Results 31 to 40 of about 1,008,877 (311)

Compressive Strength of Volcanic Ash/Ordinary Portland Cement Laterized Concrete [PDF]

open access: yes, 2010
This study investigates the effect of partial replacement of cement with volcanic ash (VA) on the compressive strength of laterized concrete. A total of 192 cubes of 150mm dimensions were cast and cured in water for 7, 14, 21, and 28 days of hydration ...
Olawuyi, B. J, Olusola, K. O
core   +2 more sources

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

Vacuum mixing technology to improve the mechanical properties of ultra-high performance concrete [PDF]

open access: yes, 2015
Ultra-high performance concrete is an important evolution in concrete technology, enabled by the combination of a good particle packing density, a suitable mixing procedure and compatible binders and admixtures.
De Schutter, Geert, Dils, Jeroen
core   +2 more sources

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

The Effect of Mixing and Curing Sea Water on Concrete Strength at Different Ages

open access: yesMATEC Web of Conferences, 2018
In the research, the effects of sea water for mixing, curing on the gain in strength of different grades of concrete was investigated. A total of 192 concrete cubes were tested for their compressive strength.
Guo Qingyong   +4 more
doaj   +2 more sources

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

Mechanical State Analysis of Different Variants of Piled Rafts

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2015
Traditional raft design methods describe unpiled and fully piled rafts. The current paper aims to discuss in-termediate raft design variants when the raft is at the same time partially supported by piles and partially rests on the ground.
Michail Samofalov   +2 more
doaj   +1 more source

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