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Roads & pavements · 2024

Local Stiffness Assessment of Geogrid-Stabilized Unbound Aggregates in a Large-Scale Testbed

Mingu Kang, Han Wang, Issam I. A. Qamhia, Erol Tutumluer, Jeb S. Tingle

Original research · free full-paper access · authors credited

Research overview

Large-scale testbed measurements found a local stiffness increase of up to 16.2% near the tested geogrid and an influence zone of about 15–25 cm above it. The result is tied to the tested aggregate, aperture sizes and laboratory conditions; it is not a universal pavement-design factor.

Kontain’s reading note. Refer to the original paper for the authors’ full methods, findings and limitations.

Authors
Mingu Kang, Han Wang, Issam I. A. Qamhia, Erol Tutumluer, Jeb S. Tingle
Publication year
2024
DOI
10.3390/app14010352
Access
Full text at the original publisher or institutional repository.
Reuse
CC BY 4.0 ↗

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Topics in this paper

unbound aggregatelocal stiffnessbender elementsresilient moduluslarge-scale testbed

Apply the evidence to your project

Materials, test conditions, exposure and loading matter. Research findings need project-specific assessment before use as design inputs.

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