## modeling the response of precast prestressed concrete

# modeling the response of precast prestressed concrete

### Modeling the response of precast, prestressed concrete ...

Modeling the response of precast, prestressed concrete hollow-core slabs exposed to fire Venkatesh K. R. Kodur and Anuj M. Shakya ... A numerical model for tracing the fire response of precast, prestressed concrete hollow-core slabs is developed using finite element analysis software. The model

get price### Modeling the response of precast, prestressed concrete ...

Title: Modeling the response of precast, prestressed concrete hollow-core slabs exposed to fire Date: Summer, 2014 Volume: 59 Issue: 3 ... 22. Fire Subcommittee of the PCI Building Code Committee. 2011. Design for Fire Resistance of Precast/Prestressed Concrete. MNL-124-11. 3rd ed. Chicago, IL: PCI . 23. ACI 216.1. 2007.

get price### Modeling the response of precast, prestressed concrete ...

Modeling the response of precast, prestressed concrete hollow-core slabs exposed to fire @article{Kodur2014ModelingTR, title={Modeling the response of precast, prestressed concrete hollow-core slabs exposed to fire}, author={V. Kodur and A. Shakya}, journal={Pci Journal}, year={2014}, volume={59}, pages={78-94} } V. Kodur, A. Shakya

get price### Modeling of l-shaped, precast, prestressed Concrete spandrels

element models (FEMs) to analyze L-shaped, precast, prestressed concrete spandrels subjected to combined bend-ing, shear, and torsion. Results from previous testing were used to calibrate the FEM. Once a model was validated, it was used to investigate the response of compact, L-shaped, precast, pre-stressed concrete spandrels designed

get price### Response of precast prestressed concrete hollowcore slabs ...

Mar 15, 2015 A numerical model for tracing fire response of hollowcore slabs is presented. Abstract. This paper presents results from experimental and numerical studies on the behavior of precast prestressed concrete (PC) hollowcore slabs under fire conditions. Six PC hollowcore slabs were tested under simultaneous application of thermal and structural loads.

get price### Finite element modeling of prestressed concrete spandrel ...

Sep 01, 2010 Nonlinear three-dimensional finite element modeling of precast, prestressed concrete spandrel beams is a challenging task and requires exploration of the effects of material parameters and modeling assumptions. To this end, the numerical results obtained using the commercial software ABAQUS/Standard were compared with existing experimental data.

get price### Modeling Shear Failure in Precast Prestressed Concrete ...

Sep 09, 2017 This nonlinear finite-element model uses a transient thermostructural analysis to trace the response of typical hollowcore slabs under fire conditions. The model accounts for temperature-induced degradation of properties of concrete and prestressing strands, cracking in concrete, material and geometrical nonlinearities, realistic fire, load and ...

get price### Finite element modeling of prestressed concrete spandrel ...

Sep 01, 2010 Nonlinear three-dimensional finite element modeling of precast, prestressed concrete spandrel beams is a challenging task and requires exploration of the effects of material parameters and modeling assumptions. To this end, the numerical results obtained using the commercial software ABAQUS/Standard were compared with existing experimental data.

get price### Modeling Shear Failure in Precast Prestressed Concrete ...

Sep 09, 2017 This nonlinear finite-element model uses a transient thermostructural analysis to trace the response of typical hollowcore slabs under fire conditions. The model accounts for temperature-induced degradation of properties of concrete and prestressing strands, cracking in concrete, material and geometrical nonlinearities, realistic fire, load and ...

get price### [PDF] Modeling of L-Shaped, Precast, Prestressed Concrete ...

This paper presents results of nonlinear finite element (FE) analyses conducted to model the behavior of L-shaped, precast, prestressed concrete spandrels built with open web reinforcement. The FE model was calibrated using experimental results from recent tests of slender, L-shaped, precast, prestressed concrete spandrels. Detailed correlative studies between analytical and experimental ...

get price### Publications FHWA - Transportation

Fatigue Response of an Ultra-High Performance Concrete Field-Cast Bridge Deck Connection: ... Proceedings of the Precast/Prestressed Concrete Institute National Bridge Conference, Phoenix, October 2007, p. 18. ... Finite Element Analysis of Ultra-High Performance Concrete: Modeling Structural Performance of an AASHTO Type II Girder and a 2nd ...

get price### Model Precast Concrete Beam-to-Column Connections Subject ...

