Precast concrete structures

Recommended Prerequisites

Linear Algebra, Mathematical Analysis, Continuum Mechanics, Strength of Materials and Structural Analysis.

Teaching Methods

Presentation of theoretical concepts, regulatory models and illustrative examples using oral and audio-visual media.
Autonomous work of students in computer lab with teacher's guidance and discussion of the design project.
Guided visit to a precast production facility.

Learning Outcomes

To provide students with the necessary knowledge to carry out building and short span bridge design and  detailing and also basic precast production technology concepts.

Acquisition of skills in the organization and completion of construction projects, particulary for building and short span bridge structures.

Work Placement(s)

No

Syllabus

1 Precast structures
- History
- Fabrication, stocking, transportation, hoisting and erection
- Modulation, joints, allowances, tolerances
2 Precast concrete
- EN 13369
- Precast concrete elements
- Prestressing with pretension
- Concrete maturity and accelerated curing
3-Structural idealization
- Concepts
- Connections strategy, connections types
- Precast systems stability
- Staged construction
4 Modelling, analysing and designing
- Gravitational actions, indirect actions, wind action, earthquake action
- Simple predesign modelling
- Computer modelling.
- Designing by EN 1992-1 and EN 1998-1 standards
- Ductility classes, behaviour factors
- Connections and related energy dissipation capability
- Anchor designing in accordance with EOTA guidelines
- Linear viscoelasticity behaviour and connection design
- Fire resistance.

Assessment Methods

Assessment
Exam: 50.0%
Resolution Problems: 50.0%

Bibliography

- CCEN, NP EN 1992-1-1:2010. Eurocódigo 2: Projecto de estruturas de betão
- CEN, NP EN 1998-1:2010. Eurocódigo 8: Projecto de estruturas para resistência aos sismos
- CEN, NP EN 13369:2010 Regras gerais para produtos prefabricados de betão
- Elliott, Multi-Storey Precast Concrete Framed Structures, Blackwell, Londres, 1996
- Steinle, Bachmann e Tillmann, Precast Concrete Structures, 2nd Ed.,Ernst & Sohn, 2019
- PCI Design Handbook, 6th Ed., Precast/Prestressed Concrete Institute, 2004
- Fib, Structural Connections for PC Concrete Buildings, 2005
- CEN/TS 1992-4-1:2009, Design of Fastenings for Use in Concrete
- EOTA, Design of Metal Anchors for Use in Concrete under Seismic Actions, TR 45, 2013
- Englekirk, Seismic Design of Reinforced and Precast Concrete Buildings, Wiley, 2003
- Nero e Toniolo, Ed., Design Guidelines of PC Structures under Seismic Actions, EC JRC, 2012

García-Badell e Fernández, Cálculo de la Estabilidad ante el Fuego, Bellisco, Madrid,2006