Results 21 to 30 of about 2,752 (220)

Determinación de los parámetros dinámicos en depósitos sedimentarios de Ocaña Norte de Santander, mediante métodos geofísicos

open access: yesRevista Ingenio, 2018
Las propiedades dinámicas determinan el comportamiento elástico de los suelos, y su cálculo es de interés en el estudio de la interacción-suelo estructura.
Ciro Andrey Martínez Ovallos   +2 more
doaj   +1 more source

On the Efficiency of the Multi-Channel Analysis of Surface Wave Method for Shallow and Semi-Deep Loose Soil Layers

open access: yesInternational Journal of Geophysics, 2010
The multi-channel analysis of surface waves (MASWs) method was used to obtain the shear wave velocity variations through near surface (depth < 30 m) and semi-deep (30 m < depth < 100 m) soil layers in the city of Ottawa, Canada.
Kasgin Khaheshi Banab   +1 more
doaj   +1 more source

Multi-channel analysis of surface wave method for geotechnical site characterization in Yogyakarta, Indonesia

open access: yesE3S Web of Conferences, 2019
On May 27th 2006, Yogyakarta earthquake happened with 6.3 Mw. It was causing widespread destruction and loss of life and property. The average shear wave velocity to 30 m (Vs30) is useful parameter for classifying sites to predict their potential to ...
Le Ngal Nwai   +5 more
doaj   +1 more source

Assessing Climate Effects on Railway Earthworks Using MASW [PDF]

open access: yesProceedings, 2014
Many parts of the UK’s rail network were constructed in the mid-19th century long before the advent of modern construction standards. Historic levels of low investment, poor maintenance strategies and the deleterious effects of climate change have resulted in critical elements of the rail network being at significant risk of failure.
Donohue, Shane   +7 more
openaire   +3 more sources

Integrated Seismic Survey for Detecting Landslide Effects on High Speed Rail Line at Istanbul–Turkey

open access: yesOpen Geosciences, 2016
In this study, Multichannel Analysis of Surface Waves Method (MASW), seismic refraction tomography and seismic reflection methods are used together at Silivri district in Istanbul – a district with a landslide problem because of the high speed rail line ...
Grit Mert, Kanli Ali Ismet
doaj   +1 more source

NEHRP Site Classification and Preliminary Soil Amplification Maps of Lamphun City, Northern Thailand

open access: yesOpen Geosciences, 2016
The primary goal of this study is to generate the NEHRP soil classification map for Lamphun City using the average shear wave velocity values (Vs(30)) derived from the multi-channel analysis of surface wave (MASW) data.
Thitimakorn Thanop, Raenak Thanabodi
doaj   +1 more source

Uncertainty based multi-step seismic analysis for near-surface imaging

open access: yesOpen Geosciences, 2019
Near-surface seismic surveys are often designed for surface wave and seismic tomographic analysis. In recent years, seismic imaging methods have been more frequently used at this scale.
Marciniak Artur   +3 more
doaj   +1 more source

Some practical applications of shear wave velocity measurements in dense sand [PDF]

open access: yesE3S Web of Conferences
Shear wave velocity (Vs) profiles were obtained using two techniques at a dense sand site in Blessington near Dublin, Ireland. It was shown that both the multichannel analysis of surface waves (MASW) and seismic CPT (SCPTU) techniques provided reliable ...
Long Michael   +3 more
doaj   +1 more source

Characterization of the shallow subsurface structure across the Carrascoy Fault System (SE Iberian Peninsula) using P-wave tomography and Multichannel Analysis of Surface Waves

open access: yesGeologica Acta, 2022
The seismicity in the SE Iberian Peninsula is distributed parallel to the coast in a well-developed strike-slip fracture system known as the Eastern Betic Shear Zone (EBSZ). This work focuses on the characterization of the shallow subsurface structure of
Handoyo Handoyo   +10 more
doaj   +1 more source

Intelligent MASW

open access: yes, 2020
This package aims to provide a time-efficient method for the inversion of MASW data. The forward solver is developed using spectral element method. The inversion is through trust region reflective method.The code is implemented in a multi-processing ...
Hongwei Liu   +2 more
core   +1 more source

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