Results 71 to 80 of about 1,739 (214)

Experimental Testing and Strut-and-Tie Modeling of Full-Scale Precast Concrete Girders with FRP Repaired End Regions

open access: yesApplied Sciences, 2020
Bridges located in cold regions are susceptible to extreme deterioration due to harsh climate conditions. Distressing of girder’s end regions is among the most common damage types in these bridges.
Hang Zhao, Bassem Andrawes
doaj   +1 more source

Evaluating structural resistance and updating modeling uncertainties through testing

open access: yesStructural Concrete, EarlyView.
Abstract The aging of infrastructure necessitates a robust and rational methodology for the assessment of existing structures. Design codes provide general models which cover different design scenarios and are thus overly conservative. Also, such design approaches lack field data and, if applied directly to existing works, often lead to unnecessarily ...
Miguel Fernández Ruiz   +4 more
wiley   +1 more source

Strut and tie model for concrete beams

open access: yes, 2009
The strut-and-tie model was developed in 1899 and was first used in the calculations of the concrete members experiencing both shear and torsion. As the strut-and-tie model design became more frequently used, the strut-and-tie model was further applied ...
Chen, Limin.
core  

Numerical analysis of reinforced concrete dapped-end beams [PDF]

open access: yesRevista IBRACON de Estruturas e Materiais
The reinforced concrete dapped-ends present in beams, being regions of discontinuity, require non-trivial models for their analysis and design, such as the strut-and-tie model, the shear-friction model, and the finite element method.
Rejane Martins Fernandes Canha   +2 more
doaj   +1 more source

‘From the Fields Into the Bars’: The Story of Israel's First Transgender Novel, The Cut (1977)

open access: yesGender &History, EarlyView.
ABSTRACT In 1977, an Israeli transgender woman, Judy Spotheim, published an autobiographical novel entitled The Cut. It describes the emergence of a trans community in the commercial‐sex areas of Tel Aviv‐Jaffa, hoping to humanise trans women (coccinelles). This article is the first to study the novel and present a biography of Spotheim.
Gil Engelstein, Iris Rachamimov
wiley   +1 more source

Mainland diversification and recent island lineages in the reduviid genus Tapirocoris: an integrative taxonomic framework with four new species

open access: yesInsect Science, EarlyView.
Using an integrative taxonomic framework that combines COI DNA barcodes, geometric morphometrics and phylogeography, we revise the assassin bug genus Tapirocoris and recover seven well‐supported species, including four newly described cryptic species.
Ping Zhao   +8 more
wiley   +1 more source

Ristikkomenetelmä (Strut-and-tie modeling) [PDF]

open access: yes, 2014
Tämän opinnäytetyön toimeksianto saatiin Wise Group Finland Oy:ltä. Opinnäytetyössä perehdyttiin ristikkomenetelmään ja sen soveltamiseen rakennesuunnittelussa talonrakennuskohteissa.
Koskimies, Joonas
core  

Never Mind the Bollards: Exploring the Role of GCHQ, MI5, and the National Technical Authorities in UK Security Markets

open access: yesThe Howard Journal of Crime and Justice, EarlyView.
ABSTRACT The cultures and governance of security markets in the United Kingdom are often characterised through a paradoxical narrative of simultaneous state retreat and progressive advance. In the face of repeated recent high‐profile security failures, and global changes in material political economy, we argue that UK security governance is adapting to
Ben Collier, Jamie Buchan
wiley   +1 more source

Skeletons of swiftly swimming sharks: Three‐dimensional analysis of lamniform vertebral morphology and mineral architecture

open access: yesJournal of Anatomy, EarlyView.
We examined morphology, 3D arrangement, and mineral amount in cartilaginous vertebrae from four lamniform shark families (Alopiidae, Carchariidae, Cetorhinidae, and Lamnidae). We identified family‐specific mineralization trends, and regional patterning of structures along the column.
Jamie L. Knaub   +6 more
wiley   +1 more source

Experimental evaluation of optimized strut‐and‐tie models for a dapped beam

open access: yesStructural Concrete, 2016
AbstractStrut‐and‐tie modelling constitutes a powerful tool for the design of complex structural reinforced concrete elements. It has been proved numerically that strut‐and‐tie (ST) models obtained using structural optimization methods produce designs that are more efficient.
Oviedo, R.   +2 more
openaire   +4 more sources

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