Abstract. Experimental results of eight-scale model precast concrete beam-to-column connections are presented. The test specimens consisted of interior connections designed in accordance with the 1985 Uniform Building Code provisions for Seismic Zones 2 and 4. These tests constitute the second and third phases of a multi-year test program being ...

get price### Precast Concrete Bridges - Solutions - midasBridge

5. Precast (Prestressed) Concrete Bridge. Among the many prestressed concrete bridges, the most commonly used bridge type is the one using precast beams. This particular bridge has several precast PSC beams supporting the upper slab so that vehicles and pedestrians can pass over it.

get price### Model Study of the Proposed Precast-Prestressed Bridge

A model study of a particular prestressed-precast com posite member is presented. The proposed composite mem ber is composed of a prestressed concrete channel, an in terior void form, and a top slab of cast-in-place con crete. Theoretical model analysis is developed for the

get price### ENCE717 – Bridge Engineering Concrete Bridges Reinforced ...

Principle and Modeling of Concrete Beam-Slab Bridges • Linear elastic modeling – production purposes It can be simplified as a beam or a grid The equivalent stiffness can be calculated from equation 2.6 for rectangular void block or equation 2.7 for circular block. The most common types of finite element used are flat shell elements A beam-and-slab or cellular bridge deck may require a ...

get price### A Computational Model for Prestressed Concrete Hollow-Core ...

Performance-based approach, introducing a new two-phase computational model for determining the response of prestressed hollow-core concrete slab exposed to natural fire including heating and cooling phase, is presented. Firstly, the two-dimensional coupled hygro-thermo-chemical model is used to determine time dependent temperature and moisture field in the characteristic cross-section of the ...

get price### Factors governing the shear response of prestressed ...

Abstract This paper presents results from numerical studies on the effect of critical factors governing the shear response on prestressed concrete (PC) hollowcore slabs exposed to fire. A validated three dimensional finite element model is applied for evaluating failure of fire exposed prestressed concrete (PC) hollowcore slabs under different limiting states, including through shear.

get price### (PDF) Dynamic Effect on Vibration Signatures of Cracks in ...

It was found that the Timoshenko beam element was the best approximation of the concrete sleepers, even though the elastic properties of prestressed concrete sleepers may not be precise. Recently, Gustavson [10] and Vincent [11] performed the three-dimensional finite element modelling and modal testing of concrete sleepers in free-free condition.

get price### Loads On Circular Precast Concrete Manholes And Access

Detailed structural analysis of precast concrete and its use is provided and some details are presented of recent precast skeletal frames of up to forty storeys. The theory is supported by numerous worked examples to Eurocodes and European Product Standards for precast reinforced and prestressed concrete elements, composite construction,

get price### Section 03 41 00 Precast Structural Concrete Section

It will not give a positive response many become old as we tell before. You can reach ... Plant Tour Part 1 of 2 Prestressed Concrete How to Model Precast Hollowcore Plank Floors in Revit Precast 101: How Precast Concrete Is Made Prestressed / Precast Plant Tour Part 2 of 2 2020 NaNoWriMo Swap Kit Self-Publishing HowTomake Precast Prestressed

get price### Bibliografie tematyczne: „Precast concrete - Forms” – Grafiati

The clad frame models are compared to the bare frame model to investigate the effect the cladding has upon the structural behaviour. Both the structural performance and cladding performance are also assessed using qualitative damage states. ... PRESSS Dynamic Response of Precast Concrete Frames. Precast/Prestressed Concrete Institute, 1997 ...

get price### Model Study of the Proposed Precast-Prestressed Bridge

A model study of a particular prestressed-precast com posite member is presented. The proposed composite mem ber is composed of a prestressed concrete channel, an in terior void form, and a top slab of cast-in-place con crete. Theoretical model analysis is developed for the

get price### Accurate finite element modeling of pretensioned ...

dict the response of prestressed concrete beams has been widely used. But some of the ﬁnite element models used for this purpose were grossly inadequate and were not representative of the real mechanics of prestressed concrete beams and most recent attempts to improve the situation [15–17] were not quite successful.

get price### FLEXURAL AND SHEAR RESPONSE OF PRECAST

FLEXURAL AND SHEAR RESPONSE OF PRECAST PRESTRESSED CONCRETE HOLLOWCORE SLABS UNDER FIRE CONDITIONS By Anuj Man Shakya A DISSERTATION Submitted to Michigan State University in partial fulfillment of the requirements for the degree of Civil Engineering - Doctor of Philosophy 2016

get price### Development of Constitutive Model for Precast Prestressed ...

