Environmental Vibrations contains the invited and regular papers written and presented by widely respected academic professionals and engineering specialists.

Features:

• Describes the current state-of-the art in addition to the expertises and practices in the related fields
• Includes wave propagation in soils; Soil dynamics; Soil-structure dynamic interaction; Field measurement of environmental vibration caused by traffic, construction, machines, wind
• Details monitoring of environmental vibrations; Development of vibration mitigation measures; Evaluation of environmental vibrations; Vibration effects on human perception; Vibration effects on high-precision machines

Contents

Wave Propagation

• Sub and super seismic train induced ground vibrations
• Complex eigenvalue analyses of Love and Rayleigh waves
• Forced vibration tests of foundation block with various embedment conditions
• Analysis of records of thThe Mid Niigata prefecture earthquake in 2004 and its simulations

Soil Dynamics

• Characteristics of stresses and settlement of ground induced by train
• Experimental study on dynamic strain of structural soft clay under cyclic loading
• A developed dynamic elastoplastic constitutive model of soil based on the Davidenkov shear stress-strain skeleton curve
• Research on lateral resistance of liquefying sand
• Discussion on dynamic triaxal tests of intact loess
• Dynamic response of the underlying nearly saturated loess tunnel
• Analysis on the 3-D elastic-plastic dynamic response of roadbed and natural soil layer under shock load
• Measurement of reduction for ground response
• On the load transfer mechanism of Cement-Flyash-Gravel pile in soft clay by dynamic testing
• Nonlinear discrete shear-slice model for dynamic analysis of seismic response of traffic embankment under earthquake

Dynamic Interaction of Ground and Traffic Structures

• The steady-state response of a periodically inhomogeneous model of a railway track to a moving load
• Critical velocities of Timoshenko beam on an elastic half-space under moving load
• Steady-state response of the plate on Kelvin foundation under moving loads
• Dynamic simulation of vehicle-track coupling vibrations for linear metro system
• Dynamic analysis of vehicle-bridge-foundation interactive system
• Simulation of track vibration due to high speed train passing through track transition with irregularity and rigidity abrupt change
• Source characteristics and generation mechanism of road traffic vibrations and some remarks for mitigation
• Ground vibrations induced by Shinkansen high-speed trains in view of viaduct-ground interaction

Dynamics of Traffic Structures

• Measuring the bridge frequencies from the response of a passing vehicle
• Resonance analysis of train-bridge dynamic interaction system
• Dynamic analysis of the light-rail-station viaduct under moving vehicle loads
• Study on the dynamics vibration character of the concrete slab track in track traffic system of linear induction motor
• Coupled vibration analysis of X-style arch bridge and moving vehicles
• Analysis of railway continuous bridges subjected to running trains and non-uniform seismic excitations
• Study on dynamic characteristic of the EMS maglev guideway
• Modal identification from free vibration test using a neural network

Dynamics of Soil-Structure Interaction

• Soil dynamics considerations in the automobile industry
• Effect of foundation rigidity on train-bridge coupling vibration response
• System identification of a high-speed railway bridge with consideration of bridge-soil interaction
• Vertical impedance for stiff and flexible embedded foundations
• Dynamic response of culvert-embankment transitions in high speed railways
• Damage evaluation of bridge foundations considering subsoil properties
• Impact analysis and absorber design for collision protection of part-buried structures

Simulation of Ground Vibrations Due to Traffic and Other Sources

• A unified approach to numerical modelling of traffic induced vibrations
• An extended analytical model including a layered embankment to simulate ground vibrations from railway traffic
• Propagation of ground vibrations induced by moving trains
• Evaluation of site vibration around Shinkansen viaducts under bullet train
• Ground vibration around adjacent buildings due to a nearby source
• Effect of track parameters to the ground dynamic response due to metro train
• The subway-train-induced vibration effects on surrounding buildings

Empirical Prediction of Ground Vibrations due to Traffic and Construction Work

• An evaluation method for train-speed dependency of Shinkansen-induced ground vibration
• Environmental ground-borne vibrations from train operations in the US 36 Corridor
• Ground vibration caused by magnetic-levitating train and its effects on surroundings
• Ground vibrations caused by impact pile driving
• 3-Dimensional predictive analysis of ground vibrations produced by construction work
• The measured vibration data of construction sites

Mitigation Theories and Applications Against Traffic Induced Ground Vibrations: Numerical Analysis

• Scattering of Raleigh waves by heavy masses as method of protection against traffic-induced ground vibrations
• Prediction of train/traffic induced ground vibrations and mitigation by WIB
• Honeycomb-WIB for mitigation of traffic-induced ground vibrations
• Passive/Active WIB for mitigating traffic-induced vibrations
• Vibration screening with sheet pile walls
• Study on vibration effects upon precise instruments due to metro train and mitigation measures
• Theoretical study on phase interference method for passive reduction of multiple excitation forces
• Vibration isolation of gas/water-filled cushion wall barrier

Mitigation Measures Against Traffic Induced Ground Vibrarions: Field Measurement

• Some examples about ground vibration isolation using wave barriers
• Effect of PC wall-piles weight on ground vibration isolation in the field model tests
• Experimental study of railway-induced ground vibration reduction methos
• Development of isolation barrier for ground vibration by employing group of embedded circular drain in the soil
• Environmental vibration control by active piezo-actuator system
• Ground vibration control using Pandrol Vanguard in a tunnel on Guangzhou Metro Line 1
• Characteristic change of traffic vibration due to road surface continuation on viaducts
• Effects of train-induced ground vibrations by stiffening structures
• Vibrarion characteristic of the buildings aiming at reduction of environmental vibrations and earthquake motion

Building Vibrarions by Traffic and Other Sources

• Traffic induced vibrations of ground environments and buildings
• Experimental study of moving train induced vibrations of a high-rise building
• Centile spectra, measurement times, and statistics of ground vibrarion
• Measurements of vibrations in a wooden apartment house due to running trains
• A study on the prediction and measures of floor vibrations from aerobics
• Traffic-induced vibrarions and noises in elevated railway structures
• Establishment of evaluation method of floor vibrarion caused by human motion and presentation of criterion on actual house floor

Assessment of Environmental Vibrarion for Living Condition

• Committee activities on environmental vibration in Architectural Institute of Japan
• A review of standards for evaluation of vibration in living environment and studies fo human perceptionof whole-body vibration
• The transition concerning the estimation of the ground environmental vibrarions in Japan
• Method of evaluating of the influence of occurrence vibrations generated by heavy traffic noise on acoustic conditions in residential buildings
• The evaluation of habitability to long period wind-induced horizontal torsional motion
• Experimental research relating to responsive appraisal of compound vibrations and noise stimuli
• Influence of visual sensation on sense of horizontal vibration
• Indoor noise levels, annoyance and countermeasures in Assiut urban sites, Egypt

Index

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