Results 241 to 250 of about 1,569 (283)

Investigations on mechanical and stress strain characteristics of geopolymer concrete reinforced with glass fibers. [PDF]

open access: yesSci Rep
Srikrishna TC   +5 more
europepmc   +1 more source

Bret/BRAT

open access: yes
Critical Quarterly, EarlyView.
Nicholas Smart
wiley   +1 more source

Theatres of Indirectness: Passive Aggression and Failure

open access: yes
Critical Quarterly, EarlyView.
Sara Crangle, Sam Ladkin
wiley   +1 more source

Evaluation of schmidt rebound hammer testing: A critical approach

Bulletin of the International Association of Engineering Geology, 1993
In the present paper, a critical approach to the evaluation of Schmidt hammer testing is attempted. Through a statistical analysis of field measurements on sandstone blocks from the archaeological site of Delphi (Greece), it was shown that there is an inconsistency in the correction method proposed by the manufacturer, in relation to the direction of ...
E Kolaiti
exaly   +2 more sources

Rebound hammer test to estimate compressive strength of heat exposed concrete

Construction and Building Materials, 2018
Abstract The residual concrete strength is required for evaluating the safety of reinforced concrete structures after fire. Based on the surface hardness of concrete, a rebound hammer test has been used to evaluate the compressive strength at the ambient temperature and after fire.
Pattamad Panedpojaman   +1 more
exaly   +2 more sources

Assessing the spatial variability of the concrete by the rebound hammer test and compression test of drilled cores

Construction and Building Materials, 2018
Abstract The spatial variability of the mechanical properties of concrete is an important characteristic, which plays an important role in the stochastic analysis of the concrete structures, especially in the reliability analysis. Two categories of experiments named non-destructive testing (NDT) and destructive testing (DT) are used for the ...
Taozhi Xu
exaly   +2 more sources

High-strength concrete – NDT with rebound hammer: influence of aggregate on test results

Nondestructive Testing and Evaluation, 2014
Rebound hammer is the most frequently used non-destructive method for estimation of concrete strength. Measurement results are influenced by various factors (components and composition of concrete, humidity or age), which are well known for normal-weight concrete. High-strength concrete (HSC) differs in quality and the question is to which extent these
Jiří Brozovsky
exaly   +2 more sources

Hammer rebound index as an overall-mechanical-quality indicator of self-compacting concrete containing recycled concrete aggregate [PDF]

open access: yesConstruction and Building Materials, 2022
The hammer rebound index has traditionally been solely and exclusively used to estimate the compressive strength of vibrated concrete. Its use has recently been extended to the prediction of the compressive strength of Self-Compacting Concrete (SCC ...
VÍCTOR Revilla-Cuesta   +2 more
exaly   +2 more sources

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