{"id":12659,"date":"2025-07-29T07:56:44","date_gmt":"2025-07-29T07:56:44","guid":{"rendered":"https:\/\/tenessy.com\/?p=12659"},"modified":"2025-07-29T07:56:45","modified_gmt":"2025-07-29T07:56:45","slug":"too-much-water-in-concrete-heres-how-to-fix-it-and-prevent-it","status":"publish","type":"post","link":"https:\/\/tenessy.com\/fr\/trop-deau-dans-le-beton-comment-y-remedier-et-comment-leviter\/","title":{"rendered":"Trop d'eau dans le b\u00e9ton ? Voici comment le r\u00e9parer et le pr\u00e9venir"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"12659\" class=\"elementor elementor-12659\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4a9fbb0 e-flex e-con-boxed e-con e-parent\" data-id=\"4a9fbb0\" data-element_type=\"container\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5eba916 elementor-widget elementor-widget-image\" data-id=\"5eba916\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"419\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/07\/too_much__water_in_concrete-1024x536.webp\" class=\"attachment-large size-large wp-image-12667\" alt=\"trop d&#039;eau dans le b\u00e9ton\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/07\/too_much__water_in_concrete-1024x536.webp 1024w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/07\/too_much__water_in_concrete-300x157.webp 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/07\/too_much__water_in_concrete-768x402.webp 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/07\/too_much__water_in_concrete-18x9.webp 18w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/07\/too_much__water_in_concrete.webp 1200w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e51ce6a elementor-widget elementor-widget-text-editor\" data-id=\"e51ce6a\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\tDans le cadre de la\u00a0<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/applications\/construction-and-building-solution\/\" target=\"_blank\" rel=\"noopener\">l'industrie de la construction<\/a>Le b\u00e9ton est l'\u00e9pine dorsale de tout : fondations, sols, colonnes et rev\u00eatements routiers. Mais que se passe-t-il si le b\u00e9ton contient trop d'eau ? Ce n'est pas en ajoutant un peu d'eau que le b\u00e9ton sera plus facile \u00e0 travailler. Un exc\u00e8s d'eau dans le b\u00e9ton peut affecter son aspect et sa texture, ainsi que sa r\u00e9sistance, sa durabilit\u00e9 et ses performances \u00e0 long terme. La bonne nouvelle, c'est qu'il est possible de pr\u00e9venir ce probl\u00e8me et, dans de nombreux cas, de le r\u00e9soudre \u00e0 l'aide d'un syst\u00e8me de drainage. <b>les bons adjuvants pour le b\u00e9ton<\/b>. Regardons de plus pr\u00e8s.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-513341f elementor-widget elementor-widget-heading\" data-id=\"513341f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">I.Pourquoi l'exc\u00e8s d'eau dans le b\u00e9ton est-il grave ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dc7614d elementor-widget elementor-widget-text-editor\" data-id=\"dc7614d\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Le b\u00e9ton est compos\u00e9 d'eau, de granulats et d'additifs. Si la quantit\u00e9 d'eau ajout\u00e9e d\u00e9passe les exigences de conception du m\u00e9lange de b\u00e9ton, le m\u00e9lange sera trop dilu\u00e9, ce qui peut entra\u00eener les situations suivantes :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-03409d1 elementor-widget elementor-widget-heading\" data-id=\"03409d1\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. r\u00e9sistance r\u00e9duite<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51f3c71 elementor-widget elementor-widget-text-editor\" data-id=\"51f3c71\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>L'exc\u00e8s d'eau augmente le rapport eau-ciment, ce qui r\u00e9duit directement la r\u00e9sistance \u00e0 la compression. Une structure faible aujourd'hui peut entra\u00eener de graves probl\u00e8mes structurels demain.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-faa6375 elementor-widget elementor-widget-heading\" data-id=\"faa6375\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. fissuration et r\u00e9tr\u00e9cissement<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a2b0301 elementor-widget elementor-widget-text-editor\" data-id=\"a2b0301\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Lorsqu'une trop grande quantit\u00e9 d'eau s'\u00e9vapore pendant le durcissement, elle provoque un retrait plastique, ce qui entra\u00eene des fissures superficielles, un gondolage et des tensions internes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-093a64a elementor-widget elementor-widget-heading\" data-id=\"093a64a\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. la s\u00e9gr\u00e9gation par couches<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-857b8a5 elementor-widget elementor-widget-text-editor\" data-id=\"857b8a5\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>L'eau remonte \u00e0 la surface, repoussant le ciment et les agr\u00e9gats fins. Le r\u00e9sultat ? Une texture in\u00e9gale, une finition m\u00e9diocre et une faible adh\u00e9rence.