{"id":4702,"date":"2025-11-04T09:33:36","date_gmt":"2025-11-04T09:33:36","guid":{"rendered":"https:\/\/eurohinca.com\/?p=4702"},"modified":"2026-05-13T10:49:10","modified_gmt":"2026-05-13T10:49:10","slug":"comment-dimensionner-les-arbres-dattaque-et-de-reception","status":"publish","type":"post","link":"https:\/\/eurohinca.com\/fr\/como-dimensionar-los-pozos-de-ataque-y-recepcion\/","title":{"rendered":"Comment dimensionner les arbres : pouss\u00e9e admissible, levage et logistique de chantier ?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"4702\" class=\"elementor elementor-4702\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d6327ef e-flex e-con-boxed e-con e-parent\" data-id=\"d6327ef\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0d3dfe2 elementor-widget elementor-widget-text-editor\" data-id=\"0d3dfe2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"101\" data-end=\"467\">Le puits est dimensionn\u00e9 pour <strong data-start=\"144\" data-end=\"164\">le logement de l'\u00e9quipement<\/strong>, <strong data-start=\"166\" data-end=\"204\">transmettre la pouss\u00e9e en toute s\u00e9curit\u00e9<\/strong> y <strong data-start=\"207\" data-end=\"229\">fonctionner sans heurts<\/strong> (montage, levage, gestion des d\u00e9tritus\/boues et acc\u00e8s). Dans les projets de <strong data-start=\"301\" data-end=\"382\"><a class=\"decorated-link\" href=\"https:\/\/eurohinca.com\/fr\/eperonnage-de-tuyaux-2\/\" target=\"_new\" rel=\"noopener\" data-start=\"303\" data-end=\"380\">le fon\u00e7age de tuyaux (microtunnelage)<\/a><\/strong>, La conception des forages d\u00e9termine la faisabilit\u00e9 et la performance d\u00e8s le premier m\u00e8tre.<\/p><h4 data-start=\"469\" data-end=\"510\">1) Pouss\u00e9e admissible (arbre d'attaque)<\/h4><ul data-start=\"511\" data-end=\"1155\"><li data-start=\"511\" data-end=\"792\"><p data-start=\"513\" data-end=\"792\"><strong data-start=\"513\" data-end=\"539\">Design thrust (Ed.) :<\/strong><br data-start=\"539\" data-end=\"542\" \/>Ed \u2248 <strong data-start=\"549\" data-end=\"561\">F_front<\/strong> (pression de creusement \u00d7 surface) + <strong data-start=\"595\" data-end=\"609\">F_friction<\/strong> (\u03c4 p\u00e9rim\u00e9trique \u00d7 surface de contact) + <strong data-start=\"652\" data-end=\"664\">pertes<\/strong> (courbure, joints, frottement local). \u00c0 titre indicatif, \u03c4 peut \u00eatre estim\u00e9 entre <strong data-start=\"751\" data-end=\"763\">5-20 kPa<\/strong> en fonction du sol et de la lubrification.<\/p><\/li><li data-start=\"793\" data-end=\"921\"><p data-start=\"795\" data-end=\"921\"><strong data-start=\"795\" data-end=\"820\">R\u00e9sistance du puits :<\/strong> anneaux de pouss\u00e9e\/couronne, <strong data-start=\"847\" data-end=\"860\">\u00e9crans<\/strong> y <strong data-start=\"863\" data-end=\"880\">dalle inf\u00e9rieure<\/strong> doit r\u00e9sister <strong data-start=\"896\" data-end=\"906\">Ed \u00d7 \u03b3<\/strong> (\u03b3 1.3-1.5).<\/p><\/li><li data-start=\"922\" data-end=\"1050\"><p data-start=\"924\" data-end=\"1050\"><strong data-start=\"924\" data-end=\"943\">G\u00e9om\u00e9trie utile :<\/strong> largeur = <strong data-start=\"952\" data-end=\"971\">TBM + 1,0-1,5 m<\/strong> par c\u00f4t\u00e9 ; longueur = <strong data-start=\"993\" data-end=\"1021\">cadre de pouss\u00e9e (6-10 m)<\/strong> + zone de montage (\u2265 6 m).