Results 21 to 30 of about 479 (195)

Shear resistance of self-stressing concrete elements expanded under 2D restraint conditions [PDF]

open access: yesE3S Web of Conferences, 2020
An analytical design model for estimation the shear resistance of plane self-stressing concrete elements with orthogonal reinforcement is presented. The design model is based on the strut-and-tie model concept and takes into consideration the restrained ...
Tur Viktar, Sannikava Volha
doaj   +1 more source

Modification of strut effectiveness factor for reinforced concrete deep beams strengthened with CFRP laminates

open access: yesMateriales de Construccion, 2014
This paper proposes a method to modify the strut effectiveness factor in the strut-and-tie model for CFRP-strengthened reinforced concrete deep beams.
M. Panjehpour   +3 more
doaj   +1 more source

Investigating strut and tie model in deep beams [PDF]

open access: yes, 2021
The Strut-and-Tie model (STM) approach evolves as one of the most useful design methods for shear critical structures and for other disturbed regions in concrete structures. The model provides a rational approach by representing a complex structural member with an appropriate simplified truss model.
openaire   +1 more source

Alternative Strut and Tie Model for Reinforced Concrete Deep Beams

open access: yesمجلة النهرين للعلوم الهندسية, 2018
This paper presents a simple strut and tie model to calculate the shear strength of reinforced concrete deep beams. The proposed model assumes that the shear strength is the algebraic sum of three strength components: concrete diagonal strut, vertical ...
Ahmed Faleh Al-Bayati
doaj   +1 more source

Prediction of Shear Strength for Steel-Fiber High-Strength Concrete Corbels with the Softened Strut-and-Tie Model

open access: yesBuildings, 2023
On the basis of the test results of nine steel-fiber high-strength concrete corbel specimens subjected to a vertical load, the influence of the steel fiber content on the shear performance of corbels was analyzed.
Shu-Shan Li   +7 more
doaj   +1 more source

The strut-and-tie models in reinforced concrete structures analysed by a numerical technique

open access: yesRevista IBRACON de Estruturas e Materiais
The strut-and-tie models are appropriate to design and to detail certain types of structural elements in reinforced concrete and in regions of stress concentrations, called "D" regions.
V. S. Almeida   +2 more
doaj   +1 more source

Design criteria for unified strut and tie models [PDF]

open access: yesProgress in Structural Engineering and Materials, 2001
AbstractIn the past two decades, the concept of strut and tie models (STM) has been used as one of the most popular and rational approaches for the design of non‐flexural members of reinforced concrete structures. Design guidelines based mainly on technology from past decades are given in many national codes.
Su, KL, Chandler, AM
openaire   +3 more sources

Osteohistology of two phorusrhacids reveals uninterrupted growth strategy

open access: yesThe Anatomical Record, EarlyView.
Abstract Phorusrhacidae were apex predators that primarily dominated South America ecosystems for at least 40 million years with their imposing size and predatory lifestyle—yet some aspects of their biology remain poorly understood. Osteohistology is a tool for understanding growth dynamics and biomechanical adaptations.
Lotta Dreyer   +2 more
wiley   +1 more source

Macro-mechanical strut and tie model for analysis of fibrous high-strength concrete corbels

open access: yesAin Shams Engineering Journal, 2012
Reinforced concrete (RC) corbels becoming a frequent attribute in the building construction with the increasing use of pre-cast high-strength concrete (HSC).
E.S. Khalifa
doaj   +1 more source

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