{"id":6068,"date":"2026-10-19T09:48:26","date_gmt":"2026-10-19T09:48:26","guid":{"rendered":"https:\/\/phd.hi.is\/doktorsvorn\/doktorsvorn-i-byggingarverkfraedi-elin-asta-olafsdottir\/"},"modified":"2026-10-19T09:48:26","modified_gmt":"2026-10-19T09:48:26","slug":"doktorsvorn-i-byggingarverkfraedi-elin-asta-olafsdottir","status":"publish","type":"phd_defence","link":"https:\/\/phd.hi.is\/en\/doktorsvorn\/doktorsvorn-i-byggingarverkfraedi-elin-asta-olafsdottir\/","title":{"rendered":"Doktorsv\u00f6rn \u00ed byggingarverkfr\u00e6\u00f0i – El\u00edn \u00c1sta \u00d3lafsd\u00f3ttir"},"content":{"rendered":"
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Doktorsefni:<\/strong>\u00a0El\u00edn \u00c1sta \u00d3lafsd\u00f3ttir<\/p>\n

Heiti ritger\u00f0ar:<\/strong>\u00a0Fj\u00f6lnemagreining \u00e1 yfirbor\u00f0sbylgjum til greiningar \u00e1 st\u00edfnieiginleikum jar\u00f0vegs \/ Multichannel analysis of surface waves for soil site characterization<\/p>\n

Andm\u00e6lendur:<\/strong>
<\/strong>Dr. Steinar Nordal, pr\u00f3fessor vi\u00f0 jar\u00f0t\u00e6knideild, NTNU, Noregi
Dr. Sebastiano Foti, a\u00f0sto\u00f0arrektor kennslu og pr\u00f3fessor \u00ed jar\u00f0t\u00e6kni vi\u00f0 Politechnico Di Torino, \u00cdtal\u00edu<\/p>\n

Lei\u00f0beinandi:<\/strong>\u00a0Dr. Bjarni Bessason og dr. Sigur\u00f0ur Erlingsson, pr\u00f3fessorar vi\u00f0 Umhverfis- og byggingarverkfr\u00e6\u00f0ideild H\u00e1sk\u00f3la \u00cdslands.<\/p>\n

Einnig \u00ed doktorsnefnd:<\/strong>
<\/strong>Dr. Amir M. Kaynia, s\u00e9rfr\u00e6\u00f0ingur vi\u00f0 Norges Geotechnical Institute (NGI) og d\u00f3sent vi\u00f0 NTNU, Noregi<\/p>\n

Doktorsv\u00f6rn st\u00fdrir:<\/strong>\u00a0Dr. Rajesh Rupakhety, pr\u00f3fessor og varadeildarforseti Umhverfis- og byggingarverkfr\u00e6\u00f0ideildar H\u00e1sk\u00f3la \u00cdslands.<\/p>\n

