Statistical Analysis of Reinforced Concrete Bridges in Estonia
This paper introduces a possible way to use a multivariate methodology, called principal component analysis, to reduce the dimensionality of condition state database of bridge elements, collected during visual inspections. Attention is paid to the condition assessment of bridges in Estonian national...
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| Format: | Article |
| Language: | English |
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Riga Technical University Press
2017-12-01
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| Series: | The Baltic Journal of Road and Bridge Engineering |
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| Online Access: | https://bjrbe-journals.rtu.lv/article/view/3246 |
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| _version_ | 1846097537181679616 |
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| author | Sander Sein Jose Campos Matos Juhan Idnurm |
| author_facet | Sander Sein Jose Campos Matos Juhan Idnurm |
| author_sort | Sander Sein |
| collection | DOAJ |
| description | This paper introduces a possible way to use a multivariate methodology, called principal component analysis, to reduce the dimensionality of condition state database of bridge elements, collected during visual inspections. Attention is paid to the condition assessment of bridges in Estonian national roads and collected data, which plays an important role in the selection of correct statistical technique and obtaining reliable results. Additionally, detailed overview of typical road bridges and examples of collected information is provided. Statistical analysis is carried out by most natural reinforced concrete bridges in Estonia and comparison is made among different typologies. The introduced multivariate technique algorithms are presented and collated in two different formulations, with contrast on unevenness in variables and taking into account the missing data. Principal components and weighing factors, which are calculated for bridges with different typology, also have differences in results and element groups where variation is retained. |
| format | Article |
| id | doaj-art-f17ce44bfa6b4f62b805399d64d55fc4 |
| institution | Kabale University |
| issn | 1822-427X 1822-4288 |
| language | English |
| publishDate | 2017-12-01 |
| publisher | Riga Technical University Press |
| record_format | Article |
| series | The Baltic Journal of Road and Bridge Engineering |
| spelling | doaj-art-f17ce44bfa6b4f62b805399d64d55fc42025-01-02T03:43:00ZengRiga Technical University PressThe Baltic Journal of Road and Bridge Engineering1822-427X1822-42882017-12-0112410.3846/bjrbe.2017.281777Statistical Analysis of Reinforced Concrete Bridges in EstoniaSander Sein0Jose Campos Matos1Juhan Idnurm2Tallinn University of Technology, Ehitajate tee, 5, Tallinn 19086, EstoniaUniversity of Minho, Campus de Azurém, Guimarães, 4800-058, PortugalTallinn University of Technology, Ehitajate tee, 5, Tallinn 19086, EstoniaThis paper introduces a possible way to use a multivariate methodology, called principal component analysis, to reduce the dimensionality of condition state database of bridge elements, collected during visual inspections. Attention is paid to the condition assessment of bridges in Estonian national roads and collected data, which plays an important role in the selection of correct statistical technique and obtaining reliable results. Additionally, detailed overview of typical road bridges and examples of collected information is provided. Statistical analysis is carried out by most natural reinforced concrete bridges in Estonia and comparison is made among different typologies. The introduced multivariate technique algorithms are presented and collated in two different formulations, with contrast on unevenness in variables and taking into account the missing data. Principal components and weighing factors, which are calculated for bridges with different typology, also have differences in results and element groups where variation is retained.https://bjrbe-journals.rtu.lv/article/view/3246bridge managementcondition assessmentmultivariate analysisprincipal component analysisstatistical analysisvisual inspections |
| spellingShingle | Sander Sein Jose Campos Matos Juhan Idnurm Statistical Analysis of Reinforced Concrete Bridges in Estonia The Baltic Journal of Road and Bridge Engineering bridge management condition assessment multivariate analysis principal component analysis statistical analysis visual inspections |
| title | Statistical Analysis of Reinforced Concrete Bridges in Estonia |
| title_full | Statistical Analysis of Reinforced Concrete Bridges in Estonia |
| title_fullStr | Statistical Analysis of Reinforced Concrete Bridges in Estonia |
| title_full_unstemmed | Statistical Analysis of Reinforced Concrete Bridges in Estonia |
| title_short | Statistical Analysis of Reinforced Concrete Bridges in Estonia |
| title_sort | statistical analysis of reinforced concrete bridges in estonia |
| topic | bridge management condition assessment multivariate analysis principal component analysis statistical analysis visual inspections |
| url | https://bjrbe-journals.rtu.lv/article/view/3246 |
| work_keys_str_mv | AT sandersein statisticalanalysisofreinforcedconcretebridgesinestonia AT josecamposmatos statisticalanalysisofreinforcedconcretebridgesinestonia AT juhanidnurm statisticalanalysisofreinforcedconcretebridgesinestonia |