Effect of longitudinal stiffening on bridge girder webs at incremental launching stage
Patch loading is a predominant load case at incremental bridge launching. Bridge girder webs are frequently provided with longitudinal stiffeners to increase in-service shear and bending strength, and its effect has been included in design codes. However, no straightforward rules are given to accoun...
- Autores:
-
Graciano, Carlos
Zapata-Medina, David G.
- Tipo de recurso:
- Article of journal
- Fecha de publicación:
- 2015
- Institución:
- Universidad Nacional de Colombia
- Repositorio:
- Universidad Nacional de Colombia
- Idioma:
- spa
- OAI Identifier:
- oai:repositorio.unal.edu.co:unal/67681
- Acceso en línea:
- https://repositorio.unal.edu.co/handle/unal/67681
http://bdigital.unal.edu.co/68710/
- Palabra clave:
- 62 Ingeniería y operaciones afines / Engineering
patch loading
longitudinal stiffeners
ultimate strength
girders
bridge launching
finite element method
cargas concentradas
rigidizadores longitudinales
resistencia última
vigas
lanzamiento de puentes
método de los elementos finitos
- Rights
- openAccess
- License
- Atribución-NoComercial 4.0 Internacional
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| dc.title.spa.fl_str_mv |
Effect of longitudinal stiffening on bridge girder webs at incremental launching stage |
| title |
Effect of longitudinal stiffening on bridge girder webs at incremental launching stage |
| spellingShingle |
Effect of longitudinal stiffening on bridge girder webs at incremental launching stage 62 Ingeniería y operaciones afines / Engineering patch loading longitudinal stiffeners ultimate strength girders bridge launching finite element method cargas concentradas rigidizadores longitudinales resistencia última vigas lanzamiento de puentes método de los elementos finitos |
| title_short |
Effect of longitudinal stiffening on bridge girder webs at incremental launching stage |
| title_full |
Effect of longitudinal stiffening on bridge girder webs at incremental launching stage |
| title_fullStr |
Effect of longitudinal stiffening on bridge girder webs at incremental launching stage |
| title_full_unstemmed |
Effect of longitudinal stiffening on bridge girder webs at incremental launching stage |
| title_sort |
Effect of longitudinal stiffening on bridge girder webs at incremental launching stage |
| dc.creator.fl_str_mv |
Graciano, Carlos Zapata-Medina, David G. |
| dc.contributor.author.spa.fl_str_mv |
Graciano, Carlos Zapata-Medina, David G. |
| dc.subject.ddc.spa.fl_str_mv |
62 Ingeniería y operaciones afines / Engineering |
| topic |
62 Ingeniería y operaciones afines / Engineering patch loading longitudinal stiffeners ultimate strength girders bridge launching finite element method cargas concentradas rigidizadores longitudinales resistencia última vigas lanzamiento de puentes método de los elementos finitos |
| dc.subject.proposal.spa.fl_str_mv |
patch loading longitudinal stiffeners ultimate strength girders bridge launching finite element method cargas concentradas rigidizadores longitudinales resistencia última vigas lanzamiento de puentes método de los elementos finitos |
| description |
Patch loading is a predominant load case at incremental bridge launching. Bridge girder webs are frequently provided with longitudinal stiffeners to increase in-service shear and bending strength, and its effect has been included in design codes. However, no straightforward rules are given to account for the influence of such stiffeners on improving the patch loading resistance. This paper presents a review of some available formulae found in the literature to estimate the girder ultimate strength including the provisions of the European, American and Colombian design codes. Additionally, a nonlinear finite element analysis is conducted on three case studies related to actual launched bridges. The case studies are also used to study the influence of the longitudinal stiffener and girder depth on the girder capacity. Different load-displacement responses are observed depending on the girder depth. Finally, the finite element analysis shows to what extent the longitudinal stiffeners can increase the patch loading capacity of bridge girder webs during launching. |
| publishDate |
2015 |
| dc.date.issued.spa.fl_str_mv |
2015-01-01 |
| dc.date.accessioned.spa.fl_str_mv |
2019-07-03T04:50:46Z |
| dc.date.available.spa.fl_str_mv |
2019-07-03T04:50:46Z |
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Artículo de revista |
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http://purl.org/coar/resource_type/c_2df8fbb1 |
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info:eu-repo/semantics/article |
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http://purl.org/coar/resource_type/c_6501 |
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http://purl.org/coar/version/c_970fb48d4fbd8a85 |
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Text |
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ISSN: 2248-8723 |
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https://repositorio.unal.edu.co/handle/unal/67681 |
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http://bdigital.unal.edu.co/68710/ |
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ISSN: 2248-8723 |
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https://repositorio.unal.edu.co/handle/unal/67681 http://bdigital.unal.edu.co/68710/ |
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spa |
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spa |
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https://revistas.unal.edu.co/index.php/ingeinv/article/view/42220 |
| dc.relation.ispartof.spa.fl_str_mv |
