application calcul des pieux
TRANSCRIPT
![Page 1: Application Calcul Des Pieux](https://reader035.vdocuments.pub/reader035/viewer/2022082202/55cf9680550346d0338be6ad/html5/thumbnails/1.jpg)
Exemples d’application
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Exemple de justification d’une fondation superficielle
Document de M.Morbois présenté par CécileMAUREL
Applications du Fascicule 62Ponts Formation Edition
Ecole Nationale des Ponts et chaussées
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Pont sur la Seine
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Forage pressiométrique
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Batardeau
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Situations
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Situations (suite)
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Actions
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Situations d’exploitation
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Contrainte de référence q’ref
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Contrainte de référence q’ref
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E.L.U. de mobilisation du sol
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Situation transitoire : action du courant
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Situation transitoire (suite)
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Situation transitoire (suite)
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E.L.S. de mobilisation du sol
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E.L.S. de mobilisation du sol (suite)
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Calcul de la portance
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Pression limite équivalente
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Coefficient de portance
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Encastrement équivalent
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Résultats
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Résultats (suite)
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Justifications
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E.L.U. de glissement
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E.L.U. de glissement (suite)
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E.L.U. de glissement (suite)
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E.L.U. de glissement (suite)
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E.L.S. de décompression du sol
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1. Combinaisons rares
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2. Combinaisons fréquentes
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Situation accidentelle
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Situation accidentelle (suite)
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Choc frontal
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3. E.L.U. de glissement
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Tassement
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Tassement (suite)
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Tassement (suite)
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Tassement (suite)
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Choc frontal (suite)
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Exemple de justification d’une fondation sur pieux
Document proposé par CécileMAURELApplications du Fascicule 62
Ponts Formation EditionEcole Nationale des Ponts et chaussées
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Fondation sur pieux
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Déroulement de la justification
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Déroulement de la justification
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Présentation de l’exemple
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Présentation de l’exemple
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Actions
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Frottement négatif
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Frottement négatif
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Frottement négatif
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Frottement négatif
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Frottement négatif totalDécoupage en tronçons ou K.tan δ est constant
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Frottement négatif totalDécoupage en tronçons ou K.tan δ est constant
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Frottement négatif totalDécoupage en tronçons ou K.tan δ est constant
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Actions
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Déplacement libre du sol
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Actions
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Combinaison d’actions
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Combinaison d’actions
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Combinaison d’actions
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Données nécessaires au calcul
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Données nécessaires au calcul
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Données nécessaires au calcul
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Données nécessaires au calcul
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Données nécessaires au calcul
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Classes de sol
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Facteurs de portance
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Choix des abaques de qs
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Abaques de qs
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Données nécessaires au calcul
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Données nécessaires au calcul
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Données nécessaires au calcul
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Justifications à fournir
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Justifications à fournir
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Principaux résultats
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Principaux résultats (E.L.S. sols)
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Effets de g(z) seul (Gsp)
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Principaux résultats
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Principaux résultats (E.L.U. sols)
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Principaux résultats
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Principaux résultats (E.L.S. matériaux)
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E.L.S. combinaison rare
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Effort normal minimal (E.L.S. matériaux)
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Effort normal minimal (E.L.S. matériaux)
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Etats-limites concernant les matériaux (E.L.U)
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Etats-limites de mobilisation des sols
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Etats-limites de mobilisation des sols
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Etats-limites concernant les matériaux (E.L.S.)
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Etats-limites concernant les matériaux (E.L.S.)
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Etats-limites concernant les matériaux (E.L.U.)
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Exemple de justification d’une fondation sur pieux
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Exemple de justification d’une fondation sur pieux
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Exemple de justification d’une fondation sur pieux