Investigation on the mechanical properties of concrete utilizing cattle manure ash as partial replacement for cement

Date of Publication

2017

Document Type

Bachelor's Thesis

Degree Name

Bachelor of Science in Civil Engineering with Spec in Construction Technology & Management

Subject Categories

Civil Engineering | Construction Engineering and Management

College

Gokongwei College of Engineering

Department/Unit

Civil Engineering

Thesis Adviser

Cheryl Lyne C. Roxas

Defense Panel Chair

Ronaldo S. Gallardo

Defense Panel Member

Joseph Berlin P. Juanzon
Kristian Lawrence V. Caringal

Abstract/Summary

The high demand for concrete in the construction industry continues to leave problems of carbon footprint, sustainable concrete in the future and other environmental concerns. Thus, greener alternatives are needed in order to address these problems.

This study is about the use of cow manure ash as a partial substitute for cement in a concrete mix. It is mainly an investigation on the mechanical properties of concrete incorporated with cow manure ash, at 0, 10%, 20% and 30%, specifically the compressive strength, split-tensile strength, and flexural strength. Data obtained from the tests were examined and analyzed to determine if the concrete can be used for major construction purposes. Concrete with 10% replacement of manure ash was found to still show relatively high strength in all tests conducted with a 28th day average value of 30.19 MPa which is higher compared to the control specimen, while the concrete with 20% replacement still possessed an acceptable 28th day compressive strength value of 21.27 MPa, and may only be recommended for residential structures.

With this study, the researchers aim to pave way to greener and economical alternatives that can be utilized in the production of concrete and motivate other researchers to conduct further studies on the utilization of waste and recycled materials.

Abstract Format

html

Language

English

Format

Print

Accession Number

TU21579

Shelf Location

Archives, The Learning Commons, 12F, Henry Sy Sr. Hall

Physical Description

xii, 167 leaves: illustrations (some colored); 30 cm.

Keywords

Cement; Concrete products; Building materials

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