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A Multitask Fusion Network for Region-Level and Pixel-Level Pavement Distress Detection
Publisher: ASCE
Abstract: With the development of state-of-the-art algorithms, pavement distress can already be detected automatically. However, most pavement distress detection is currently implemented as a single task, either at the region level ...
Influence of Aggregate Gradation on the Compactability of Asphalt Mixtures Utilizing Locking Point
Publisher: ASCE
Abstract: Aggregate gradation is crucial for the performance of asphalt mixtures. However, the adequate mix design must include the compromise between performance and workability. This study used two compaction methods: the impact ...
Evaluating Asphalt Mix Ingredients by Moisture Susceptibility: The Development of a New Modified Boiling Test Procedure Based on Digital Imaging
Publisher: ASCE
Abstract: The modified boiling test based on image processing has gained significant attention in recent years, aimed at replacing subjective visual observation with an objective measurement. However, there are still some unsolved ...
Relationship between Fatigue Condition of Asphalt Pavements and Deflection Lag from Traffic Speed Deflectometer
Publisher: American Society of Civil Engineers
Abstract: The phase angle is a good indicator of the current fatigue condition of asphalt concrete (AC) layers, but estimating phase angles from drilled core samples is destructive, expensive, and unsuitable for large-scale applications. ...
A SmartRock-Based Method for Determining the Gyratory Compaction Locking Point of Asphalt Mixture
Publisher: American Society of Civil Engineers
Abstract: Compaction is a critical step in the construction of an asphalt mixture. To effectively compact an asphalt mixture, the locking point, which identifies the effective compaction, was introduced based on the change in volumes ...
Quantitative Evaluation of Microtexture Frictional Properties of Aggregates and Reclaimed Asphalt Pavement
Publisher: American Society of Civil Engineers
Abstract: The frictional properties of aggregates play a significant role in determining pavement skid resistance. To preserve natural aggregates, reclaimed asphalt pavement (RAP) has been widely used for decades. However, its use ...
Laboratory Investigation of Critical Factors Affecting Geogrid Reinforcement on Aggregate Base Using Loaded Wheel Tester
Publisher: ASCE
Abstract: A modified loaded wheel tester, asphalt pavement analyzer (APA), was employed to evaluate the reinforcement effect of geogrids on unbound granular base course materials by applying simulated repeated wheel loads on the ...