{"id":3988,"date":"2026-01-07T13:06:10","date_gmt":"2026-01-07T13:06:10","guid":{"rendered":"https:\/\/hdmf-consulting.com\/?page_id=3988"},"modified":"2026-04-25T21:59:24","modified_gmt":"2026-04-25T21:59:24","slug":"sediment-transport-and-dredging","status":"publish","type":"page","link":"https:\/\/hdmf-consulting.com\/fr\/sediment-transport-and-dredging\/","title":{"rendered":"Transport s\u00e9dimentaire et dragage"},"content":{"rendered":"<div class=\"wp-block-uagb-advanced-heading uagb-block-7b459f33\"><div class=\"uagb-heading-text\">Transport s\u00e9dimentaire et dragage<\/div><div class=\"uagb-separator\"><\/div><\/div>\n\n\n\n<style>\n.hdmf-sed-layout,\n.hdmf-sed-layout *{\n  box-sizing:border-box;\n  font-family:'Poppins', sans-serif;\n}\n\n.hdmf-sed-layout{\n  max-width:1360px;\n  margin:0 auto;\n  padding:48px 24px 80px;\n  color:#18324B;\n}\n\n.hdmf-sed-card{\n  background:#ffffff;\n  border:1px solid rgba(24,50,75,0.08);\n  border-radius:24px;\n  box-shadow:0 10px 28px rgba(16,42,67,0.08);\n  overflow:hidden;\n  margin-bottom:28px;\n}\n\n.hdmf-sed-split{\n  display:grid;\n  grid-template-columns:1.08fr 0.92fr;\n  align-items:stretch;\n}\n\n.hdmf-sed-split.reverse{\n  grid-template-columns:0.92fr 1.08fr;\n}\n\n.hdmf-sed-text{\n  padding:42px;\n}\n\n.hdmf-sed-title-main{\n  font-size:44px;\n  line-height:1.08;\n  font-weight:700;\n  letter-spacing:-0.02em;\n  color:#0F2E4E;\n  margin:0 0 18px;\n}\n\n.hdmf-sed-title{\n  font-size:30px;\n  line-height:1.14;\n  font-weight:700;\n  color:#0F2E4E;\n  margin:0 0 16px;\n}\n\n.hdmf-sed-body{\n  font-size:17px;\n  line-height:1.78;\n  color:#42596F;\n  margin:0;\n}\n\n.hdmf-sed-body + .hdmf-sed-body{\n  margin-top:14px;\n}\n\n.hdmf-sed-media{\n  padding:18px;\n  background:#ffffff;\n  display:flex;\n  align-items:center;\n  justify-content:center;\n}\n\n.hdmf-sed-media img,\n.hdmf-sed-media video{\n  width:100%;\n  height:auto;\n  max-height:420px;\n  display:block;\n  border-radius:18px;\n  object-fit:contain;\n  object-position:center center;\n  background:#ffffff;\n}\n\n.hdmf-sed-media video{\n  max-height:430px;\n}\n\n@media (max-width:1100px){\n  .hdmf-sed-split,\n  .hdmf-sed-split.reverse{\n    grid-template-columns:1fr;\n  }\n\n  .hdmf-sed-title-main{\n    font-size:36px;\n  }\n\n  .hdmf-sed-title{\n    font-size:26px;\n  }\n\n  .hdmf-sed-media img,\n  .hdmf-sed-media video{\n    max-height:320px;\n  }\n}\n\n@media (max-width:767px){\n  .hdmf-sed-layout{\n    padding:28px 16px 56px;\n  }\n\n  .hdmf-sed-text{\n    padding:24px;\n  }\n\n  .hdmf-sed-title-main{\n    font-size:30px;\n  }\n\n  .hdmf-sed-title{\n    font-size:22px;\n  }\n\n  .hdmf-sed-body{\n    font-size:16px;\n    line-height:1.7;\n  }\n\n  .hdmf-sed-media img,\n  .hdmf-sed-media video{\n    max-height:220px;\n  }\n}\n<\/style>\n\n<section class=\"hdmf-sed-layout\">\n\n<!-- INTRO -->\n<div class=\"hdmf-sed-card hdmf-sed-split\">\n  <div class=\"hdmf-sed-text\">\n    <p class=\"hdmf-sed-body\">\n    La mod\u00e9lisation num\u00e9rique du transport s\u00e9dimentaire permet d\u2019analyser les m\u00e9canismes d\u2019\u00e9rosion, de mise en mouvement, de transport et de d\u00e9p\u00f4t des s\u00e9diments sous l\u2019effet combin\u00e9 des courants, de la houle, de la turbulence et de la morphologie des fonds.