source

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