Universidad Nacional de Colombia Revistas electrónicas UN Ingeniería e Investigación Ingeniería e Investigación |
| dc.relation.references.spa.fl_str_mv |
Graciano, Carlos and Zapata-Medina, David G. (2015) Effect of longitudinal stiffening on bridge girder webs at incremental launching stage. Ingeniería e Investigación, 35 (1). pp. 24-30. ISSN 2248-8723 |
| dc.rights.spa.fl_str_mv |
Derechos reservados - Universidad Nacional de Colombia |
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http://purl.org/coar/access_right/c_abf2 |
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Atribución-NoComercial 4.0 Internacional |
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http://creativecommons.org/licenses/by-nc/4.0/ |
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info:eu-repo/semantics/openAccess |
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Atribución-NoComercial 4.0 Internacional Derechos reservados - Universidad Nacional de Colombia http://creativecommons.org/licenses/by-nc/4.0/ http://purl.org/coar/access_right/c_abf2 |
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Universidad Nacional de Colombia - Sede Bogotá - Facultad de Ingeniería |
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Atribución-NoComercial 4.0 InternacionalDerechos reservados - Universidad Nacional de Colombiahttp://creativecommons.org/licenses/by-nc/4.0/info:eu-repo/semantics/openAccesshttp://purl.org/coar/access_right/c_abf2Graciano, Carlosbfd6300c-719f-4268-8625-0721b3cefd6d300Zapata-Medina, David G.1d2b479e-0e93-4341-a837-2b271cedc9db3002019-07-03T04:50:46Z2019-07-03T04:50:46Z2015-01-01ISSN: 2248-8723https://repositorio.unal.edu.co/handle/unal/67681http://bdigital.unal.edu.co/68710/Patch loading is a predominant load case at incremental bridge launching. Bridge girder webs are frequently provided with longitudinal stiffeners to increase in-service shear and bending strength, and its effect has been included in design codes. However, no straightforward rules are given to account for the influence of such stiffeners on improving the patch loading resistance. This paper presents a review of some available formulae found in the literature to estimate the girder ultimate strength including the provisions of the European, American and Colombian design codes. Additionally, a nonlinear finite element analysis is conducted on three case studies related to actual launched bridges. The case studies are also used to study the influence of the longitudinal stiffener and girder depth on the girder capacity. Different load-displacement responses are observed depending on the girder depth. Finally, the finite element analysis shows to what extent the longitudinal stiffeners can increase the patch loading capacity of bridge girder webs during launching.Cargas concentradas son normalmente la condición de carga predominante durante el lanzamiento de puentes por empujes suce-sivos, por lo cual, las almas de las vigas del puente son frecuentemente rigidizadas con placas longitudinales para incrementar la resistencia de servicio a cortante y flexión. Este efecto benéfico del rigidizador longitudinal es tomado en cuenta por varios códigos de diseño. Sin embargo, no hay normas claras que indiquen como tener en cuenta la influencia de tales rigidizadores en el incre-mento de la resistencia bajo cargas concentradas. Este artículo, presenta una revisión de algunas de las formulaciones disponibles en la literatura técnica para el cálculo de cargas últimas de pandeo en vigas bajo cargas concentradas incluyendo los lineamientos de los códigos de diseño Europeo, Americano y Colombiano. Adicionalmente, se presenta un análisis no lineal por elementos finitos de tres casos de estudio concernientes con el lanzamiento de puentes. Los casos de estudio son también utilizados para estudiar la influencia del rigidizador y de la profundidad de la viga en la carga última. Se observaron diferentes respuestas carga-deformación dependiendo de la profundidad de la viga y se muestra hasta qué punto los rigidizadores longitudinales pueden incrementar la capacidad de carga de vigas de puente durante su lanzamiento.application/pdfspaUniversidad Nacional de Colombia - Sede Bogotá - Facultad de Ingenieríahttps://revistas.unal.edu.co/index.php/ingeinv/article/view/42220Universidad Nacional de Colombia Revistas electrónicas UN Ingeniería e InvestigaciónIngeniería e InvestigaciónGraciano, Carlos and Zapata-Medina, David G. (2015) Effect of longitudinal stiffening on bridge girder webs at incremental launching stage. Ingeniería e Investigación, 35 (1). pp. 24-30. ISSN 2248-872362 Ingeniería y operaciones afines / Engineeringpatch loadinglongitudinal stiffenersultimate strengthgirdersbridge launchingfinite element methodcargas concentradasrigidizadores longitudinalesresistencia últimavigaslanzamiento de puentesmétodo de los elementos finitosEffect of longitudinal stiffening on bridge girder webs at incremental launching stageArtículo de revistainfo:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501http://purl.org/coar/resource_type/c_2df8fbb1http://purl.org/coar/version/c_970fb48d4fbd8a85Texthttp://purl.org/redcol/resource_type/ARTORIGINAL42220-244821-1-PB.pdfapplication/pdf700209https://repositorio.unal.edu.co/bitstream/unal/67681/1/42220-244821-1-PB.pdf6147f4d2b6d62ef115f3af3b6a2f8bfaMD51THUMBNAIL42220-244821-1-PB.pdf.jpg42220-244821-1-PB.pdf.jpgGenerated Thumbnailimage/jpeg8792https://repositorio.unal.edu.co/bitstream/unal/67681/2/42220-244821-1-PB.pdf.jpga9dfa06f410b966f5c6842099169c437MD52unal/67681oai:repositorio.unal.edu.co:unal/676812024-05-22 23:34:14.679Repositorio Institucional Universidad Nacional de Colombiarepositorio_nal@unal.edu.co |