{"id":66,"count":0,"description":"<div class=\"chapo\">Recent engineering structures are primarily composed of metallic materials. We work principally on crossing works (bridges, viaducts, tunnels, locks, buses ARMCO, etc.) and establish inspection diagnostics to prevent potential deterioration or corrosion pathologies.<\/div>\r\nThese structures are subject to permanent constraints:\r\n<ul>\r\n \t<li>Structural constraints enabling the work to stand<\/li>\r\n \t<li>Traffic and circulation constraints<\/li>\r\n \t<li>Climatic constraints: heat, humidity, wind, currents<\/li>\r\n \t<li>Seismic constraints\r\nFaced with these constraints, metal evolves and its mechanical properties are also modified.<\/li>\r\n<\/ul>\r\n<h2>On-site daignostics and expertise<\/h2>\r\nFor engineering works, A-CORROS provides an assessment the structural integrity and characterisation of the metal and the anticorrosion coating.\r\n\r\nOn-site, our interventions include :\r\n<ul>\r\n \t<li><strong>Extensive photographic and video documentation<\/strong> of the elements of the structure and any corrosion pathologies encountered<\/li>\r\n \t<li><strong>Non-destructive measurements<\/strong> residual thickness of the metal and coatings<\/li>\r\n \t<li><strong>Lead diagnostics<\/strong><\/li>\r\n \t<li><strong>Colorimetric analyses and stratigraphic studies<\/strong> of organic coatings<\/li>\r\n \t<li><strong>Coating adhesion tests<\/strong><\/li>\r\n \t<li><strong>Sampling of elements of assemblages<\/strong> for laboratory analysis<\/li>\r\n<\/ul>\r\n<h2>Laboratory analysis<\/h2>\r\nFollowing on-site diagnostics, and thanks to our network of partners like the <a href=\"http:\/\/lerm.fr\">LERM<\/a> in Arles, measurements and analyses are conducted in the laboratory in order to determine the nature of the materials, mechanical characteristics and weldability.\r\n<ul>\r\n \t<li><strong>Microstructure and metallographic analyses<\/strong> : preparation of samples, polishing, chemical etching, examination with a binocular magnifying glass and by optical and scanning electron microscopy.<\/li>\r\n \t<li><strong>Characterisation of metals<\/strong> : spark spectrometry, X-ray fluorescence, mechanical testing, weldability studies.<\/li>\r\n \t<li><strong>Characterisation of coatings<\/strong> : number of layers, layer types, colours of the layers and chemical compatibility with the future protection system in collaboration with SIM.<\/li>\r\n \t<li><strong>Mechanical testing<\/strong> : tensile, fatigue and bending tests in collaboration with I.S.I and ECCI.<\/li>\r\n \t<li><strong>Synthesis report and recommendations<\/strong> integrating the conclusions of the study and the recommendations for active corrosion protection (cathodic protection) or passive (<a href=\"http:\/\/www.a-corros.fr\/en\/division\/anti-corrosion_coatings\/\">coatings<\/a>).<\/li>\r\n<\/ul>\r\n[caption id=\"attachment_2239\" align=\"aligncenter\" width=\"1024\"]<img class=\"size-large wp-image-2239\" src=\"https:\/\/a-corros.fr\/wp-content\/uploads\/2019\/03\/R575_1906-1024x576.jpg\" alt=\"\" width=\"1024\" height=\"576\" \/> Lead and asbestos characterisation of the paint on a bridge[\/caption]","link":"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/","name":"Engineering structures","slug":"engineering_structures","taxonomy":"pole","parent":61,"meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Engineering structures Archives - A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Engineering structures Archives - A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines\" \/>\n<meta property=\"og:description\" content=\"Recent engineering structures are primarily composed of metallic materials. We work principally on crossing works (bridges, viaducts, tunnels, locks, buses ARMCO, etc.) and establish inspection diagnostics to prevent potential deterioration or corrosion pathologies. These structures are subject to permanent constraints: Structural constraints enabling the work to stand Traffic and circulation constraints Climatic constraints: heat, humidity, wind, currents Seismic constraints Faced with these constraints, metal evolves and its mechanical properties are also modified. On-site daignostics and expertise For engineering works, A-CORROS provides an assessment the structural integrity and characterisation of the metal and the anticorrosion coating. On-site, our interventions include : Extensive photographic and video documentation of the elements of the structure and any corrosion pathologies encountered Non-destructive measurements residual thickness of the metal and coatings Lead diagnostics Colorimetric analyses and stratigraphic studies of organic coatings Coating adhesion tests Sampling of elements of assemblages for laboratory analysis Laboratory analysis Following on-site diagnostics, and thanks to our network of partners like the LERM in Arles, measurements and analyses are conducted in the laboratory in order to determine the nature of the materials, mechanical characteristics and weldability. Microstructure and metallographic analyses : preparation of samples, polishing, chemical etching, examination with a binocular magnifying glass and by optical and scanning electron microscopy. Characterisation of metals : spark spectrometry, X-ray fluorescence, mechanical testing, weldability studies. Characterisation of coatings : number of layers, layer types, colours of the layers and chemical compatibility with the future protection system in collaboration with SIM. Mechanical testing : tensile, fatigue and bending tests in collaboration with I.S.I and ECCI. Synthesis report and recommendations integrating the conclusions of the study and the recommendations for active corrosion protection (cathodic protection) or passive (coatings). Lead and asbestos characterisation of the paint on a bridge\" \/>\n<meta property=\"og:url\" content=\"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/\" \/>\n<meta property=\"og:site_name\" content=\"A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines\" \/>\n<meta property=\"og:image\" content=\"https:\/\/a-corros.fr\/wp-content\/uploads\/2019\/03\/R575_1906-1024x576.