The interest of using precast segmental columns in construction of concrete bridges has significantly increased in recent years. One research area of concrete bridges is the application of Precast Prestressed Concrete Segmental (PPCS) Column in any structural analysis software or FE program code. Modeling a PPCS column, which consists of various materials with interaction between them, is ...

get price### Development of Constitutive Model for Precast Prestressed ...

One research area of concrete bridges is the application of Precast ... The interest of using precast segmental columns in construction of concrete bridges has significantly increased in recent years. ... Home Browse by Title Periodicals Modelling and Simulation in Engineering Vol. 2016 Development of Constitutive Model for Precast Prestressed ...

get price### Engineering Structures Finite element modeling of ...

The behavior of precast, prestressed concrete ... several concrete models defined with various parameters such as ... the sensitivity of spandrel response to the pertinent parameters

get price### A Computational Model for Prestressed Concrete Hollow-Core ...

Performance-based approach, introducing a new two-phase computational model for determining the response of prestressed hollow-core concrete slab exposed to natural fire including heating and cooling phase, is presented. Firstly, the two-dimensional coupled hygro-thermo-chemical model is used to determine time dependent temperature and moisture field in the characteristic cross-section of the ...

get price### EFFICIENCY OF SIMPLIFIED ALTERNATIVE MODELLING

lumped plasticity models and the other one based on the use of multi-contact spring models, are herein critically discussed and compared through analytical validations of a beam-column subassembly and a wall specimen. 1. INTRODUCTION Recent developments in the research of precast/prestressed concrete structures for seismic

get price### Precast prestressed concrete pavement (PPCP): Effect of ...

Mar 08, 2021 1. Introduction1.1. Background. In recent years, the use of Precast Prestressed Concrete Pavement (PPCP) has become more popular due to its significant benefits primarily on improving pavement performance, cost efficiency, and on reducing the time for early-opening to traffic , , , , .The peculiar characteristics of PPCP system include the application of precast concrete slabs

get price### ENCE717 – Bridge Engineering Concrete Bridges Reinforced ...

Principle and Modeling of Concrete Beam-Slab Bridges • Linear elastic modeling – production purposes It can be simplified as a beam or a grid The equivalent stiffness can be calculated from equation 2.6 for rectangular void block or equation 2.7 for circular block. The most common types of finite element used are flat shell elements A beam-and-slab or cellular bridge deck may require a ...

get price### ANALYTICAL ASSESSMENT OF THE BLAST RESISTANCE OF

This paper investigates the behavior of precast, prestressed concrete WP’s subjected to blast loads. Four blast tests were performed on four WP’s. An analytical model was developed and validated with the 1 Graduate Student Researcher, Lehigh University, 117 ATLSS Dr., Bethlehem, PA 18015, Email:[email protected]

get price### Factors governing the shear response of prestressed ...

Abstract This paper presents results from numerical studies on the effect of critical factors governing the shear response on prestressed concrete (PC) hollowcore slabs exposed to fire. A validated three dimensional finite element model is applied for evaluating failure of fire exposed prestressed concrete (PC) hollowcore slabs under different limiting states, including through shear.

get price### A Study on Ductility of Prestressed Concrete Pier Based on ...

The ductility of prestressed concrete pier is studied based on response surface methodology. Referring to the pervious prestressed concrete pier, based on Box-Behnken design, the ductility of 25 prestressed concrete piers is calculated by numerical method. The relationship between longitudinal reinforcement ratio, shear reinforcement ratio, prestressed tendon quantity, concrete compressive ...

get price### EFFICIENCY OF SIMPLIFIED ALTERNATIVE MODELLING

SUMMARY Two alternative simplified modelling approaches in representing the seismic behaviour of different jointed ductile precast/prestressed connections/systems is herein illustrated. Particular emphasis is given to the modelling of hybrid connections, developed in the PRESSS Program (PREcast Seismic Structural System) coordinated by the University of San Diego, for frame and wall systems.

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