<\/p><\/li><li data-start=\"1051\" data-end=\"1155\"><p data-start=\"1053\" data-end=\"1155\"><strong data-start=\"1053\" data-end=\"1080\">Stabilit\u00e9 hydraulique :<\/strong> v\u00e9rifier <strong data-start=\"1091\" data-end=\"1104\">flottation<\/strong>, <strong data-start=\"1106\" data-end=\"1122\">siphonage<\/strong> y <strong data-start=\"1125\" data-end=\"1142\">poin\u00e7onnage<\/strong> avec une NF \u00e9lev\u00e9e.<\/p><\/li><\/ul><p data-start=\"1157\" data-end=\"1296\">Pour le d\u00e9tail de la construction de la fosse et de l'\u00e9tayage, vous pouvez agrandir le site \u00e0 l'adresse suivante <strong data-start=\"1229\" data-end=\"1295\"><a class=\"decorated-link\" href=\"https:\/\/eurohinca.com\/fr\/arbres-verticaux\/\" target=\"_new\" rel=\"noopener\" data-start=\"1231\" data-end=\"1293\">Puits verticaux<\/a><\/strong>.<\/p><h4 data-start=\"1298\" data-end=\"1323\">2) Levage et man\u0153uvre<\/h4><ul data-start=\"1324\" data-end=\"1695\"><li data-start=\"1324\" data-end=\"1418\"><p data-start=\"1326\" data-end=\"1418\"><strong data-start=\"1326\" data-end=\"1349\">Charge de levage (Q) :<\/strong> tunnelier + chariots + sections de tuyaux + outils (tenir compte des boues\/de l'eau).<\/p><\/li><li data-start=\"1419\" data-end=\"1582\"><p data-start=\"1421\" data-end=\"1582\"><strong data-start=\"1421\" data-end=\"1455\">\u00c9quipements et points certifi\u00e9s :<\/strong> poutres, boulons \u00e0 \u0153il, \u00e9lingues (coef. \u2265 7) et <strong data-start=\"1496\" data-end=\"1512\">hauteur<\/strong> suffisante pour les descentes verticales sans interf\u00e9rer avec le couronnement.<\/p><\/li><li data-start=\"1583\" data-end=\"1695\"><p data-start=\"1585\" data-end=\"1695\"><strong data-start=\"1585\" data-end=\"1602\">T\u00eate de puits :<\/strong> feu de levage <strong data-start=\"1617\" data-end=\"1640\">principaux \u00e9l\u00e9ments<\/strong> y <strong data-start=\"1643\" data-end=\"1664\">sections de tuyaux<\/strong> r\u00e9p\u00e9ter en toute s\u00e9curit\u00e9.<\/p><\/li><\/ul><h4 data-start=\"1697\" data-end=\"1742\">3) Logistique du site (flux et s\u00e9curit\u00e9)<\/h4><ul data-start=\"1743\" data-end=\"2249\"><li data-start=\"1743\" data-end=\"1870\"><p data-start=\"1745\" data-end=\"1870\"><strong data-start=\"1745\" data-end=\"1757\">Acc\u00e8s :<\/strong> les rayons de braquage, les plateaux de camions et les <strong data-start=\"1799\" data-end=\"1823\">s\u00e9paration fonctionnelle<\/strong> (station d'\u00e9puration des boues, \u00e9nergie, collecte des tuyaux).<\/p><\/li><li data-start=\"1871\" data-end=\"1996\"><p data-start=\"1873\" data-end=\"1996\"><strong data-start=\"1873\" data-end=\"1903\">Gestion des boues et des d\u00e9tritus :<\/strong> d\u00e9cantation, <strong data-start=\"1917\" data-end=\"1934\">recirculation<\/strong> ou de transport ; cloisons \u00e9tanches ; <strong data-start=\"1969\" data-end=\"1979\">contournement<\/strong> d'urgence.