Results 11 to 20 of about 27,954 (258)

Microstructure characterization of sustainable light weight concrete using trapped air additions.

open access: yesFracture and Structural Integrity, 2022
Light-weight aggregate and trapped air additions (TAD) affect concrete performance and lead to the production of light-weight concrete (LWC). In this research, fourteen mixes were designed to study the effects of TAD type and content and pozzolanic ...
Said Maaty, Ahmed Elshami, Fryal Kamel
doaj   +5 more sources

Study on aerated concrete using steam curing test method [PDF]

open access: yesE3S Web of Conferences, 2021
The Accumulation of warm and moisture in building walls plays an vital role in its upkeep and power conservation. Aerated Concrete block, an environmental material gives an anticipated result to building construction.
Naidu T Y Rohith, Satyanarayana G.V.V
doaj   +1 more source

Effect of Microsilica Additive on Compressive Strength and Water Absorption of Lightweight Concrete [PDF]

open access: yesJournal of Structural and Construction Engineering, 2019
Concerning the issue of the seismicity of Iran and the effect of structure weight on the amount of earthquake load exerted on the structure, there is the need for stylization of structures in order to reduce the costs of designing and repairing ...
Shamsa Basirat   +2 more
doaj   +1 more source

Environmental perspectives of fine grounded concrete powder: LCA case study of light-weight concrete block

open access: yesActa Polytechnica CTU Proceedings, 2022
The construction elements produced with low demand for primary resources are being developed in the building industry. However, not only consumption of primary resources but also environmental impacts of such products should be considered to increase the
Jan Pešta, Zdeněk Prošek
doaj   +1 more source

The Compressive Strength of Light Weight Concrete

open access: yesInternational Journal of Engineering Sciences, 2020
The compressive strength of lightweight concrete using palm kernel shell (pks) and periwinkle shell (pws) is reported. The strength as a function of aggregates ,age, and density were investigated. The strengths were measured at interval of 7-day for 28 days.
J.E.O. Ovri, E.O. Okereke
openaire   +1 more source

Replacement of Conventional Concrete by Light Weight Concrete

open access: yesInternational Journal for Research in Applied Science and Engineering Technology, 2021
Abstract: Lightweight concrete (LWC) allows for larger spans, fewer piers, and longer bridge designs due to its lower weight and improved durability. Because superstructures with broader shoulders or additional lanes may be improved without requiring extensive work on the substructure, LWC is a particularly desirable construction material at the moment.
openaire   +1 more source

SHEAR STRENGTH OF PORCELINITE AGGREGATE REINFORED CONCRETE BEAMS

open access: yesIraqi Journal of Civil Engineering, 2008
Research in Iraq has expanded in the field of material technology involving the properties of the light-weight concrete using natural aggregate. Research work on porcelinite concrete has been carried out in several Iraqi Universities.
Ali Farhan Hadeed   +2 more
doaj   +1 more source

On the Light-Weight Concrete Used Artifiial Light-Weight Aggregate

open access: yesjournal of the Japan Society for Testing Materials, 1962
Recently, with the tendency to lighten structures coming out, some artificial light-weight aggregates having excellent qualities suitable for high strength structural use have come to be produced for trial.We tested these artificial light-weight aggregates and light-weight concrete using these aggregates, and further, checked up the effects of these ...
NAKAJIMA, Gihachi, NAKAJIMA, Taichi
openaire   +2 more sources

Using of Porcelinite as Coarse Aggregate in Concrete

open access: yesTikrit Journal of Engineering Sciences, 2012
In this research the ability of using porcelinite as coarse aggregate to produce light weight concrete was investigated. The experimental program consists of preparing and testing a mixes to investigate mechanical properties of concrete, with a total of ...
Haifa M. Saleh
doaj   +1 more source

The Choice of Materials for the E39 Fjord Crossing Project

open access: yesNordic Concrete Research, 2019
In the studies for crossing the long and deep Norwegian fjords along the E39 road, on the west coast of Norway, some challenging structures have been evaluated.
Holtberget Simen Hellgren   +4 more
doaj   +1 more source

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