Modulus-Based Construction Specification for Compaction of Earthwork and Unbound Aggregate – Final Report - Transportation Research Board – NCHRP Project 10-84 – Nazarian et al – Aug 2014
- Date: August 2014
- Author: Soheil Nazarian, PhD, PE, Mehran Mazari, PhD, and Imad Abdallah, PhD, Anand J. Puppala, PhD, PE, Louay N. Mohammad, PhD and Murad Y Abu-Farsakh, PhD
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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.
