Intelligent Compaction for Soils and Subbase Materials – US DOT FHWA (US Department of Transport Federal Highway Authority) – Transportation Pooled Fund Program Summary
- Author: George Chang and Qinwu Xu
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Compaction equipment and field tests are now available that can measure the properties used to design pavements and predict performance.
LWDs and DCPs can be used during construction quality assurance to efficiently verify design target values.
Several options exist to quantify moisture and more field measurement devices are coming.
The time is now to accelerate implementation of performance based quality assurance so that our investments are well spent.