Cover Image

Investigating the polishing resistance of granite and microtonalite with different combination ratio

Skid resistance is the most critical performance parameters for flexible pavements as it has crucial impact on the safety of the traveling public. It. is a measure of the resistance of pavement surface to sliding or skidding of the vehicle. It depends on different factors including the microtexture...

Full description

Saved in:
Bibliographic Details
Main Author: Tang, Sing Yun
Format: Final Year Project Report
Language:English
Published: Universiti Malaysia Sarawak, (UNIMAS) 2020
Subjects:
TJ Mechanical engineering and machinery
Online Access:http://ir.unimas.my/id/eprint/36729/2/TANG%20SING%20YUN%20%28fulltext%29.pdf
http://ir.unimas.my/id/eprint/36729/
Tags: Add Tag
No Tags, Be the first to tag this record!
id my.unimas.ir.36729
record_format eprints
spelling my.unimas.ir.367292024-03-18T07:06:29Z http://ir.unimas.my/id/eprint/36729/ Investigating the polishing resistance of granite and microtonalite with different combination ratio Tang, Sing Yun TJ Mechanical engineering and machinery Skid resistance is the most critical performance parameters for flexible pavements as it has crucial impact on the safety of the traveling public. It. is a measure of the resistance of pavement surface to sliding or skidding of the vehicle. It depends on different factors including the microtexture and macrotexture of the pavement surface. Standard aggregate such as granite are commonly used in pavement and make up around 75-80% by volume of asphalt concrete (AC) or 90-95% by weight of AC. Sarawak currently has several road constructions projects which requires the extensive used of granite aggregates. Due to the limitation of granite aggregates, importation of these materials has increased the transportation cost hence increased in construction overall cost. Therefore, to reduce the dependency of granite aggregates, potential used of locally available aggregate such as microtonalite aggregates, were investigated. The research involved evaluating the physical and mechanical properties of granite and microtonalite aggregate, determining control PSV values and modified skid samples throughout the polishing test, as well as comparing the properties and polishing resistance of both skid sample types to JKR standard and BS standard. The PSV values were further compared to standards or requirements suggested by the Transport and Road Research Laboratory (TRRL). Physical and mechanical properties testing of aggregates was carried out in accordance with BS standards and ASTM standards to investigate the suitability of microtonalite to replace granite in flexible pavement construction. Based on the tests conducted, the physical and mechanical properties of granite and microtonalite met the minimum requirements set out in the JKR and BS standard requirements. It is therefore concluded that the use of microtonalite as aggregate combination replacement has the potential use for the minor roads or low volume roads. Universiti Malaysia Sarawak, (UNIMAS) 2020 Final Year Project Report NonPeerReviewed text en http://ir.unimas.my/id/eprint/36729/2/TANG%20SING%20YUN%20%28fulltext%29.pdf Tang, Sing Yun (2020) Investigating the polishing resistance of granite and microtonalite with different combination ratio. [Final Year Project Report] (Unpublished)
institution Universiti Malaysia Sarawak
building Centre for Academic Information Services (CAIS)
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Malaysia Sarawak
content_source UNIMAS Institutional Repository
url_provider http://ir.unimas.my/
language English
topic TJ Mechanical engineering and machinery
spellingShingle TJ Mechanical engineering and machinery
Tang, Sing Yun
Investigating the polishing resistance of granite and microtonalite with different combination ratio
description Skid resistance is the most critical performance parameters for flexible pavements as it has crucial impact on the safety of the traveling public. It. is a measure of the resistance of pavement surface to sliding or skidding of the vehicle. It depends on different factors including the microtexture and macrotexture of the pavement surface. Standard aggregate such as granite are commonly used in pavement and make up around 75-80% by volume of asphalt concrete (AC) or 90-95% by weight of AC. Sarawak currently has several road constructions projects which requires the extensive used of granite aggregates. Due to the limitation of granite aggregates, importation of these materials has increased the transportation cost hence increased in construction overall cost. Therefore, to reduce the dependency of granite aggregates, potential used of locally available aggregate such as microtonalite aggregates, were investigated. The research involved evaluating the physical and mechanical properties of granite and microtonalite aggregate, determining control PSV values and modified skid samples throughout the polishing test, as well as comparing the properties and polishing resistance of both skid sample types to JKR standard and BS standard. The PSV values were further compared to standards or requirements suggested by the Transport and Road Research Laboratory (TRRL). Physical and mechanical properties testing of aggregates was carried out in accordance with BS standards and ASTM standards to investigate the suitability of microtonalite to replace granite in flexible pavement construction. Based on the tests conducted, the physical and mechanical properties of granite and microtonalite met the minimum requirements set out in the JKR and BS standard requirements. It is therefore concluded that the use of microtonalite as aggregate combination replacement has the potential use for the minor roads or low volume roads.
format Final Year Project Report
author Tang, Sing Yun
author_facet Tang, Sing Yun
author_sort Tang, Sing Yun
title Investigating the polishing resistance of granite and microtonalite with different combination ratio
title_short Investigating the polishing resistance of granite and microtonalite with different combination ratio
title_full Investigating the polishing resistance of granite and microtonalite with different combination ratio
title_fullStr Investigating the polishing resistance of granite and microtonalite with different combination ratio
title_full_unstemmed Investigating the polishing resistance of granite and microtonalite with different combination ratio
title_sort investigating the polishing resistance of granite and microtonalite with different combination ratio
publisher Universiti Malaysia Sarawak, (UNIMAS)
publishDate 2020
url http://ir.unimas.my/id/eprint/36729/2/TANG%20SING%20YUN%20%28fulltext%29.pdf
http://ir.unimas.my/id/eprint/36729/
_version_ 1794644145394941952
score 13.211869

Similar Items