A surrogate model for vibration transmission in layered soil

P. Persson, L. V. Andersen, P. Bucinskas, P. Nguyen, L. Manuel

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

Ground vibration from traffic or construction work in cities is a known source of annoyance to inhabitants. However, vibration and re-radiated noise in buildings caused by exterior sources are seldom treated properly in the design process, which may be due to the lack of methodologies that can aid informed decision-making with respect to environmental vibration. To achieve efficient evaluation of ground vibration levels, the present paper proposes the use of surrogate models for evaluation of the transmission loss in one-third octave bands at a given distance from a vertical source on a layered ground. Polynomial Chaos Expansion is employed, and the frequency range relevant to human whole-body vibration is considered, i.e., 1–80 Hz. Stochastic variability in soil properties is propagated to variability in transmission losses, and the quality of the PCE models is assessed by comparison with results obtained by crude Monte Carlo simulation.

Original languageEnglish
Title of host publicationAdvances in Engineering Materials, Structures and Systems
Subtitle of host publicationInnovations, Mechanics and Applications - Proceedings of the 7th International Conference on Structural Engineering, Mechanics and Computation, 2019
EditorsAlphose Zingoni
Place of PublicationLondon
PublisherCRC Press/Balkema
Pages31-36
Number of pages6
Edition1
ISBN (Electronic)9780429426506
ISBN (Print)9781138386969
DOIs
Publication statusPublished - 2019 Aug 21
Event7th International Conference on Structural Engineering, Mechanics and Computation (SEMC 2019) - Cape Town, South Africa
Duration: 2019 Sept 22019 Sept 4

Conference

Conference7th International Conference on Structural Engineering, Mechanics and Computation (SEMC 2019)
Country/TerritorySouth Africa
CityCape Town
Period2019/09/022019/09/04

Subject classification (UKÄ)

  • Geotechnical Engineering and Engineering Geology

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