Modified Formula for Designing Ultra-High-Performance Concrete with Experimental Verification

The main purpose of the study was to propose a modification of Larrard’s formula for both the design and compressive-strength evaluation of ultra-high-performance concrete. The proposed modification consisted of the introduction of new parameters into the original formula that allowed it to consider...

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Main Authors: Jarosław Siwiński, Anna Szcześniak, Adam Stolarski
Format: Article
Language:English
Published: MDPI AG 2020-10-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/13/20/4518
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author Jarosław Siwiński
Anna Szcześniak
Adam Stolarski
author_facet Jarosław Siwiński
Anna Szcześniak
Adam Stolarski
author_sort Jarosław Siwiński
collection DOAJ
description The main purpose of the study was to propose a modification of Larrard’s formula for both the design and compressive-strength evaluation of ultra-high-performance concrete. The proposed modification consisted of the introduction of new parameters into the original formula that allowed it to consider the amount of binders and fine-grained aggregates, the amount of reinforcing fibers, the specimen shape and size, the curing time, and a reinterpretation of the water/cement ratio. The proposed modification was verified based on comparative analysis with the results of our own experimental studies and results taken from the literature. A very good convergence of these results was demonstrated, indicating the validity of the proposed modification.
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spelling doaj.art-5cb44fa8e915434983fa00dc03b633582023-11-20T16:47:11ZengMDPI AGMaterials1996-19442020-10-011320451810.3390/ma13204518Modified Formula for Designing Ultra-High-Performance Concrete with Experimental VerificationJarosław Siwiński0Anna Szcześniak1Adam Stolarski2Faculty of Civil Engineering and Geodesy, Military University of Technology, 2 gen. Sylwestra Kaliskiego Street, 00-908 Warsaw, PolandFaculty of Civil Engineering and Geodesy, Military University of Technology, 2 gen. Sylwestra Kaliskiego Street, 00-908 Warsaw, PolandFaculty of Civil Engineering and Geodesy, Military University of Technology, 2 gen. Sylwestra Kaliskiego Street, 00-908 Warsaw, PolandThe main purpose of the study was to propose a modification of Larrard’s formula for both the design and compressive-strength evaluation of ultra-high-performance concrete. The proposed modification consisted of the introduction of new parameters into the original formula that allowed it to consider the amount of binders and fine-grained aggregates, the amount of reinforcing fibers, the specimen shape and size, the curing time, and a reinterpretation of the water/cement ratio. The proposed modification was verified based on comparative analysis with the results of our own experimental studies and results taken from the literature. A very good convergence of these results was demonstrated, indicating the validity of the proposed modification.https://www.mdpi.com/1996-1944/13/20/4518ultra-high-performance concretemodified design of concreteexperimental verificationfiber reinforcingmechanical propertiescompressive strength
spellingShingle Jarosław Siwiński
Anna Szcześniak
Adam Stolarski
Modified Formula for Designing Ultra-High-Performance Concrete with Experimental Verification
Materials
ultra-high-performance concrete
modified design of concrete
experimental verification
fiber reinforcing
mechanical properties
compressive strength
title Modified Formula for Designing Ultra-High-Performance Concrete with Experimental Verification
title_full Modified Formula for Designing Ultra-High-Performance Concrete with Experimental Verification
title_fullStr Modified Formula for Designing Ultra-High-Performance Concrete with Experimental Verification
title_full_unstemmed Modified Formula for Designing Ultra-High-Performance Concrete with Experimental Verification
title_short Modified Formula for Designing Ultra-High-Performance Concrete with Experimental Verification
title_sort modified formula for designing ultra high performance concrete with experimental verification
topic ultra-high-performance concrete
modified design of concrete
experimental verification
fiber reinforcing
mechanical properties
compressive strength
url https://www.mdpi.com/1996-1944/13/20/4518
work_keys_str_mv AT jarosławsiwinski modifiedformulafordesigningultrahighperformanceconcretewithexperimentalverification
AT annaszczesniak modifiedformulafordesigningultrahighperformanceconcretewithexperimentalverification
AT adamstolarski modifiedformulafordesigningultrahighperformanceconcretewithexperimentalverification