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Updated: Jun 23, 2026
11:07
Preparation of Aligned Steel Fiber Reinforced Cementitious Composite and Its Flexural Behavior
Published on: June 27, 2018
Effects of Fiber Inclusion on Pervious Concrete: A Multiscale Experimental and Imaging Study.
Demet Yavuz1, Muhammed Serdar Avcı2,3, Harun Alp3
1Faculty of Engineering, Civil Engineering Department, Van Yüzüncü Yıl University, Bardakçı, Van 65080, Turkey.
ACS Omega
|June 22, 2026
Summary
Adding polypropylene fibers significantly enhances the flexural strength and reduces porosity in pervious concrete. Optimal performance was observed with 0.3% fiber content, improving mechanical and hydraulic properties.
Area of Science:
- Civil Engineering
- Materials Science
Background:
- Pervious concrete is vital for low-traffic applications but susceptible to flexural loads.
- Fibers are commonly used to enhance pervious concrete's flexural performance.
Purpose of the Study:
- To investigate the impact of polypropylene fiber content (0.1-0.3%) on pervious concrete's mechanical and hydraulic properties.
- To analyze microstructural changes using Computed Tomography (CT) and scanned sliced samples.
Main Methods:
- Pervious concrete specimens were produced with varying polypropylene fiber dosages.
- Mechanical (splitting tensile, flexural strength) and hydraulic (permeability) properties were evaluated.
- Image analysis techniques (CT, scanned slices) were employed for microstructural assessment.
Main Results:
- 0.3% polypropylene fiber content yielded the highest splitting tensile and flexural strength.
- Fiber addition decreased concrete porosity and permeability coefficients.
- Image analysis results correlated well with volumetric porosity measurements.
Conclusions:
- Polypropylene fibers effectively improve the mechanical strength and reduce porosity of pervious concrete.
- The study provides comprehensive insights into fiber effects on pervious concrete's performance.
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