Results 1 to 10 of about 80,795 (166)

High strength concrete

open access: yesMateriales de Construccion, 1950
No ...
A.R. Collins
doaj   +2 more sources

Assessment of the concrete strength used in structures, using the destructive method

open access: yesBudownictwo i Architektura, 2021
This paper presents the analysis of the results of research on concrete compressive strength on cubic samples, in the early stage of its curing (after 7, 14, and 28 days). The analysis considers the variable water-cement ratio.
Dorota Michałowska-Maziejuk   +1 more
doaj   +1 more source

Investigating the influence of parent concrete on mechanical properties of recycled concrete [PDF]

open access: yesمهندسی عمران شریف, 2022
One of the most significant concerns of recent years among scientists has been related to waste management actions and policies. Unfortunately, landfills are filled with various debris and demolition from old building including waste concrete, glass ...
H. Salehi, N. Biglarijoo, H. Barkhordari
doaj   +1 more source

Analysis of the structure of housing in Poland in the years 2009-2018

open access: yesBudownictwo i Architektura, 2020
The article presents an analysis of the housing situation in Poland against the background of European Union countries that took place in the last decade, i.e. in the years 2009 - 2018.
Agnieszka Czajkowska   +1 more
doaj   +1 more source

A load capacity of cyclic loaded reinforced concrete beams

open access: yesBudownictwo i Architektura, 2014
In this paper, an effect of cyclic and variable loads on the capacity of reinforced concrete beams is investigated. The study was conducted on 28 reinforced concrete beams including 12 two-span beams - statically indeterminate and 16 simply supported ...
Barbara Goszczyńska   +3 more
doaj   +1 more source

Verification of shear strengths' provisions of existing codes for self-consolidating concrete [PDF]

open access: yesJournal of Structural and Construction Engineering, 2021
Using self-consolidating concrete has been the subject of many studies for years. A comprehensive literature review on shear strength of self-consolidating concrete is presented. In addition, databases are created for shear strength of self-consolidating
mahdi arezoumandi   +3 more
doaj   +1 more source

An analysis of the influence of the reinforcing bar distribution on the beam deformation during loading

open access: yesBudownictwo i Architektura, 2014
The article presents the analysis of the influence of the rebars distribution, in reinforced concrete beam section, on the perpendicular (to the side surface) deformation of the tested element.
Barbara Goszczyńska   +2 more
doaj   +1 more source

QUALITY MANAGEMENT TOOLS APPLYING IN THE STRATEGY OF LOGISTICS SERVICES QUALITY IMPROVEMENT [PDF]

open access: yesSerbian Journal of Management, 2015
Combination of factors such as: properly organized logistics process, lack of nonconformities, transport damages avoiding and transport in accordance Just In Time idea significantly reduces costs and streamlines the entire production process.
Agnieszka Czajkowska   +1 more
doaj   +1 more source

Influence of external and internal cooling at solidification on strength of brittle duralumin in compression

open access: yesMATEC Web of Conferences, 2018
The causes of the occurrence and influence of inherent stresses, unevenly distributed across the cross section, on the strength of materials are analyzed.
Semko Oleksandr   +4 more
doaj   +1 more source

Fracture toughness of old bridge steel

open access: yesBudownictwo i Architektura, 2013
The subject of paper is related to problems the of fracture toughness of old steel bridge which was taken from the railway bridge, that was loaded during more than 100 years.
Eliza Mytych-Kumańska   +1 more
doaj   +1 more source

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