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Quarter Inch Specification


Maintenance - Project No: ECMS E03718 WO 1

 Anticipated Outcomes
    1. Suggest a range of aggregate sizes than can be obtained in Pennsylvania for use in Seal Coats.
    2. Throughly review and monitor the placement of this aggregate in actual field conditions.
    3. Gain approval of this product by the seal coat and aggregate industry.
    4. Implement this specification in the PUB 447 and reach out to municipal governments with information and education on its proper use. 
​PennDOT Technical Advisor:
​Tom Welker
Project Duration:
5/22/18 - 10/11/21
Research Contractor:
​Pennsylvania State University
Principal Investigator:
Mansour Solaimanian
Project Cost: