Pile Foundations Applications with Buildings and Bridges

www.geotecnia.unb.br/gpfees

Pile Foundations Applications with Buildings and Bridges

Summer Term 2015 Hochschule Munchen

Fakultat Bauingenieurwesen


PART ONE:

Types of deep foundation Advantages and disadvantages of each type

PART TWO:

Practical design example: CFA and Drilled Pier for a Building Practical design example: Root Piles for a Bridge Practical design example: Drilled Piers for a Bridge

LAYOUT

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Shallow x Deep Foundation

Pile = Deep Foundation = Foundation with length > 2 x diameter or lowest dimension

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Deep Foundation

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Wood

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Steel

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9

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Precast Driven

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12

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Continuous Flight Auger

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15

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16

Omega Pile

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Franki Pile

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20

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Bored and “Barrette” Type Piles

Icag.org.hk

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24 24

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28 28

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Bentonite Mud or Polimer Fluid

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Injected Pile (“pali radice” Type)

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32 32

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Injected Pile (micropile Type)

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35 35

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Drilled Caissons

Internet Pictures

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Special Large Scale Types

Soil Excavated with recovered casing (dia ≤ 3)

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Weathered Rock

Ultimate resistance (qu < 30 MPa) excavated with special bit

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Fresh rock (dia ≤ 2.5 m)

excavated with

special bit

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General Requirements for Foundation Projects 42/60


Escala Aproximada: 1/100

LOCAÇÃO DAS ESTACAS HÉLICE

ESTACAS - Sem escala

DETALHE DA FERRAGEM DAS

DETALHE DOS CENTROS DE

CARGA - Sem escala

DAS ESTACAS HÉLICE - Sem escala

DETALHE DO TRAVAMENTO DA FERRAGEM

ORIENTAÇÕES EXECUTIVAS PARA ESTACAS HÉLICE:

QUADRO DE FERRAGEM DAS ESTACASRESUMO DA FERRAGEM DAS ESTACAS

CORTE GENÉRICO DAS ESTACAS COM BLOCO - Sem escala

OBSERVAÇÕES IMPORTANTES

LEGENDA

Typical CFA Pile Design

Design Project: Deep Foundations for a Building 43/60


Typical Drilled Pier Design for a Building

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Details

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Design Project: Root Piles for a Bridge

Rio das Rãs Project

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Typical Sounding: Soil and Rock

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Longitudinal Section

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Design Approach

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Executive Design Blueprint

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Transversal Details

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Steel Reinforcement of Top Cap of the Foundation Group

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Design Project: Drilled Pier for a Bridge

Km 803/968 Figueiropólis-Ilhéus Project

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Typical Sounding: Soil and Rock

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Longitudinal Section

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Design Approach

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Executive Design Blueprint

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Details of Shaft and Base

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Steel Reinforcement of Top Cap of the Foundation Group

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REFERENCES

• Velloso, D.A. & Lopes, R.F. (2002). Fundações-Volume 2 (Fundações Profundas). Editora COPPE-UFRJ. 472 p.

• Day, R.W. (2006). Foundation Engineering Handbook. ASCE Press • Bowles, J.E. (1988). Foundation Analysis and Design. McGraw Hill

Company. New York. 4th. Edition. 1004 p. • Hachich et al. (1996). Fundações: Teoria e Prática. Editora PINI

Ltda. São Paulo, 1ª. Versão. 751 p. • Poulos, H.G. (1999). Analysis and Design of Pile Foundations.

Handouts from the Foundation Course – Univ. of Sydney • Poulos, H.G. & Davis, E. H. (1990) Pile Foundation Analysis and

Design. Robert E. Krieker Pub. Company, Inc., Florida, 397 p. • Cunha, R.P. (1996). Foundations. Handouts from the Foundation

Course - Universidade de Brasília, 477 p. • Executive Foundation Projects: Dinamiza Ltd., Brasília-DF

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Pile Foundations Applications with Buildings and Bridges

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