<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Concrete pavements is an attractive alternative to asphalt pavements because of its lower cost and higher durability. Major contribution to sustainable development can be made by partial replacement of cement in concrete pavement with supplementary cementitious materials of different nature and origin. In this paper, the effect of natural zeolite and perlite additives in complex with chemical admixtures on the structure and properties of concrete for pavement was studied. Compressive and flexural strength test was used to study the mechanical behavior of designed concrete under load. Generally, the compressive strength of both control concrete and concrete containing mineral additives levels at the later ages of hardening. The microstructure analysis of concrete with mineral additives of different nature activity showed the formation of additional amount of hydration products such as tobermorite type calcium hydrosilicate which provide self-reinforcement of hardening concrete system.</p></abstract>

Concrete pavements is an attractive alternative to asphalt pavements because of its lower cost and higher durability. Major contribution to sustainable development can be made by partial replacement of cement in concrete pavement with supplementary cementitious materials of different nature and origin. In this paper, the effect of natural zeolite and perlite additives in complex with chemical admixtures on the structure and properties of concrete for pavement was studied. Compressive and flexural strength test was used to study the mechanical behavior of designed concrete under load. Generally, the compressive strength of both control concrete and concrete containing mineral additives levels at the later ages of hardening. The microstructure analysis of concrete with mineral additives of different nature activity showed the formation of additional amount of hydration products such as tobermorite type calcium hydrosilicate which provide self-reinforcement of hardening concrete system.

Effect of mineral additives on structure and properties of concrete for pavements

Institute of Building and Environmental Engineering

Selected Scientific Papers - Journal of Civil Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Concrete pavements is an attractive alternative to asphalt pavements because of its lower cost and higher durability. Major contribution to sustainable...

Effect of mineral additives on structure and properties of concrete for pavements

Pubblicato online: 29 dic 2017

Pagine: 95 - 100

DOI: https://doi.org/10.1515/sspjce-2017-0024

Parole chiave
pavement concrete, slag, zeolite, perlite, compressive strength, structure

© 2017 Khrystyna Sobol et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Effect of mineral additives on structure and properties of concrete for pavements

Pubblicato online: 29 dic 2017

Pagine: 95 - 100

DOI: https://doi.org/10.1515/sspjce-2017-0024

Parole chiavepavement concrete, slag, zeolite, perlite, compressive strength, structure

© 2017 Khrystyna Sobol et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Parole chiave
pavement concrete, slag, zeolite, perlite, compressive strength, structure