<\/p><\/li><li data-start=\"1997\" data-end=\"2121\"><p data-start=\"1999\" data-end=\"2121\"><strong data-start=\"1999\" data-end=\"2024\">Services auxiliaires :<\/strong> puissance install\u00e9e (cr\u00eate <strong data-start=\"2054\" data-end=\"2073\">pousser et pomper<\/strong>), l'eau de traitement, la ventilation et l'\u00e9clairage.<\/p><\/li><li data-start=\"2122\" data-end=\"2249\"><p data-start=\"2124\" data-end=\"2249\"><strong data-start=\"2124\" data-end=\"2132\">HSE :<\/strong> les mains courantes, les lignes de vie, <strong data-start=\"2162\" data-end=\"2187\">atmosph\u00e8res confin\u00e9es<\/strong>, plan, plan pour <strong data-start=\"2197\" data-end=\"2217\">sauvetage vertical<\/strong> et <strong data-start=\"2223\" data-end=\"2248\">urgence hydraulique<\/strong>.<\/p><\/li><\/ul><h4 data-start=\"2251\" data-end=\"2326\">4) R\u00e8gles de dimensionnement rapide (indicatives ; \u00e0 valider par l'ing\u00e9nierie)<\/h4><div class=\"_tableContainer_1rjym_1\"><div class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\" tabindex=\"-1\"><table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2327\" data-end=\"2891\"><thead data-start=\"2327\" data-end=\"2384\"><tr data-start=\"2327\" data-end=\"2384\"><th data-start=\"2327\" data-end=\"2338\" data-col-size=\"sm\">Variable<\/th><th data-start=\"2338\" data-end=\"2363\" data-col-size=\"md\">Bien attaquer (MT\/DP)<\/th><th data-start=\"2363\" data-end=\"2384\" data-col-size=\"md\">R\u00e9ception bien<\/th><\/tr><\/thead><tbody data-start=\"2399\" data-end=\"2891\"><tr data-start=\"2399\" data-end=\"2478\"><td data-start=\"2399\" data-end=\"2425\" data-col-size=\"sm\"><strong data-start=\"2401\" data-end=\"2424\">Largeur\/diam\u00e8tre utile<\/strong><\/td><td data-start=\"2425\" data-end=\"2456\" data-col-size=\"md\"><strong data-start=\"2427\" data-end=\"2446\">TBM + 1,0-1,5 m<\/strong> par c\u00f4t\u00e9<\/td><td data-start=\"2456\" data-end=\"2478\" data-col-size=\"md\"><strong data-start=\"2458\" data-end=\"2476\">DN + 0,6-1,0 m<\/strong><\/td><\/tr><tr data-start=\"2479\" data-end=\"2608\"><td data-start=\"2479\" data-end=\"2499\" data-col-size=\"sm\"><strong data-start=\"2481\" data-end=\"2498\">Longueur utile<\/strong><\/td><td data-start=\"2499\" data-end=\"2555\" data-col-size=\"md\"><strong data-start=\"2501\" data-end=\"2527\">Cadre de pouss\u00e9e 6-10 m<\/strong> + <strong data-start=\"2530\" data-end=\"2554\">zone d'armement \u2265 6 m<\/strong><\/td><td data-start=\"2555\" data-end=\"2608\" data-col-size=\"md\">Zone de s\u00e9curit\u00e9 pour la r\u00e9ception + \u00e9cran de protection<\/td><\/tr><tr data-start=\"2609\" data-end=\"2703\"><td data-start=\"2609\" data-end=\"2629\" data-col-size=\"sm\"><strong data-start=\"2611\" data-end=\"2628\">Niveau inf\u00e9rieur<\/strong><\/td><td data-start=\"2629\" data-end=\"2663\" data-col-size=\"md\">\u2265 <strong data-start=\"2633\" data-end=\"2651\">hauteur de l'essieu moteur<\/strong> - autorisations<\/td><td data-start=\"2663\" data-end=\"2703\" data-col-size=\"md\">Hauteur de l'essieu \u2265 \u00e0 la berme de r\u00e9ception<\/td><\/tr><tr data-start=\"2704\" data-end=\"2790\"><td data-start=\"2704\" data-end=\"2727\" data-col-size=\"sm\"><strong data-start=\"2706\" data-end=\"2726\">Pouss\u00e9e admissible<\/strong><\/td><td