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e43aa2d elementor-widget elementor-widget-heading\" data-id=\"e43aa2d\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. faible durabilit\u00e9<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-560d486 elementor-widget elementor-widget-text-editor\" data-id=\"560d486\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Une porosit\u00e9 accrue signifie que l'eau, les produits chimiques et l'air peuvent p\u00e9n\u00e9trer plus facilement dans le b\u00e9ton au fil du temps, ce qui r\u00e9duit la r\u00e9sistance au gel et au d\u00e9gel et favorise la corrosion de l'armature en acier.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c027ece elementor-widget elementor-widget-heading\" data-id=\"c027ece\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">II. Causes courantes de l'humidit\u00e9 excessive dans le b\u00e9ton<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e04076e elementor-widget elementor-widget-text-editor\" data-id=\"e04076e\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Comprendre les causes d'un exc\u00e8s d'eau dans le b\u00e9ton est essentiel pour r\u00e9soudre et pr\u00e9venir le probl\u00e8me. Voici quelques causes courantes :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c65ff74 elementor-widget elementor-widget-heading\" data-id=\"c65ff74\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. op\u00e9ration humaine inappropri\u00e9e<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20781f7 elementor-widget elementor-widget-text-editor\" data-id=\"20781f7\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Pendant le m\u00e9lange ou le coulage, le personnel de construction peut ajouter arbitrairement de l'eau pour des raisons de commodit\u00e9 sans contr\u00f4ler la teneur en eau conform\u00e9ment aux exigences de conception, ce qui peut conduire \u00e0 des rapports eau-ciment incontr\u00f4l\u00e9s.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-82a312c elementor-widget elementor-widget-heading\" data-id=\"82a312c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. probl\u00e8mes d'\u00e9quipement ou de mat\u00e9riel<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-06e3e1f elementor-widget elementor-widget-text-editor\" data-id=\"06e3e1f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Un \u00e9quipement de centrale de malaxage obsol\u00e8te ou mal entretenu (tel que les syst\u00e8mes de mesure de l'eau) peut donner lieu \u00e0 des mesures inexactes, entra\u00eenant un ajout d'eau anormal. Les granulats \u00e0 forte teneur en eau, s'ils ne sont pas rapidement d\u00e9tect\u00e9s et corrig\u00e9s lors de la conception du m\u00e9lange, peuvent facilement entra\u00eener une teneur en eau totale excessive dans le b\u00e9ton.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0213835 elementor-widget elementor-widget-heading\" data-id=\"0213835\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. l'impact des facteurs environnementaux<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e92d07 elementor-widget elementor-widget-text-editor\" data-id=\"3e92d07\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Par temps chaud et sec, pour \u00e9viter que la surface du b\u00e9ton ne perde de l'eau trop rapidement, les ouvriers ajoutent parfois de l'eau pour la refroidir et la lubrifier, ce qui peut en fait entra\u00eener un exc\u00e8s d'eau. La construction par temps de pluie, lorsque l'eau de pluie p\u00e9n\u00e8tre dans le m\u00e9lange ou les op\u00e9rations de chantier incorrectes, peut \u00e9galement augmenter la teneur totale en eau du b\u00e9ton.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0ea9e26 elementor-widget elementor-widget-heading\" data-id=\"0ea9e26\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. les probl\u00e8mes de qualit\u00e9 des mati\u00e8res premi\u00e8res<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17a48a4 elementor-widget elementor-widget-text-editor\" data-id=\"17a48a4\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>L'utilisation de sable, de gravier, de roches alt\u00e9r\u00e9es, etc. non nettoy\u00e9s absorbe l'eau et lib\u00e8re de l'humidit\u00e9, ce qui affecte l'\u00e9valuation pr\u00e9cise de la consommation d'eau r\u00e9elle. Par exemple, des proportions inappropri\u00e9es de mat\u00e9riaux actifs tels que les cendres volantes et le laitier affecteront les calculs des besoins en eau, entra\u00eenant des erreurs d'\u00e9valuation de la quantit\u00e9 d'eau \u00e0 ajouter.