Correlation of fine aggregate imaging shape indices with asphalt mixture performance

E Masad, D Olcott, T White… - Transportation Research …, 2001 - journals.sagepub.com
This study addresses the relationship between fine aggregate shape properties and the
performance of hot-mix asphalt. Aggregate shape was expressed as three independent …

[图书][B] Aggregate tests related to asphalt concrete performance in pavements

PS Kandhal, F Parker - 1998 - books.google.com
Page 1 NATIONAL COOPERATIVE HIGHWAY RESEARCH PROGRAM NCHRP Report 405
Aggregate Tests Related to Asphalt Concrete Performance in Pavements Transportation …

Quantification of coarse aggregate angularity based on image analysis

C Rao, E Tutumluer, IT Kim - Transportation Research …, 2002 - journals.sagepub.com
Aggregate angularity affects the shear strength properties of asphalt concrete and granular
base layers in pavements. It also improves aggregate interlock and load transfer properties …

[图书][B] Characterization of aggregate shape properties using a computer automated system

TM Al Rousan - 2004 - search.proquest.com
Shape, texture, and angularity are among the properties of aggregates that have a
significant effect on the performance of hot-mix asphalt, hydraulic cement concrete, and …

[PDF][PDF] Aggregate shape effects on ballast tamping and railroad track lateral stability

E Tutumluer, H Huang, Y Hashash… - Proceedings of the …, 2006 - Citeseer
Tamping is a common railroad maintenance activity often used to correct railroad profile.
During tamping, tamping arms inserted into the ballast layer raise and loosen aggregates by …

Imaging indices for quantification of shape, angularity, and surface texture of aggregates

CY Kuo, RB Freeman - Transportation research record, 2000 - journals.sagepub.com
Three image indices are presented that characterize aggregates in a hierarchical scheme
involving overall shape (or form), roundness of corners, and particle surface texture. The …

Effect of coarse aggregate morphology on permanent deformation behavior of hot mix asphalt

T Pan, E Tutumluer, SH Carpenter - Journal of transportation …, 2006 - ascelibrary.org
This paper defined a complete set of imaging based indices for different levels of coarse
aggregate morphologies, ie, the flat and elongated (FE) ratio, angularity index (AI), and …

Key technologies and future development trends of intelligent earth-rock dam construction

Y Wang, Y Zhao, B Liu, N Wang… - Journal of Intelligent …, 2023 - ieeexplore.ieee.org
The rapid advancement of information technologies, such as cloud computing, internet of
things (loT), and big data, has significantly enhanced the intelligence level in dam …

[图书][B] Discrete element modeling of railroad ballast using imaging based aggregate morphology characterization

H Huang - 2010 - search.proquest.com
Ballast is an essential layer of the railroad track structure, and provides primarily drainage
and load distribution. In general, ballast aggregates are considered as uniformly graded …

Morphological study of coarse aggregates using image analysis

CY Kuo, RS Rollings, LN Lynch - Journal of materials in civil …, 1998 - ascelibrary.org
A newly developed digital image-analysis method was used to characterize the
morphological characteristics of coarse aggregates. Regression analyses found that the …