{"id":1178,"date":"2023-09-13T05:37:30","date_gmt":"2023-09-13T05:37:30","guid":{"rendered":"https:\/\/www.satlabgeo.com\/?post_type=industries&p=1178"},"modified":"2025-10-13T08:20:57","modified_gmt":"2025-10-13T08:20:57","slug":"application-of-eyr-gnss-rtk-in-earthwork-survey","status":"publish","type":"industries","link":"https:\/\/www.satlabgeo.com\/fr\/industries\/application-of-eyr-gnss-rtk-in-earthwork-survey\/","title":{"rendered":"Application de la m\u00e9thode Eyr aux lev\u00e9s topographiques de terrassements"},"content":{"rendered":"
T\u00e9l\u00e9charger l'article complet >>><\/a><\/div>\n

Contexte du projet<\/strong><\/em><\/span>
\nUne entreprise de construction de logements a \u00e9t\u00e9 charg\u00e9e de r\u00e9aliser les fondations d'un immeuble r\u00e9sidentiel de grande hauteur. Cette phase cruciale implique d'importants travaux de terrassement et de remblayage, exigeant des mesures pr\u00e9cises et s\u00e9curis\u00e9es pour la r\u00e9ussite du projet. Afin d'optimiser l'efficacit\u00e9 et la pr\u00e9cision des mesures, l'entreprise a opt\u00e9 pour la technologie RTK avec positionnement visuel pour le relev\u00e9 des terrassements.<\/span><\/p>\n

Analyse des points douloureux<\/strong><\/em><\/span>
\nLes m\u00e9thodes traditionnelles de mesure des terrassements reposent sur des techniques manuelles, ce qui entra\u00eene des processus longs et exigeants en main-d'\u0153uvre, sujets \u00e0 erreurs. De plus, la complexit\u00e9 du terrain et les exigences sp\u00e9cifiques des techniques de fondations compliquent encore davantage la pr\u00e9cision des mesures. La demande d'une solution de mesure plus efficace, plus pr\u00e9cise et plus visuelle est devenue \u00e9vidente.<\/span><\/p>\n

\"Cartographie<\/p>\n

Programme de mise en \u0153uvre<\/strong><\/em><\/span>
\nPour r\u00e9pondre aux difficult\u00e9s des utilisateurs, l'entreprise de construction de logements a \u00e9labor\u00e9 un plan de mise en \u0153uvre du positionnement visuel pour les mesures de terrassement lors des travaux de fondation. Les principales \u00e9tapes sont les suivantes\u00a0:<\/span>
\n
\n(a)Pr\u00e9paration de l'\u00e9quipement : <\/b>La s\u00e9lection d'\u00e9quipements GNSS RTK, adapt\u00e9s \u00e0 l'environnement d'ing\u00e9nierie des fondations, garantit la r\u00e9sistance aux interf\u00e9rences et la durabilit\u00e9.<\/span><\/p>\n

(b) Disposition des points de contr\u00f4le au sol :<\/b> La disposition strat\u00e9gique des points de contr\u00f4le au sol \u00e0 l'int\u00e9rieur de la zone de construction sert de r\u00e9f\u00e9rence pour des mesures pr\u00e9cises.<\/p>\n

(c) Collecte de donn\u00e9es : <\/b>Le syst\u00e8me Eyr RTK permet de mesurer divers param\u00e8tres de terrassement, notamment le volume, la forme et la plan\u00e9it\u00e9. En combinant les donn\u00e9es d'image et de positionnement, des mesures pr\u00e9cises sont g\u00e9n\u00e9r\u00e9es gr\u00e2ce \u00e0 des algorithmes de traitement d'image avanc\u00e9s.<\/p>\n


\n\"rtk\"
\n
\n\"RTK\"<\/div>\n

(d) Analyse et visualisation des donn\u00e9es :<\/b> Les r\u00e9sultats des mesures de terrassement sont import\u00e9s dans un syst\u00e8me de traitement en arri\u00e8re-plan. Les donn\u00e9es sont ensuite pr\u00e9sent\u00e9es aux utilisateurs sous forme graphique et visuelle gr\u00e2ce \u00e0 des outils d'analyse et de visualisation sophistiqu\u00e9s. Cela permet une meilleure compr\u00e9hension des conditions de terrassement, facilitant ainsi les ajustements de construction et les contr\u00f4les de remblai, le cas \u00e9ch\u00e9ant.<\/p>\n

\"Cartographie<\/p>\n

R\u00e9sum\u00e9<\/strong><\/em><\/p>\n

L'adoption du positionnement visuel pour les relev\u00e9s de terrassement dans les travaux de fondation a procur\u00e9 \u00e0 l'entreprise de construction de logements plusieurs avantages cl\u00e9s :<\/span><\/p>\n

    \n
  • \n
      \n
    • \n
        \n
      • \n
          \n
        • Am\u00e9lioration de l'efficacit\u00e9 des mesures\u00a0: en rempla\u00e7ant les m\u00e9thodes manuelles traditionnelles, le positionnement visuel r\u00e9duit consid\u00e9rablement le temps de mesure, am\u00e9liorant ainsi l'efficacit\u00e9 globale des mesures.<\/li>\n
        • Pr\u00e9cision de mesure accrue\u00a0: gr\u00e2ce au traitement d\u2019images et au positionnement pr\u00e9cis, le positionnement visuel minimise les erreurs humaines, ce qui permet d\u2019obtenir des r\u00e9sultats de mesure de terrassement plus pr\u00e9cis.<\/li>\n
        • Ajustement des travaux en temps r\u00e9el\u00a0: La visualisation en temps r\u00e9el permet aux utilisateurs d\u2019\u00e9valuer rapidement les conditions de terrassement, facilitant ainsi les ajustements et le contr\u00f4le des remblais. Ceci contribue \u00e0 am\u00e9liorer la pr\u00e9cision et la s\u00e9curit\u00e9 des travaux.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

          Techniques de positionnement visuel appliqu\u00e9es \u00e0 la mesure des terrassements en ing\u00e9nierie des fondations.<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_links_to":"","_links_to_target":""},"yoast_head":"\nFrom Riverbed to Superstructure: Full-Scene Bridge Inspection with UAV LiDAR & USV Multibeam Solution | SatLab<\/title>\n<meta name=\"description\" content=\"This case study demonstrates an integrated UAV\u2013USV inspection workflow combining SatLab\u2019s HydroBoat 1200MB with the Apus-MX LiDAR on DJI M350 RTK.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.satlabgeo.com\/fr\/industries\/application-of-eyr-gnss-rtk-in-earthwork-survey\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"From Riverbed to 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