data-start=\"2727\" data-end=\"2754\" data-col-size=\"md\">\u2265 <strong data-start=\"2731\" data-end=\"2741\">Ed \u00d7 \u03b3<\/strong> (\u03b3 1.3-1.5)<\/td><td data-start=\"2754\" data-end=\"2790\" data-col-size=\"md\">R\u00e9sistance aux chocs\/r\u00e9ception<\/td><\/tr><tr data-start=\"2791\" data-end=\"2891\"><td data-start=\"2791\" data-end=\"2810\" data-col-size=\"sm\"><strong data-start=\"2793\" data-end=\"2809\">Hauteur de passage<\/strong><\/td><td data-start=\"2810\" data-end=\"2852\" data-col-size=\"md\">Voyage en crochet pour <strong data-start=\"2837\" data-end=\"2851\">Q pour levage<\/strong><\/td><td data-start=\"2852\" data-end=\"2891\" data-col-size=\"md\">Retrait des \u00e9l\u00e9ments et s\u00e9curit\u00e9<\/td><\/tr><\/tbody><\/table><\/div><\/div><blockquote data-start=\"2893\" data-end=\"3005\"><p data-start=\"2895\" data-end=\"3005\">Les valeurs d\u00e9pendent de <strong data-start=\"2919\" data-end=\"2934\">DN, L, Rmin<\/strong>, la g\u00e9otechnique, <strong data-start=\"2947\" data-end=\"2953\">NF<\/strong>, Les informations suivantes, la m\u00e9thode (microtunneling\/Direct Pipe), l'\u00e9quipement et les sp\u00e9cifications sont disponibles.<\/p><\/blockquote><h4 data-start=\"3007\" data-end=\"3044\">5) Trois sc\u00e9narios de r\u00e9f\u00e9rence<\/h4><ol data-start=\"3045\" data-end=\"3542\"><li data-start=\"3045\" data-end=\"3216\"><p data-start=\"3048\" data-end=\"3216\"><strong data-start=\"3048\" data-end=\"3095\">Urbain, DN 1200, L 180 m, sables satur\u00e9s :<\/strong> Puits rectangulaire \u00e9tay\u00e9 par une dalle anti-toit ; <strong data-start=\"3143\" data-end=\"3149\">Ed<\/strong> \u00e9lev\u00e9 (pression frontale + friction) ; station de traitement des boues sp\u00e9cialis\u00e9e.<\/p><\/li><li data-start=\"3217\" data-end=\"3388\"><p data-start=\"3220\" data-end=\"3388\"><strong data-start=\"3220\" data-end=\"3277\">Passage sous autoroute, DN 600, L 90 m, limon avec gravier :<\/strong> puits circulaire pr\u00e9fabriqu\u00e9 ; pouss\u00e9e mod\u00e9r\u00e9e ; priorit\u00e9 aux <strong data-start=\"3335\" data-end=\"3354\">man\u0153uvrabilit\u00e9<\/strong> e <strong data-start=\"3357\" data-end=\"3366\">levage<\/strong> l'utilisation fr\u00e9quente de tubes.<\/p><\/li><li data-start=\"3389\" data-end=\"3542\"><p data-start=\"3392\" data-end=\"3542\"><strong data-start=\"3392\" data-end=\"3440\">Large DN 2200, L 240 m, argiles comp\u00e9tentes :<\/strong> arbre large et court pour le montage ; <strong data-start=\"3474\" data-end=\"3504\">points de levage renforc\u00e9s<\/strong> et de couronnement adapt\u00e9s aux grues lourdes.<\/p><\/li><\/ol><h4 data-start=\"3544\" data-end=\"3581\">6) Documentation minimale \u00e0 exiger<\/h4><ul data-start=\"3582\" data-end=\"4021\"><li data-start=\"3582\" data-end=\"3696\"><p data-start=\"3584\" data-end=\"3696\"><strong data-start=\"3584\" data-end=\"3605\">Calcul de la pouss\u00e9e<\/strong> (front + frottement + pertes) et <strong data-start=\"3639\" data-end=\"3667\">v\u00e9rification structurelle<\/strong> d'anneaux\/\u00e9crans\/dalle.<\/p><\/li><li data-start=\"3697\" data-end=\"3777\"><p data-start=\"3699\" data-end=\"3777\"><strong data-start=\"3699\" data-end=\"3716\">Plan de levage<\/strong> (matrice de charge, radios, grue, accessoires certifi\u00e9s).