Results 31 to 40 of about 3,990,489 (310)

Reliability and durability problems of load bearing concrete structures for electric power transmission lines/Elektros tinklo laikančiųjų gelžbetoninių konstrukcijų patikimumo ir ilgalaikiškumo problemos

open access: yesJournal of Civil Engineering and Management, 2000
Experimental and theoretical investigations associated with reliability and durability problems of concrete structures of electric power and communication systems have been carried out by scientists of Vilnius Gediminas Technical University since 1959.
Romualdas Vadlūga, Romualdas Kliukas
doaj   +1 more source

Deep neural network with high‐order neuron for the prediction of foamed concrete strength

open access: yesComput. Aided Civ. Infrastructure Eng., 2018
The article presents a deep neural network model for the prediction of the compressive strength of foamed concrete. A new, high‐order neuron was developed for the deep neural network model to improve the performance of the model.
Tuan Ngo Nguyen   +3 more
semanticscholar   +1 more source

Experimental and Numerical Investigations of the Influence of Real Cracks on Chloride Ingress in Concrete

open access: yesTransactions of the VŠB: Technical University of Ostrava, Civil Engineering Series, 2016
Experimental and numerical results of a chloride ingress study conducted on samples drilled from different locations of a reinforced concrete slab, previously loaded until failure, are presented.
Sosdean Corina   +2 more
doaj   +1 more source

Experimental Study of Confined Low-, Medium- and High-Strength Concrete Subjected to Concentric Compression [PDF]

open access: yesITB Journal of Engineering Science, 2012
An experimental study of 23 low-, medium- and high-strength concrete columns is presented in this paper. Square-confined concrete columns without longitudinal reinforcement were designed, and tested under concentric axial compression.
Antonius, Iswandi Imran
doaj   +1 more source

The Use of Annular and Circular Cross-Section Members in Transport and Power Engineering Building Construction

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2012
The problem of evaluating the bearing capacity of the reinforced concrete elements of circular cross-section is considered. Strength calculation of these reinforced concrete elements differs from strength calculation of the elements of the rectangular ...
Romualdas Vadlūga, Romualdas Kliukas
doaj   +1 more source

Bond performance between recycled concrete and steel bar after high temperature

open access: yesNonlinear Engineering, 2023
To investigate the influence of high temperatures on the bond performance of recycled concrete and steel bar, this article considers the influence of different concrete types (ordinary concrete and recycled concrete) and different temperatures (20, 100 ...
Wang Qihao   +3 more
doaj   +1 more source

Relation between Density and Compressive Strength of Foamed Concrete

open access: yesMaterials, 2021
This study aims to obtain the relationship between density and compressive strength of foamed concrete. Foamed concrete is a preferred building material due to the low density of its concrete.
R. Othman   +10 more
semanticscholar   +1 more source

Identification and analysis of incompatibilities occurring in the granite slabs manufacturing

open access: yesMATEC Web of Conferences, 2017
The research object of the study presented in the paper is a granite that, as a raw material valued worldwide, has a comprehensive application in the construction industry. It is characterized by durability and scratch resistance.
Czajkowska Agnieszka   +1 more
doaj   +1 more source

The effects of steel fiber waste tyre on properties of high strength fly ash concrete [PDF]

open access: yesMATEC Web of Conferences, 2019
The utilization of steel fiber from waste tyres can be an alternative to reduce waste tyres due to the increase of tyre production in Indonesia annually. Steel fiber from waste tyre can be added to concrete mix to improve the concrete properties. In this
Fauzan   +4 more
doaj   +1 more source

The strength of concrete.

open access: yesJournal and proceedings of the Royal Society of New South Wales, 1901
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

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