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c7390a elementor-widget elementor-widget-heading\" data-id=\"4c7390a\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">5. les questions de transport<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-56cc161 elementor-widget elementor-widget-text-editor\" data-id=\"56cc161\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>L'affaissement du b\u00e9ton diminue lorsque le temps de transport est trop long, de sorte que de l'eau est ajout\u00e9e pour r\u00e9tablir la maniabilit\u00e9. Pendant le pompage du b\u00e9ton, en cas de blocage ou de difficult\u00e9s de pompage, le personnel sur place peut ajouter de l'eau pour r\u00e9soudre le probl\u00e8me, ce qui entra\u00eene une teneur en eau excessive.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e34b0c elementor-widget elementor-widget-heading\" data-id=\"3e34b0c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">III. Comment r\u00e9soudre le probl\u00e8me de l'exc\u00e8s d'eau dans le b\u00e9ton ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e4c421a elementor-widget elementor-widget-text-editor\" data-id=\"e4c421a\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Diff\u00e9rentes solutions peuvent \u00eatre adopt\u00e9es en fonction de l'\u00e9tape de m\u00e9lange ou de coulage.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-da35c60 elementor-widget elementor-widget-heading\" data-id=\"da35c60\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1.Utiliser le superplastifiant polycarboxylate<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4fdf18e elementor-widget elementor-widget-text-editor\" data-id=\"4fdf18e\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/products\/polycarboxylate-superplasticizer\/\" target=\"_blank\" rel=\"noopener\">Superplastifiant polycarboxylique (PCE)<\/a>\u00a0am\u00e9liore la fluidit\u00e9 sans ajouter d'eau. Si de l'eau a d\u00e9j\u00e0 \u00e9t\u00e9 ajout\u00e9e, le PCE peut restaurer ses performances en am\u00e9liorant la dispersibilit\u00e9 et l'adh\u00e9rence du ciment.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5bad0f elementor-widget elementor-widget-image\" data-id=\"e5bad0f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/03\/PCE-for-concrete.webp\" class=\"attachment-full size-full wp-image-11189\" alt=\"PCE pour le b\u00e9ton\" srcset=\"https:\/\/tenessy.com\/wp-content\/uploads\/2025\/03\/PCE-for-concrete.webp 800w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/03\/PCE-for-concrete-300x200.webp 300w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/03\/PCE-for-concrete-768x512.webp 768w, https:\/\/tenessy.com\/wp-content\/uploads\/2025\/03\/PCE-for-concrete-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a2322c6 elementor-widget elementor-widget-heading\" data-id=\"a2322c6\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. utiliser une poudre de polym\u00e8re redispersable pour am\u00e9liorer la coh\u00e9sion<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e2c4b4 elementor-widget elementor-widget-text-editor\" data-id=\"4e2c4b4\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/products\/redispersible-polymer-powder\/\" target=\"_blank\" rel=\"noopener\">RDP<\/a>\u00a0am\u00e9liore la coh\u00e9sion, l'adh\u00e9rence et la r\u00e9sistance g\u00e9n\u00e9rale. Dans les m\u00e9langes \u00e0 teneur en eau excessive, il aide \u00e0 pr\u00e9venir la s\u00e9gr\u00e9gation et am\u00e9liore la flexibilit\u00e9 pour \u00e9viter la fissuration.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb6f240 elementor-widget elementor-widget-heading\" data-id=\"eb6f240\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. le formiate de calcium am\u00e9liore la r\u00e9sistance initiale<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f1c51f elementor-widget elementor-widget-text-editor\" data-id=\"5f1c51f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\tUn exc\u00e8s d'eau retardera la prise. En ajoutant\u00a0<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/products\/calcium-formate\/\" target=\"_blank\" rel=\"noopener\">le formiate de calcium<\/a>En utilisant un agent de r\u00e9sistance pr\u00e9coce ou un acc\u00e9l\u00e9rateur, vous pouvez reprendre le contr\u00f4le du processus de durcissement, raccourcir le temps de durcissement et pr\u00e9venir les fissures pr\u00e9coces.