\nLes analyses peuvent int\u00e9grer le transport par charriage et en suspension, \u00e0 diff\u00e9rentes \u00e9chelles spatiales et temporelles. Elles permettent d\u2019identifier les trajectoires s\u00e9dimentaires, les zones d\u2019\u00e9rosion et de d\u00e9p\u00f4t, l\u2019affouillement local, la stabilit\u00e9 des chenaux, les impacts du dragage et l\u2019\u00e9volution morphologique \u00e0 long terme.\n    <\/p>\n  <\/div>\n\n  <div class=\"hdmf-sed-media\">\n    <img decoding=\"async\" src=\"https:\/\/hdmf-consulting.com\/wp-content\/uploads\/2026\/01\/pexels-photo-1624450-1624450-edited-scaled.jpg\" alt=\" alt=\"sediment transport and dredging\">\n  <\/div>\n<\/div>\n\n  <!-- 2 -->\n  <div class=\"hdmf-sed-card hdmf-sed-split reverse\">\n    <div class=\"hdmf-sed-media\">\n      <video autoplay muted loop playsinline>\n        <source src=\"https:\/\/hdmf-consulting.com\/wp-content\/uploads\/2026\/02\/Prsentation1222-ezgif.com-crop-video.mp4\" type=\"video\/mp4\">\n      <\/video>\n    <\/div>\n\n    <div class=\"hdmf-sed-text\">\n      <h2 class=\"hdmf-sed-title\">Morphodynamique et \u00e9volution des fonds<\/h2>\n      <p class=\"hdmf-sed-body\">\n        La mod\u00e9lisation morphodynamique est utilis\u00e9e pour \u00e9tudier les interactions entre les \u00e9coulements, le transport s\u00e9dimentaire et l\u2019\u00e9volution des fonds.\nLes simulations num\u00e9riques permettent de repr\u00e9senter les couplages entre hydrodynamique et morphologie, afin d\u2019\u00e9valuer les processus d\u2019\u00e9rosion, de d\u00e9p\u00f4t, de migration des chenaux et d\u2019ajustement morphologique \u00e0 moyen et long terme.\n      <\/p>\n      <p class=\"hdmf-sed-body\">\n        Ces analyses appuient les \u00e9tudes de r\u00e9silience des syst\u00e8mes, de maintien des conditions de navigation, d\u2019\u00e9volution des habitats et d\u2019impact des am\u00e9nagements sur les r\u00e9gimes s\u00e9dimentaires.\n      <\/p>\n    <\/div>\n  <\/div>\n\n  <!-- 3 -->\n  <div class=\"hdmf-sed-card hdmf-sed-split\">\n    <div class=\"hdmf-sed-text\">\n      <h2 class=\"hdmf-sed-title\">Mod\u00e9lisation des op\u00e9rations de dragage<\/h2>\n      <p class=\"hdmf-sed-body\">\n        La mod\u00e9lisation du dragage permet d\u2019\u00e9valuer les impacts hydrodynamiques, s\u00e9dimentaires et morphologiques li\u00e9s aux op\u00e9rations de dragage.\nLes simulations prennent en compte les modifications bathym\u00e9triques, la remise en suspension des s\u00e9diments, leur transport et leur red\u00e9position sous l\u2019effet des conditions hydrodynamiques locales.\n      <\/p>\n      <p class=\"hdmf-sed-body\">\n        Les r\u00e9sultats permettent d\u2019appuyer la conception des op\u00e9rations de dragage, d\u2019optimiser les strat\u00e9gies d\u2019intervention et d\u2019\u00e9valuer leurs effets \u00e0 court et long terme sur la dynamique s\u00e9dimentaire et le fonctionnement du syst\u00e8me.\n      <\/p>\n    <\/div>\n\n    <div class=\"hdmf-sed-media\">\n      <img decoding=\"async\" src=\"https:\/\/hdmf-consulting.com\/wp-content\/uploads\/2026\/01\/pexels-photo-33626636-33626636-scaled.jpg\" alt=\"Dredging process modelling\">\n    <\/div>\n  <\/div>\n\n <!