Results 51 to 60 of about 525,473 (174)

Intensifying Climate Extremes Over the Tibetan Plateau: Past–Future Changes and Implications for Railway Infrastructure

open access: yesEarth and Space Science, Volume 13, Issue 7, July 2026.
Abstract Climate extremes over the Tibetan Plateau (TP) are intensifying and can threaten high‐altitude railways by altering permafrost stability, freeze–thaw regimes, drainage pressure, and hydro‐geomorphic hazards, yet their evolution for railways remains insufficiently quantified. Using CN05.1 observations (1961–2022) and an evaluated NEX‐GDDP‐CMIP6
Bohao Li   +9 more
wiley   +1 more source

Effects of principal stress rotation and drainage on the resilient stiffness of railway foundations

open access: yes, 2013
Railway foundations play an integral role in controlling the stability of the overlying track structure and the maintenance of the overall track geometry.
Mamou, A.
core   +1 more source

The engineering method for unifying ground floor slab settlements

open access: yesEngineering Structures and Technologies, 2020
For industrial buildings and logistics centres truck lifts are usually used. Therefore, there are special requirements for flatness tolerance of ground floor. The ground floor settlements differences in selected distances are limited. The article reviews
Kęstutis Urbonas   +2 more
doaj   +1 more source

Numerical Investigation of the Influence of Interparticle Cohesion During the Shear Behavior of Granular Soil

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, Volume 50, Issue 9, Page 4020-4035, 25 June 2026.
ABSTRACT Interparticle cohesive forces play a crucial role in governing the shear behavior of many soils; however, quantifying this effect remains challenging due to limited microscopic insights available from laboratory experiments. In this context, the current study aims to investigate the influence of microscale cohesion on the shear response using ...
Thao Doan   +3 more
wiley   +1 more source

Optical Fiber Sensors for Safety and Maintenance Monitoring of Linear Infrastructure

open access: yesAdvanced Sensor Research, Volume 5, Issue 5, May 2026.
This review rigorously provides a thorough and detailed overview of the most recent innovations and advancements in the field of railway and pipeline infrastructure monitoring, accomplished through the implementation of cutting‐edge fiber sensing technologies, with a specific emphasis on its two principal technical branches, namely multipoint sensing ...
Shengnan Wu   +10 more
wiley   +1 more source

The influence of suction changes on the stiffness of railway formation

open access: yes, 2011
Despite compacted soils being unsaturated, geotechnical design is predominantly based on saturated soils,despite it being known that differences exist between the behaviour of saturated and unsaturated soils.Suction in soils has been shown to increase ...
Otter, Louise
core   +1 more source

Performance of cement-stabilized weak subgrade for highway embankment construction in Southeast Nigeria

open access: yesInternational Journal of Geo-Engineering, 2022
Soils with poor shear strength and high compressibility underlie the wetlands of southern Nigeria. They are susceptible to intolerable settlements and account for greater than 60% of the soils in the region.
Chukwuka Ifediniru, Nnamdi E. Ekeocha
doaj   +1 more source

From Hydraulic Heads to Dollars and Decision: It's Time to Integrate Groundwater in Coastal Risk Assessment

open access: yesWater Resources Research, Volume 62, Issue 5, May 2026.
Abstract Sea level rise presents a range of hazards, including rising groundwater tables, salinization, and subsurface flooding, which threaten subsurface infrastructure in coastal communities. Groundwater shoaling inundates basements, tunnels, and utility networks, and mobilizes contaminants, while salinization accelerates corrosion and deteriorates ...
Daniel Gonzalez‐Duque   +7 more
wiley   +1 more source

Effective Shoulder Design and Maintenance: TR-531, 2007 [PDF]

open access: yes, 2007
Granular shoulders are an important element of the transportation system and are constantly subjected to performance problems due to wind- and water-induced erosion, rutting, edge drop-off, and slope irregularities.

core  

Laboratory Testing and Mechanistic Analysis of Treated Subgrade Soils [PDF]

open access: yes, 2020
Calcium-based stabilizing agents such as cement and lime have been extensively used to improve the engineering properties of base and subgrade layers of pavement systems.
Yarrapureddi, Hari Kumar Reddy
core   +2 more sources

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