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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 ...
Effect of Curing Condition on the Strength Evolution of Polyether Polyurethane Concrete
Publisher: ASCE
Abstract: Polyether polyurethane concrete (PPC) is a new type of cold-mixed and cold-paved material. In this study, the strength evaluation mechanism of PPC was systematically investigated through test methods at different scales. ...
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 ...
Evaluation on Moisture Susceptibility of Stone Mastic Polyurethane Concrete
Publisher: ASCE
Abstract: Stone mastic polyurethane concrete (SMPC) is a new pavement material that is mixed at room temperature and has excellent pavement performance. To accurately evaluate the moisture susceptibility of SMPC with varying ...
Laboratory and Field Study of Electroosmosis Dewatering for Pavement Subgrade Soil
Publisher: American Society of Civil Engineers
Abstract: Electroosmosis (EO) is considered a promising technique for reducing water content in soft soils. In this study, a multiscale experiment was conducted to investigate the effectiveness of EO in controlling the water content ...
Accelerated Pavement Testing for Rutting Evaluation of Hot-Mix Asphalt Overlay under High Tire Pressure
Publisher: ASCE
Abstract: This study focused on the rutting characteristics of two typical hot-mix asphalt (HMA) overlays in airfield composite pavement under high tire pressure: asphalt concrete (AC) and stone mastic asphalt (SMA). To fulfill this ...