-- 4 -->\n<div class=\"hdmf-sed-card hdmf-sed-split reverse\">\n  <div class=\"hdmf-sed-media\">\n    <video autoplay muted loop playsinline>\n      <source src=\"https:\/\/hdmf-consulting.com\/wp-content\/uploads\/2026\/02\/Prsentation144444-ezgif.com-crop-video.mp4\" type=\"video\/mp4\">\n    <\/video>\n  <\/div>\n\n    <div class=\"hdmf-sed-text\">\n      <h2 class=\"hdmf-sed-title\">Impact environnemental et dispersion s\u00e9dimentaire<\/h2>\n      <p class=\"hdmf-sed-body\">\n        La mod\u00e9lisation num\u00e9rique est utilis\u00e9e pour \u00e9valuer la dispersion des s\u00e9diments li\u00e9e aux processus naturels et aux activit\u00e9s anthropiques, notamment les op\u00e9rations de dragage, de rejet ou de clapage.\nLes analyses permettent de caract\u00e9riser le d\u00e9veloppement des panaches turbides, les trajectoires de transport et les zones potentielles de d\u00e9p\u00f4t sous diff\u00e9rentes conditions hydrodynamiques.\n      <\/p>\n      <p class=\"hdmf-sed-body\">\n        Ces \u00e9tudes appuient les \u00e9valuations d\u2019impact environnemental, la conformit\u00e9 r\u00e9glementaire et la d\u00e9finition de mesures d\u2019att\u00e9nuation, en fournissant une compr\u00e9hension robuste et fond\u00e9e sur les processus physiques du comportement s\u00e9dimentaire.\n      <\/p>\n    <\/div>\n  <\/div>\n\n  <!-- 5 -->\n  <div class=\"hdmf-sed-card hdmf-sed-split\">\n    <div class=\"hdmf-sed-text\">\n      <h2 class=\"hdmf-sed-title\">\u00c9volution du trait de c\u00f4te et changements morphologiques littoraux<\/h2>\n      <p class=\"hdmf-sed-body\">\n        Nous \u00e9valuons l\u2019\u00e9volution du trait de c\u00f4te et les changements morphologiques littoraux en couplant l\u2019hydrodynamique, la dynamique s\u00e9dimentaire et les processus d\u2019\u00e9rosion c\u00f4ti\u00e8re.\nNos \u00e9tudes permettent de caract\u00e9riser les zones sensibles \u00e0 l\u2019\u00e9rosion, les trajectoires de transport longitudinal, les secteurs d\u2019accumulation s\u00e9dimentaire et l\u2019efficacit\u00e9 des mesures de protection ou d\u2019att\u00e9nuation.\n      <\/p>\n      <p class=\"hdmf-sed-body\">\n        Cette approche int\u00e9gr\u00e9e permet d\u2019anticiper l\u2019\u00e9volution du littoral sous l\u2019effet de la variabilit\u00e9 naturelle, des \u00e9v\u00e9nements extr\u00eames et des pressions anthropiques, afin d\u2019appuyer une planification c\u00f4ti\u00e8re plus r\u00e9siliente.\n      <\/p>\n    <\/div>\n\n    <div class=\"hdmf-sed-media\">\n      <img decoding=\"async\" src=\"https:\/\/hdmf-consulting.com\/wp-content\/uploads\/2026\/02\/image-7.png\" alt=\"Shoreline evolution and coastal morphological change\">\n    <\/div>\n  <\/div>\n\n  <!-- 6 -->\n  <div class=\"hdmf-sed-card hdmf-sed-split reverse\">\n    <div class=\"hdmf-sed-media\">\n      <img decoding=\"async\" src=\"https:\/\/hdmf-consulting.com\/wp-content\/uploads\/2026\/02\/image-9.png\" alt=\"Aero-sedimentary transport and wind-driven sediment dynamics\">\n    <\/div>\n\n    <div class=\"hdmf-sed-text\">\n      <h2 class=\"hdmf-sed-title\">Transport a\u00e9ros\u00e9dimentaire et dynamique \u00e9olienne des s\u00e9diments<\/h2>\n      <p class=\"hdmf-sed-body\">\n        Nous mod\u00e9lisons le transport a\u00e9ros\u00e9dimentaire, c\u2019est-\u00e0-dire le transport des s\u00e9diments par le vent, afin de caract\u00e9riser leur mobilit\u00e9 \u00e0 grande \u00e9chelle et leur r\u00f4le dans l\u2019\u00e9volution des paysages dynamiques.