Results 21 to 30 of about 30,223 (236)

Destructive and Non Destructive Test Characteristics of Concrete Produced with Iron Slag Aggregate

open access: yesWater Science, 2021
The Ground granulated Blast furnace slag (GGBFS) is a waste of industrial materials; it is relatively more recent pozzolanic material that has received considerable attention in both research and application.
Samiha E. Alharthy
doaj   +1 more source

Development of Quality Assessment Criteria for Burnt Clay Bricks of Different Ages Based on Ultrasonic Pulse Velocity Test

open access: yesBuildings, 2022
Burnt clay bricks are widely used as a construction material in Pakistan, and their testing for quality confirmation is frequently needed for new and old bricks used in existing structures.
Rizwan Azam   +4 more
doaj   +1 more source

The environmental and social footprint of the university of the Basque Country UPV/EHU

open access: yes, 2021
This work has calculated the organisational environmental and social footprint of the University of the Basque Country (UPV/EHU) in 2016. First, input and output data flows of the UPV/EHU activity were collected.
Gorka Bueno   +13 more
semanticscholar   +1 more source

Methods for evaluating the technical performance of reclaimed bricks

open access: yesCase Studies in Construction Materials, 2022
Reusing deconstructed materials and components can help to decrease the environmental burden of buildings. To safely reuse reclaimed items in new construction, methods are needed to reliably identify the essential technical properties of the ...
Aapo Räsänen   +3 more
doaj   +1 more source

Relationships among compressive strength and UPV of concrete reinforced with different types of fibers

open access: yesHeliyon, 2020
This paper determines the effect of steel, glass, and nylon fibers on the compressive strength and ultrasonic pulse velocity (UPV) of fiber reinforced concrete.
S. Hedjazi, D. Castillo
semanticscholar   +1 more source

Frost influence on the ultrasonic pulse velocity in concrete at early phases of hydration process

open access: yesCase Studies in Construction Materials, 2021
Quite often concrete strength parameters have to be determined at an early age. Due to the strong correlation existing between the mechanical and acoustic properties of concrete, ultrasonic devices can be used for this purpose.
Uldis Lencis   +2 more
doaj   +1 more source

Compressive Strength assessment of self-compacted concrete with Nano materials using ultrasonic pulse velocity method [PDF]

open access: yesJournal of Structural and Construction Engineering, 2020
In this paper the compressive strength (f’c) of self-compacted concrete (SCC) containing Nanomaterials (NM) is evaluated by non-destructive ultrasonic pulse velocity method. This study involves about 13 different mixtures containing Nano oxides of Silica
Rahmat Madandoust   +1 more
doaj   +1 more source

Utilizing Polypropylene Fiber in Sustainable Structural Concrete Mixtures

open access: yesCivilEng, 2022
Polypropylene fiber reinforced concrete (PFRC) is becoming more popular for structural purposes due to its durability, electrical resistivity, and mechanical properties. In this study, the influence of polypropylene fiber on the mechanical properties and
Saman Hedjazi, Daniel Castillo
doaj   +1 more source

Experimental Investigation of Ultrasonic Pulse Velocity (UPV) Test Specimen in Assessing the Strength of Steel Fiber Reinforced Concrete Structure

open access: yesJournal of Advanced Industrial Technology and Application, 2021
This study aims to conduct the Ultrasonic Pulse Velocity (UPV) test and compressive strength test of Steel Fiber Reinforced Concrete (SFRC). This paper also examines the correlation of UPV test data and compressive strength test data for SFRC specimens ...
Nuralia Izzaty Zulkifli   +6 more
semanticscholar   +1 more source

Utility of Ultrasonic Pulse Velocity for Estimating the Overall Mechanical Behavior of Recycled Aggregate Self-Compacting Concrete

open access: yesApplied Sciences, 2023
Ultrasonic pulse velocity (UPV) is a non-destructive measurement technique with which the quality of any concrete element can be evaluated. It provides information on concrete health and for assessing the need for repair in a straightforward manner.
Ana B. Espinosa   +4 more
doaj   +1 more source

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