{"id":10164,"date":"2021-01-01T12:00:00","date_gmt":"2021-01-01T12:00:00","guid":{"rendered":"https:\/\/www.systra.com\/ibt\/?post_type=projects&#038;p=10164"},"modified":"2026-08-07T22:54:32","modified_gmt":"2026-08-07T22:54:32","slug":"extension-selmon-ouest-tampa-florida","status":"publish","type":"projects","link":"https:\/\/www.systra.com\/ibt\/fr\/project\/selmon-west-extension-tampa-florida\/","title":{"rendered":"Extension Selmon Ouest \u2013 Tampa, Floride"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"content-top-project\">\n    <div class=\"content-top-details\">\n        <svg class=\"icon-sprite details-logo\"><use xlink:href=\"#icon_deco_systra_blanc\" \/>\n        <div class=\"title\">Technical details<\/div>\n        \t        <div class=\"single-content\">\n\t            <div class=\"subtitle\">Customer<\/div>\n\t            <div class=\"desc\">Tampa Hillsborough Expressway Authority<\/div>\n\t        <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Dates<\/div>\n                <div class=\"desc\"><p>Fin des travaux : 2024<\/p>\n<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Localisation<\/div>\n                <div class=\"desc\">Tampa, Floride<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Partners<\/div>\n                <div class=\"desc\">Entrepreneur : Kiewit Infrastructure South Co. et Granite Construction Co.  Ing\u00e9nieur concepteur : AECOM  Ing\u00e9nieur de construction : Atkins<\/div>\n            <\/div>\n                    <div class=\"single-content\">\n                <div class=\"subtitle\">Activity<\/div>\n                <div class=\"desc\">R\u00f4le de SYSTRA IBT : Ing\u00e9nieur v\u00e9rificateur ind\u00e9pendant du viaduc \u00e0 voussoir pr\u00e9fabriqu\u00e9 et du viaduc \u00e0 caisson m\u00e9tallique.  <\/div>\n            <\/div>\n           \n            \n    <\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-dusty-blue-color has-text-color has-link-color wp-elements-2058e17b6c9ef87135607e11a9f1ba2c wp-block-paragraph\"><strong>L\u2019extension Selmon est une voie \u00e0 p\u00e9age de 3 km (1,9 mi) situ\u00e9e au milieu du boulevard Gandy , offrant aux usagers le choix entre utiliser le boulevard Gandy pour des destinations locales ou emprunter l\u2019extension Selmon pour une liaison directe vers l\u2019est, avec la Selmon Expressway ou Dale Mabry, et vers l\u2019ouest au le pont Gandy.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une partie de l\u2019extension ouest du viaduc Selmon surplombe l\u2019actuel boulevard Gandy au sein de la p\u00e9ninsule d\u2019Interbay \u00e0 Tampa. La superstructure de cet ouvrage routier sur\u00e9lev\u00e9, s\u2019\u00e9tendant sur 2,2 km (1,3 mi) est compos\u00e9e de voussoirs pr\u00e9fabriqu\u00e9s avec des ailettes en b\u00e9ton et c\u00e2bles de post-tension coul\u00e9s en place formant de mini hauban vis-a-vis les piles o\u00f9 la superstructure est continues. Ces ailettes permettent de limiter la dimension de la superstructure et ainsi maximiser la visibilit\u00e9, la superstructure \u00e9l\u00e8ve la voie de p\u00e9age \u00e0 plus de 30 pieds dans les airs, soit pr\u00e8s de deux fois la hauteur d\u2019un pont urbain typique. L\u2019extension Selmon am\u00e9liore la s\u00e9curit\u00e9 des transports autant pour les voyageurs locaux<br>et r\u00e9gionaux et fournit des voies d\u2019\u00e9vacuation fiables en cas d\u2019ouragans ou d\u2019urgences dans la r\u00e9gion.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SYSTRA IBT a agi en tant qu\u2019ing\u00e9nieur v\u00e9rificateur ind\u00e9pendant, jouant un r\u00f4le crucial dans le projet. \u00c0 ce titre, SYSTRA IBT a men\u00e9 une analyse ind\u00e9pendante de la conception des fondations, de l\u2019infrastructure et de la superstructure de trois ponts. Cette analyse a consist\u00e9 \u00e0 recouper les informations et les crit\u00e8res figurant dans les plans et devis afin de garantir la conformit\u00e9 aux codes et normes du projet en vigueur. De plus, l\u2019analyse comprenait la v\u00e9rification du comportement des ouvrages en conditions de service.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SYSTRA IBT a soumis des rapports complets de v\u00e9rification structurelle pour chacun des \u00e9l\u00e9ments examin\u00e9s. Les structures et \u00e9l\u00e9ments v\u00e9rifi\u00e9s sont les suivants :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Viaduc \u00e0 voussoir pr\u00e9fabriqu\u00e9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fondations (puits for\u00e9s et semelles de fondation)<\/li>\n\n\n\n<li>Infrastructure (cul\u00e9e, piles, t\u00eates de piles, portique de transition)<\/li>\n\n\n\n<li>Appareils d\u2019appui<\/li>\n\n\n\n<li>Superstructure \u00e0 voussoir pr\u00e9fabriqu\u00e9e<\/li>\n\n\n\n<li>Ailette de b\u00e9ton avec c\u00e2ble de post-tension (\u201cfinbacks\u201d)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Viaduc \u00e0 caisson m\u00e9tallique<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Fondations (puits for\u00e9s et semelles de fondation)<\/li>\n\n\n\n<li>Infrastructure (cul\u00e9es, piles, t\u00eates de piles, portiques)<\/li>\n\n\n\n<li>Appareils d\u2019appui<\/li>\n\n\n\n<li>Superstructure \u00e0 caisson en acier<\/li>\n\n\n\n<li>Dalle en b\u00e9ton coul\u00e9 en place avec post-tension transversale<\/li>\n<\/ul>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"youtube_wrapper\" videoID=\"23cfYpFLsvM\"><iframe loading=\"lazy\" title=\"Selmon Extension Turns One\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube-nocookie.com\/embed\/23cfYpFLsvM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:10px\">Cr\u00e9dit vid\u00e9o : Tampa Hillsborough Expressway Authority<\/p>\n<\/div>\n<\/div>\n","protected":false},"author":82,"featured_media":7241,"parent":0,"template":"","type-market":[],"project-market":[228,203],"project-service":[],"project-location":[420],"type-service":[],"type-solution":[],"class_list":["post-10164","projects","type-projects","status-publish","has-post-thumbnail","hentry","project-market-ponts-de-transit","project-market-ponts-segmentes","project-location-etats-unis"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - 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