\nEn combinant approches num\u00e9riques, imagerie satellite, t\u00e9l\u00e9d\u00e9tection et analyses SIG, nous identifions les sources s\u00e9dimentaires, les corridors de transport et les zones de d\u00e9p\u00f4t.\n      <\/p>\n      <p class=\"hdmf-sed-body\">\n        Une application importante concerne l\u2019ensablement en milieux arides et d\u00e9sertiques, o\u00f9 le transport \u00e9olien contr\u00f4le la formation et la migration des dunes et barkhanes, avec des implications directes pour les infrastructures, les \u00e9cosyst\u00e8mes et la gestion des territoires.\n      <\/p>\n    <\/div>\n  <\/div>\n\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Sediment Transport and Dredging Numerical modelling of sediment transport address the mechanisms governing sediment entrainment, transport, and deposition under the combined influence of currents, waves, turbulence, and bed morphology. Analyses may consider both bedload and suspended load transport across a range of spatial and temporal scales. The results provide insight into sediment pathways, erosion and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"unboxed","site-sidebar-style":"unboxed","ast-global-header-display":"","ast-banner-title-visibility":"disabled","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":"set","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":""}},"footnotes":""},"class_list":["post-3988","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_hostinger_reach_plugin_has_subscription_block":false,"_hostinger_reach_plugin_is_elementor":false,"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"vandalinic.vl@gmail.com","author_link":"https:\/\/hdmf-consulting.com\/fr\/author\/vandalinic-vlgmail-com\/"},"uagb_comment_info":0,"uagb_excerpt":"Sediment Transport and Dredging Numerical modelling of sediment transport address the mechanisms governing sediment entrainment, transport, and deposition under the combined influence of currents, waves, turbulence, and bed morphology. Analyses may consider both bedload and suspended load transport across a range of spatial and temporal scales. The results provide insight into sediment pathways, erosion and\u2026","_links":{"self":[{"href":"https:\/\/hdmf-consulting.com\/fr\/wp-json\/wp\/v2\/pages\/3988","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hdmf-consulting.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/hdmf-consulting.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/hdmf-consulting.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hdmf-consulting.com\/fr\/wp-json\/wp\/v2\/comments?post=3988"}],"version-history":[{"count":19,"href":"https:\/\/hdmf-consulting.com\/fr\/wp-json\/wp\/v2\/pages\/3988\/revisions"}],"predecessor-version":[{"id":5621,"href":"https:\/\/hdmf-consulting.com\/fr\/wp-json\/wp\/v2\/pages\/3988\/revisions\/5621"}],"wp:attachment":[{"href":"https:\/\/hdmf-consulting.com\/fr\/wp-json\/wp\/v2\/media?parent=3988"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}