<\/p><\/li><li data-start=\"3778\" data-end=\"3865\"><p data-start=\"3780\" data-end=\"3865\"><strong data-start=\"3780\" data-end=\"3800\">Disposition logistique<\/strong> (acc\u00e8s, station d'\u00e9puration, \u00e9lectricit\u00e9, ventilation, \u00e9clairage).<\/p><\/li><li data-start=\"3866\" data-end=\"3947\"><p data-start=\"3868\" data-end=\"3947\"><strong data-start=\"3868\" data-end=\"3880\">Plan HSE<\/strong> (confinement, sauvetage, siphonnage, chutes de diff\u00e9rents niveaux).<\/p><\/li><li data-start=\"3948\" data-end=\"4021\"><p data-start=\"3950\" data-end=\"4021\"><strong data-start=\"3950\" data-end=\"3962\">Tel que construit<\/strong> de puits et <strong data-start=\"3974\" data-end=\"3990\">certificats<\/strong> de tests\/\u00e9l\u00e9ments de levage.<\/p><\/li><\/ul><p data-start=\"4023\" data-end=\"4200\">Pour les normes europ\u00e9ennes et les bonnes pratiques en mati\u00e8re de conduite et de techniques connexes, il est utile de consulter les documents suivants <a href=\"https:\/\/en.dwa.de\/\"><strong data-start=\"4121\" data-end=\"4178\">Guide DWA-A 125E (fon\u00e7age de tuyaux et techniques connexes)<\/strong><\/a><\/p><p data-start=\"4202\" data-end=\"4577\">Si vous pr\u00e9f\u00e9rez un examen conjoint de votre projet, notre \u00e9quipe d'experts peut vous aider. <strong data-start=\"4269\" data-end=\"4365\"><a class=\"decorated-link\" href=\"https:\/\/eurohinca.com\/fr\/assistance-technique-et-ingenierie\/\" target=\"_new\" rel=\"noopener\" data-start=\"4271\" data-end=\"4363\">Assistance technique et ing\u00e9nierie<\/a><\/strong> peut proposer le dimensionnement du puits et de l'installation. <strong data-start=\"4411\" data-end=\"4421\">disposition<\/strong> Si vous disposez d\u00e9j\u00e0 de donn\u00e9es de base, vous pouvez <strong data-start=\"4463\" data-end=\"4533\"><a class=\"decorated-link\" href=\"https:\/\/eurohinca.com\/fr\/demande-doffre\/\" target=\"_new\" rel=\"noopener\" data-start=\"4465\" data-end=\"4531\">demander une offre<\/a><\/strong> avec l'agencement, la g\u00e9otechnique et le DN\/L pr\u00e9vus.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>El pozo se dimensiona para alojar el equipo, transmitir con seguridad el empuje y operar con fluidez (montaje, izado, gesti\u00f3n de detritus\/lodos y accesos). En proyectos de hinca de tuber\u00eda (microt\u00fanel), el dise\u00f1o de pozos condiciona la viabilidad y el rendimiento desde el primer metro. 1) Empuje admisible (pozo de ataque) Empuje de dise\u00f1o (Ed):Ed [&hellip;]<\/p>\n","protected":false},"author":80,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[146],"tags":[],"class_list":["post-4702","post","type-post","status-publish","format-standard","hentry","category-preguntas-frecuentes"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Pozos de ataque y recepci\u00f3n: empuje, izado y log\u00edstica<\/title>\n<meta name=\"description\" content=\"C\u00f3mo dimensionar pozos de ataque y recepci\u00f3n en obras sin zanja: di\u00e1metro, profundidad, empuje, equipos, seguridad y espacio de maniobra.\" \/>\n<meta name=\"robots\" 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