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"CollectionPage\",\"@id\":\"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/\",\"url\":\"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/\",\"name\":\"Engineering structures Archives - A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines\",\"isPartOf\":{\"@id\":\"https:\/\/a-corros.fr\/#website\"},\"breadcrumb\":{\"@id\":\"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/#breadcrumb\"},\"inLanguage\":\"en-US\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/a-corros.fr\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Industrial Division\",\"item\":\"https:\/\/a-corros.fr\/en\/division\/industrial_division\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Engineering structures\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/a-corros.fr\/#website\",\"url\":\"https:\/\/a-corros.fr\/\",\"name\":\"A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines\",\"description\":\"Diagnostic et expertise en corrosion et conservation des patrimoines\",\"publisher\":{\"@id\":\"https:\/\/a-corros.fr\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/a-corros.fr\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/a-corros.fr\/#organization\",\"name\":\"A-corros\",\"url\":\"https:\/\/a-corros.fr\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/a-corros.fr\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/a-corros.fr\/wp-content\/uploads\/2019\/04\/A-CORROS-.jpg\",\"contentUrl\":\"https:\/\/a-corros.fr\/wp-content\/uploads\/2019\/04\/A-CORROS-.jpg\",\"width\":650,\"height\":129,\"caption\":\"A-corros\"},\"image\":{\"@id\":\"https:\/\/a-corros.fr\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Engineering structures Archives - A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/","og_locale":"en_US","og_type":"article","og_title":"Engineering structures Archives - A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines","og_description":"Recent engineering structures are primarily composed of metallic materials. We work principally on crossing works (bridges, viaducts, tunnels, locks, buses ARMCO, etc.) and establish inspection diagnostics to prevent potential deterioration or corrosion pathologies. These structures are subject to permanent constraints: Structural constraints enabling the work to stand Traffic and circulation constraints Climatic constraints: heat, humidity, wind, currents Seismic constraints Faced with these constraints, metal evolves and its mechanical properties are also modified. On-site daignostics and expertise For engineering works, A-CORROS provides an assessment the structural integrity and characterisation of the metal and the anticorrosion coating. On-site, our interventions include : Extensive photographic and video documentation of the elements of the structure and any corrosion pathologies encountered Non-destructive measurements residual thickness of the metal and coatings Lead diagnostics Colorimetric analyses and stratigraphic studies of organic coatings Coating adhesion tests Sampling of elements of assemblages for laboratory analysis Laboratory analysis Following on-site diagnostics, and thanks to our network of partners like the LERM in Arles, measurements and analyses are conducted in the laboratory in order to determine the nature of the materials, mechanical characteristics and weldability. Microstructure and metallographic analyses : preparation of samples, polishing, chemical etching, examination with a binocular magnifying glass and by optical and scanning electron microscopy. Characterisation of metals : spark spectrometry, X-ray fluorescence, mechanical testing, weldability studies. Characterisation of coatings : number of layers, layer types, colours of the layers and chemical compatibility with the future protection system in collaboration with SIM. Mechanical testing : tensile, fatigue and bending tests in collaboration with I.S.I and ECCI. Synthesis report and recommendations integrating the conclusions of the study and the recommendations for active corrosion protection (cathodic protection) or passive (coatings). Lead and asbestos characterisation of the paint on a bridge","og_url":"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/","og_site_name":"A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines","og_image":[{"url":"https:\/\/a-corros.fr\/wp-content\/uploads\/2019\/03\/R575_1906-1024x576.jpg","type":"","width":"","height":""}],"twitter_card":"summary_large_image","schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"CollectionPage","@id":"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/","url":"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/","name":"Engineering structures Archives - A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines","isPartOf":{"@id":"https:\/\/a-corros.fr\/#website"},"breadcrumb":{"@id":"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/#breadcrumb"},"inLanguage":"en-US"},{"@type":"BreadcrumbList","@id":"https:\/\/a-corros.fr\/en\/division\/engineering_structures\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/a-corros.fr\/en\/"},{"@type":"ListItem","position":2,"name":"Industrial Division","item":"https:\/\/a-corros.fr\/en\/division\/industrial_division\/"},{"@type":"ListItem","position":3,"name":"Engineering structures"}]},{"@type":"WebSite","@id":"https:\/\/a-corros.fr\/#website","url":"https:\/\/a-corros.fr\/","name":"A-Corros : diagnostic et expertise en corrosion et conservation des patrimoines","description":"Diagnostic et expertise en corrosion et conservation des patrimoines","publisher":{"@id":"https:\/\/a-corros.fr\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/a-corros.fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/a-corros.fr\/#organization","name":"A-corros","url":"https:\/\/a-corros.fr\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/a-corros.fr\/#\/schema\/logo\/image\/","url":"https:\/\/a-corros.fr\/wp-content\/uploads\/2019\/04\/A-CORROS-.jpg","contentUrl":"https:\/\/a-corros.fr\/wp-content\/uploads\/2019\/04\/A-CORROS-.jpg","width":650,"height":129,"caption":"A-corros"},"image":{"@id":"https:\/\/a-corros.fr\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/a-corros.fr\/en\/wp-json\/wp\/v2\/pole\/66","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/a-corros.fr\/en\/wp-json\/wp\/v2\/pole"}],"about":[{"href":"https:\/\/a-corros.fr\/en\/wp-json\/wp\/v2\/taxonomies\/pole"}],"up":[{"embeddable":true,"href":"https:\/\/a-corros.fr\/en\/wp-json\/wp\/v2\/pole\/61"}],"wp:post_type":[{"href":"https:\/\/a-corros.fr\/en\/wp-json\/wp\/v2\/partenaire?pole=66"},{"href":"https:\/\/a-corros.fr\/en\/wp-json\/wp\/v2\/projet?pole=66"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}