Effects of particle size and type of aggregate on mechanical properties and environmental safety of unbound road base and subbase materials: A literature review

HN Thai, A Kato, HG Nguyen, TD Nguyen… - Geomate …, 2021 - geomatejournal.com
Unbound graded aggregates are used to construct the base and subbase of road pavement.
The mechanical properties of unbound graded aggregates depend significantly on …

Characterization of compaction and CBR properties of recycled concrete aggregates for unbound road base and subbase materials in Vietnam

HN Thai, TD Nguyen, VT Nguyen, HG Nguyen… - Journal of Material …, 2022 - Springer
Mechanical properties of recycled concrete aggregates (RCA) such as compaction and
California bearing ratio (CBR) are important for application as unbound road base and …

Strength characteristics of crushed gravel and limestone aggregates with up to 12% plastic fines evaluated for pavement base/subbase applications

A Osouli, R Chaulagai, E Tutumluer, H Shoup - Transportation Geotechnics, 2019 - Elsevier
Performance period or life span of a flexible pavement is dependent upon the load carrying
capacity of its base and subbase layers. Pavement strength characteristics influenced by …

Fines inclusion in a crushed limestone unbound aggregate base course material with 25.4-mm maximum particle size

A Osouli, S Salam, E Tutumluer, H Shoup - Transportation Geotechnics, 2017 - Elsevier
Proper characterization of a dense-graded aggregate base/subbase material should include
both quality and strength aspects. Gradation, passing the No. 200 sieve (smaller than 0.075 …

Application of Superpave gyratory compactor for laboratory compaction of unbound granular materials

P Arabali, SI Lee, S Sebesta… - … on Transportation and …, 2018 - ascelibrary.org
Impact hammer compaction has been the most prevalent laboratory method for compaction
of granular materials. Factors such as high variability of strength test results and presence of …

Crushed limestone aggregate strength influenced by gradation, fines content, and dust ratio

S Salam, A Osouli, E Tutumluer - Journal of Transportation …, 2018 - ascelibrary.org
Quality classes of aggregate materials used in unbound base and subbase construction are
quite important for the longevity of highway pavements. Aggregate gradation, fines content …

Results of soaked and unsoaked California bearing rate tests on unbound aggregates with varying amounts of fines and dust ratios

A Osouli, S Salam, G Othmanawny… - Transportation …, 2017 - journals.sagepub.com
Unbound aggregate base and subbase courses consist of coarse-grained materials with
limited percentages of fines (ie, passing the No. 200 sieve) allowed. The fines are mineral …

Effects of quantity and plasticity of fine particles on the workability and resilient behaviour of aggregate-soil mixtures for granular pavement layers

M Bassani, PP Riviera, L Tefa… - Road Materials and …, 2021 - Taylor & Francis
The paper presents the results of a laboratory investigation seeking to quantify the effects of
fine quantity and type on the workability and resilient response of aggregate-fine soil …

Properties of aggregate fines influencing modulus and deformation behaviour of unbound aggregates

A Osouli, P Adhikari, E Tutumluer… - International Journal of …, 2021 - Taylor & Francis
Unbound aggregate base and subbase layers distribute traffic induced wheel loads in a
pavement and protect the weak subgrade. In this study, effects of plasticity index (PI), fines …

Effect of gradation, compaction and water content on crushed waste rocks strength

A Laverdière, S Hao, T Pabst… - Road Materials and …, 2023 - Taylor & Francis
We reduced the size of the abstract to 170 words, but we cannot go lower without loosing
meaning. We hope it will be ok like this--> Open-pit mining operations generate large …