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ed3c9f elementor-widget elementor-widget-heading\" data-id=\"4ed3c9f\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. ajouter du HPMC pour am\u00e9liorer la stabilit\u00e9<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-47c2dea elementor-widget elementor-widget-text-editor\" data-id=\"47c2dea\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/products\/hpmc-hydroxypropyl-methyl-cellulose\/\" target=\"_blank\" rel=\"noopener\">Hydroxypropylm\u00e9thylcellulose (HPMC)<\/a>\u00a0peut \u00eatre utilis\u00e9 comme stabilisateur. Il permet \u00e0 l'humidit\u00e9 de se r\u00e9partir uniform\u00e9ment dans le m\u00e9lange et emp\u00eache la s\u00e9paration de l'humidit\u00e9 (ressuage). Il convient particuli\u00e8rement aux m\u00e9langes dont la teneur en humidit\u00e9 est excessivement \u00e9lev\u00e9e, mais pour lesquels une bonne maniabilit\u00e9 et un bon \u00e9tat de surface sont toujours souhait\u00e9s.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3beb106 elementor-widget elementor-widget-heading\" data-id=\"3beb106\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">IV. Le r\u00f4le des adjuvants du b\u00e9ton dans l'imperm\u00e9abilisation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9021ebd elementor-widget elementor-widget-text-editor\" data-id=\"9021ebd\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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\tAu\u00a0<a style=\"color:#27B293\" href=\"https:\/\/tenessy.com\/\" target=\"_blank\" rel=\"noopener\">TENSITE<\/a>Nous fournissons des services personnalis\u00e9s <b>adjuvant pour b\u00e9ton<\/b> pour les centrales \u00e0 b\u00e9ton, les entrepreneurs et les fabricants d'\u00e9l\u00e9ments pr\u00e9fabriqu\u00e9s du monde entier. Nos produits sont sp\u00e9cialement con\u00e7us pour contr\u00f4ler l'humidit\u00e9, optimiser les performances de construction et renforcer la r\u00e9sistance.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e86d948 elementor-widget elementor-widget-text-editor\" data-id=\"e86d948\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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<style type=\"text\/css\">\n.tg  {border-collapse:collapse;border-color:#ccc;border-spacing:0;}\n.tg td{background-color:#fff;border-color:#ccc;border-style:solid;border-width:1px;color:#333;\n  font-family:Arial, sans-serif;font-size:14px;overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg th{background-color:#f0f0f0;border-color:#ccc;border-style:solid;border-width:1px;color:#333;\n  font-family:Arial, sans-serif;font-size:14px;font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg .tg-16o7{background-color:#27b293;border-color:#efefef;color:#ffffff;font-family:Arial, Helvetica, sans-serif !important;\n  font-size:18px;text-align:left;vertical-align:top}\n.tg .tg-sg25{border-color:#efefef;font-family:Arial, Helvetica, sans-serif !important;font-size:18px;text-align:left;\n  vertical-align:top}\n<\/style>\n<table class=\"tg\"><thead>\n  <tr>\n    <th class=\"tg-16o7\">Additif<\/th>\n    <th class=\"tg-16o7\">Fonction<\/th>\n    <th class=\"tg-16o7\">Avantages<\/th>\n  <\/tr><\/thead>\n<tbody>\n  <tr>\n    <td class=\"tg-sg25\">PCE<\/td>\n    <td class=\"tg-sg25\">R\u00e9ducteur d'eau \u00e0 haut rendement<\/td>\n    <td class=\"tg-sg25\">R\u00e9duit la consommation d'eau jusqu'\u00e0 30%, am\u00e9liore le d\u00e9bit<\/td>\n  <\/tr>\n  <tr>\n    <td class=\"tg-sg25\">RDP<\/td>\n    <td class=\"tg-sg25\">Am\u00e9lioration de la force et de la souplesse<\/td>\n    <td class=\"tg-sg25\">Am\u00e9liore l'adh\u00e9rence, r\u00e9duit les fissures<\/td>\n  <\/tr>\n  <tr>\n    <td class=\"tg-sg25\">HPMC <\/td>\n    <td class=\"tg-sg25\">Anti-saignement, stabilisateur<\/td>\n    <td class=\"tg-sg25\">Am\u00e9liore la consistance du m\u00e9lange, \u00e9vite la s\u00e9gr\u00e9gation<\/td>\n  <\/tr>\n  <tr>\n    <td class=\"tg-sg25\">Formiate de calcium<\/td>\n    <td class=\"tg-sg25\">Durcissement rapide<\/td>\n    <td class=\"tg-sg25\">Acc\u00e9l\u00e8re l'hydratation, compense la lenteur de prise due \u00e0 l'exc\u00e8s d'eau<br><\/td>\n  <\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f67d6ae elementor-widget elementor-widget-text-editor\" data-id=\"f67d6ae\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>Que vous recherchiez des additifs pour b\u00e9ton pr\u00eat \u00e0 l'emploi, des modificateurs de ciment ou des agents de contr\u00f4le de l'humidit\u00e9, nous vous proposons une assistance technique et un approvisionnement adapt\u00e9s \u00e0 votre r\u00e9gion.