\u00c1grip<\/strong><\/p>\n

\u00deekking \u00e1 jar\u00f0t\u00e6knilegum eiginleikum setlaga og jar\u00f0vegsfyllinga, s.s. \u00feykkt og st\u00edfni einstakra laga, er mikilv\u00e6g \u00ed jar\u00f0t\u00e6knilegri h\u00f6nnun og jar\u00f0t\u00e6knilegri jar\u00f0skj\u00e1lftaverkfr\u00e6\u00f0i. Fj\u00f6lnemagreining \u00e1 yfirbor\u00f0sbylgjum (MASW) er n\u00fdleg a\u00f0fer\u00f0 sem byggir \u00e1 tv\u00edstrunareiginleikum yfirbor\u00f0sbylgna og tengslum milli \u00fatbrei\u00f0sluhra\u00f0a \u00feeirra og fja\u00f0ureiginleika jar\u00f0vegs. Yfirbor\u00f0sbylgjur eru framkalla\u00f0ar me\u00f0 h\u00f6ggi \u00e1 yfirbor\u00f0 jar\u00f0ar og \u00fatbrei\u00f0sla \u00feeirra er m\u00e6ld. M\u00e6lig\u00f6gnin eru, \u00e1samt e\u00f0lisfr\u00e6\u00f0ilegu reiknil\u00edkani, notu\u00f0 til a\u00f0 \u00e1kvar\u00f0a sk\u00fafbylgjuhra\u00f0a sem fall af d\u00fdpi. MASW m\u00e6lingar eru hagkv\u00e6mar og flj\u00f3tlegar \u00ed framkv\u00e6md og valda ekki raski. \u00de\u00e1 hentar MASW vel \u00ed gr\u00f3fum jar\u00f0vegi \u00fear sem erfitt e\u00f0a \u00f3m\u00f6gulegt er a\u00f0 \u00fer\u00fdsta ni\u00f0ur k\u00f3n\u00edskum nemum.
Meginmarkmi\u00f0 \u00feessa verkefnis voru a\u00f0 (i) \u00fer\u00f3a opinn hugb\u00fana\u00f0 fyrir feltm\u00e6lingar og \u00farvinnslu m\u00e6ligagna, (ii) sannreyna ni\u00f0urst\u00f6\u00f0ur me\u00f0 samanbur\u00f0i vi\u00f0 m\u00e6lingar sem framkv\u00e6mdar hafa veri\u00f0 af \u00f3h\u00e1\u00f0um rannsakendum og (iii) a\u00f0laga og \u00fer\u00f3a MASW til m\u00e6linga \u00e1 \u00edslenskum jar\u00f0vegi.
Samhli\u00f0a ger\u00f0 hugb\u00fana\u00f0ar hefur veri\u00f0 \u00fer\u00f3u\u00f0 a\u00f0fer\u00f0afr\u00e6\u00f0i til a\u00f0 fl\u00e9tta saman tv\u00edstrunarferla, sem \u00e1kvar\u00f0a\u00f0ir hafa veri\u00f0 me\u00f0 endurteknum h\u00f6ggum \u00e1 yfirbor\u00f0 jar\u00f0ar, me\u00f0 \u00fea\u00f0 fyrir augum a\u00f0 auka k\u00f6nnunard\u00fdpi MASW a\u00f0fer\u00f0arinnar, meta g\u00e6\u00f0i m\u00e6ligagna og \u00e1\u00e6tla \u00f3vissu \u00ed afleiddum st\u00e6r\u00f0um. L\u00edkan til bakreikninga \u00e1 sk\u00fafbylgjuhra\u00f0a, sem byggt er \u00e1 Monte Carlo hermun, hefur einnig veri\u00f0 \u00fer\u00f3a\u00f0.
Til \u00feessa hafa MASW m\u00e6lingar veri\u00f0 framkv\u00e6mdar \u00e1 r\u00famlega tuttugu n\u00e1tt\u00farlegum st\u00f6\u00f0um h\u00e9rlendis, auk \u00feess sem m\u00e6lingar hafa veri\u00f0 ger\u00f0ar \u00e1 jar\u00f0st\u00edflum me\u00f0 g\u00f3\u00f0um \u00e1rangri. Enn fremur voru MASW m\u00e6lingar framkv\u00e6mdar \u00e1 pr\u00f3funarst\u00f6\u00f0um \u00ed Noregi \u00fear sem erlendir ranns\u00f3knah\u00f3par hafa m\u00e6lt sk\u00fafbylgjuhra\u00f0a me\u00f0 fj\u00f6lda annarra a\u00f0fer\u00f0a. Ni\u00f0urst\u00f6\u00f0um m\u00e6linga ber mj\u00f6g vel saman vi\u00f0 fyrirliggjandi ni\u00f0urst\u00f6\u00f0ur. \u00dev\u00ed m\u00e1 \u00e1lykta a\u00f0 a\u00f0fer\u00f0afr\u00e6\u00f0in og s\u00e1 hugb\u00fana\u00f0ur sem hefur veri\u00f0 \u00fer\u00f3a\u00f0ur (MASWaves) skili \u00e1rei\u00f0anlegum ni\u00f0urst\u00f6\u00f0um.<\/p>\n

Um doktorsefni\u00f0<\/strong><\/p>\n

El\u00edn \u00c1sta lauk BS-pr\u00f3fi \u00ed umhverfis- og byggingarverkfr\u00e6\u00f0i fr\u00e1 H\u00e1sk\u00f3la \u00cdslands \u00e1ri\u00f0 2013 og MS-pr\u00f3fi \u00ed byggingarverkfr\u00e6\u00f0i fr\u00e1 sama sk\u00f3la \u00e1ri\u00f0 2016. Samhli\u00f0a n\u00e1mi hefur h\u00fan starfa\u00f0 sem stundakennari vi\u00f0 H\u00e1sk\u00f3la \u00cdslands auk \u00feess a\u00f0 kenna vi\u00f0 Verzlunarsk\u00f3la \u00cdslands.<\/p>\n<\/div><\/div>","protected":false},"featured_media":1723,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_phd_date_start":"2019-11-25T13:00:00+00:00","_phd_date_end":"2019-11-25T15:00:00+00:00","_phd_location":"A\u00f0albygging H\u00e1t\u00ed\u00f0arsalur","_phd_admission":"A\u00f0gangur \u00f3keypis","_phd_thesis_title":"Fj\u00f6lnemagreining \u00e1 yfirbor\u00f0sbylgjum til greiningar \u00e1 st\u00edfnieiginleikum jar\u00f0vegs \/ Multichannel analysis of surface waves for soil site characterization","_phd_source_url":"https:\/\/gamli.hi.is\/vidburdir\/doktorsvorn_i_byggingarverkfraedi_elin_asta_olafsdottir","_phd_source_node_id":"325451","_phd_source_type":"vidburdir","_phd_member_id":413,"footnotes":""},"phd_school":[98,93],"phd_discipline":[100],"class_list":["post-6068","phd_defence","type-phd_defence","status-publish","has-post-thumbnail","hentry","phd_school-umhverfis-og-byggingarverkfraedideild","phd_school-verkfraedi-og-natturuvisindasvid","phd_discipline-phd-i-byggingarverkfraedi"],"_links":{"self":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6068","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence"}],"about":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/types\/phd_defence"}],"version-history":[{"count":0,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6068\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media\/1723"}],"wp:attachment":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media?parent=6068"}],"wp:term":[{"taxonomy":"phd_school","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_school?post=6068"},{"taxonomy":"phd_discipline","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_discipline?post=6068"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}