Results 21 to 30 of about 293,270 (299)

Assessment of some geotechnical properties of Nigerian coastal soil: A case-study of Port-Harcourt beach mud

open access: yesJournal of Applied Sciences and Environmental Management, 2018
Soils naturally exhibit variable engineering properties and thus make the geotechnical characterization of soil for sustainable design and  construction of infrastructure imperative.
H.I. Owamah   +3 more
doaj   +1 more source

The influence of CBR parameters of low-frost-susceptible soils on the process of airport pavement design [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2018
The paper presents the issue of layer thickness selection in designing of concrete airport pavements depending on the values of soil substrate calculation parameters.
Jan Marszałek   +2 more
doaj   +1 more source

Recycled materials for sublayers

open access: yesActa Polytechnica CTU Proceedings, 2023
The article focuses on the recycled materials used in sleeper substructure. In the introduction, it summarizes the requirements for bearing layers of railway substructure and recycling of waste construction materials.
Richard Svoboda   +2 more
doaj   +1 more source

Value Estimation Of California Bearing Ratio From Hand Cone Penetrometer Test For Pekanbaru Soils

open access: yesJurnal Teknik Sipil, 2019
In practice, the design of pavement is commonly based on the California Bearing Ratio (CBR) test. This research was performed to study local correlation between Hand Cone Penetrometer (HCP) tests to the field CBR value.
Soewignjo Agus Nugroho   +2 more
doaj   +3 more sources

In vivo investigation of hyperpolarized [1,3-13C2]acetoacetate as a metabolic probe in normal brain and in glioma. [PDF]

open access: yes, 2019
Dysregulation in NAD+/NADH levels is associated with increased cell division and elevated levels of reactive oxygen species in rapidly proliferating cancer cells.
Batsios, Georgios   +7 more
core   +3 more sources

Evaluation of Subgrade Soils using California Bearing Ratio (Cbr) in Parts of Rivers

open access: yesJournal of Applied Sciences and Environmental Management, 2014
Subgrade soils are characterized by their resistance to deformation under load, which can be a measure of strength (stress needed to break a material) or stiffness (the relationship of stress and strain in the elastic range or how well a material is ...
N E Ekeocha, N Egesi
doaj   +1 more source

Prediction of California Bearing Ratio from Consistency and Compaction Characteristics of Fine-grained Soils

open access: yesمجلة النهرين للعلوم الهندسية, 2021
Soil’s characteristics are essential for the successful design of projects such as airports runway and flexible pavement. CBR (California Bering Ratio) is one of the significant soil characteristics for highways and airports projects.
Kamal Ahmed Rashed   +2 more
doaj   +1 more source

POTENTIAL USE OF COLTAN MINING WASTE ROCK IN ROAD CONSTRUCTION

open access: yesAdvances in Civil and Architectural Engineering, 2023
The mining industry produces vast quantities of mine refuse, including waste rock and tailings, which pose a significant environmental problem. Mining residues, which are generated during ore extraction and mineral processing, are typically deposited ...
Alinabiwe Nyamuhanga Ally   +6 more
doaj   +1 more source

Fluid - Structure - Soil Interaction of Cylindrical Liquid Storage Tank Subjected to Horizontal Earthquake Loading [PDF]

open access: yes, 2019
Shallow founded tanks are strategic structures used to store a variety of kind of liquids. The fluid develops hydrodynamic effect on solid domain of container during an earthquake. This paper provides the theoretical background for numerical model on
Harabinová, Slávka   +4 more
core   +1 more source

Engineering Properties of Cement Stabilized Expansive Clay Soil

open access: yesCivil and Environmental Engineering, 2022
This study was to evaluate the engineering properties of cement stabilized expansive clay soils. This study considered an experimental program to determine Atterberg limits, free swell index, compaction characteristics, California Bearing Ratio (CBR ...
Sorsa Alemineh
doaj   +1 more source

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