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25e85ea elementor-widget elementor-widget-heading\" data-id=\"25e85ea\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">V. Comment pr\u00e9venir ce probl\u00e8me<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-45cf112 elementor-widget elementor-widget-text-editor\" data-id=\"45cf112\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>R\u00e9parer est une chose, mais la pr\u00e9vention est toujours pr\u00e9f\u00e9rable. Voici quelques moyens d'\u00e9viter l'humidit\u00e9 excessive dans les m\u00e9langes de b\u00e9ton :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-074d46c elementor-widget elementor-widget-text-editor\" data-id=\"074d46c\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>\u00c9talonner r\u00e9guli\u00e8rement l'\u00e9quipement de dosage.<\/p><p>Utiliser le PCE et d'autres adjuvants qui am\u00e9liorent l'ouvrabilit\u00e9 d\u00e8s le d\u00e9part.<\/p><p>Tester l'affaissement et l'ajuster avec des adjuvants (plut\u00f4t qu'avec de l'eau).<\/p><p>Utiliser des capteurs d'humidit\u00e9 mobiles pour une surveillance en temps r\u00e9el.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d858433 elementor-widget elementor-widget-heading\" data-id=\"d858433\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">VI. Conclusion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d7c7f0 elementor-widget elementor-widget-text-editor\" data-id=\"5d7c7f0\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" 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>N'ayez pas peur d'une trop grande quantit\u00e9 d'eau dans le b\u00e9ton. A condition de bien comprendre le probl\u00e8me et d'utiliser les bons additifs, il est possible d'am\u00e9liorer, de contr\u00f4ler et m\u00eame d'accro\u00eetre les performances du b\u00e9ton. Contactez-nous \u00e0 tout moment pour obtenir une assistance technique et les meilleurs prix.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c5bc3c8 elementor-widget elementor-widget-heading\" data-id=\"c5bc3c8\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">FAQ<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-90ccaa1 elementor-widget elementor-widget-elementskit-faq\" data-id=\"90ccaa1\" data-element_type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-faq.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" >\n                <div class=\"elementskit-single-faq elementor-repeater-item-a29dcde\">\n            <div class=\"elementskit-faq-header\">\n                <h2 class=\"elementskit-faq-title\">Q1 : Puis-je encore utiliser du b\u00e9ton s'il contient trop d'eau ?<\/h2>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                C'est possible, mais cela peut entra\u00eener des probl\u00e8mes de r\u00e9sistance et de durabilit\u00e9. L'utilisation d'adjuvants appropri\u00e9s peut contribuer \u00e0 att\u00e9nuer certains de ces risques.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-7b332c9\">\n            <div class=\"elementskit-faq-header\">\n                <h2 class=\"elementskit-faq-title\">Q2 : Comment puis-je savoir s'il y a trop d'eau dans mon m\u00e9lange ?<\/h2>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                Il faut rechercher un affaissement important, un \u00e9coulement d'eau et une difficult\u00e9 \u00e0 maintenir la forme apr\u00e8s la mise en place.            <\/div>\n        <\/div>\n                <div class=\"elementskit-single-faq elementor-repeater-item-9f82a68\">\n            <div class=\"elementskit-faq-header\">\n                <h2 class=\"elementskit-faq-title\">Q3 : Quel est le rapport id\u00e9al entre l'eau et le ciment ?<\/h2>\n            <\/div>\n            <div class=\"elementskit-faq-body\">\n                G\u00e9n\u00e9ralement entre 0,40 et 0,50, mais cela d\u00e9pend de l'application. Les additifs peuvent aider \u00e0 obtenir de meilleures performances sans une teneur en eau \u00e9lev\u00e9e.            <\/div>\n        <\/div>\n                \n    <\/div>\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>Le probl\u00e8me de l'exc\u00e8s d'eau dans le b\u00e9ton peut \u00eatre r\u00e9solu et peut \u00eatre \u00e9vit\u00e9 et r\u00e9solu avec l'aide des bons additifs pour b\u00e9ton.<\/p>","protected":false},"author":1,"featured_media":12667,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[35],"tags":[],"class_list":["post-12659","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Too Much Water in Concrete? Here\u2019s How to Fix It and Prevent It - HPMC|HEMC|HEC|RDP Manufacturer-TENESSY<\/title>\n<meta name=\"description\" content=\"The problem of too much water in concrete is solvable and can be prevented and resolved with the help of the right concrete additives.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tenessy.com\/fr\/trop-deau-dans-le-beton-comment-y-remedier-et-comment-leviter\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Too Much Water in Concrete? 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