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"“…if you do everything that the AASHTO accreditation requires you to do, if you execute all of the requirements of [AASHTO re:source], you will have a well-run laboratory."

Florida Department of Transportation

Tim Ruelke, P.E., Director, Office of Materials

55+ years of experience
PSP participants
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accredited labs


Changes to AASHTO re:source Services Due to COVID-19

Mar 13, 2020

Please visit the COVID-19 Announcement page for the most recent updates on how this situation is impacting our services.

The health and safety of our customers, staff, and communities are of utmost importance to AASHTO.  After careful consideration, the following changes will be made to our programs effective Monday, March 16, 2020.

On-Site Assessments
All on-site laboratory assessments are suspended until further notice.  Customers who currently have assessments scheduled will receive a phone call from our office to confirm receipt of this message.  We will continue to monitor the situation to determine when we can resume on-site assessments.  Questions regarding your upcoming assessment can be directed to Laboratory Assessment Program Manager, Maria Knake at mknake@aashtoresource.org or 240-436-4804.

AASHTO Accreditation
The AASHTO Accreditation Program will add 30 days to the deadlines of any open accreditation events.  Questions regarding how this further impacts your laboratory’s accreditation can be directed to AASHTO Accreditation Program Manager, Brian Johnson at bjohnson@aashtoresource.org or 240-436-4820.

Proficiency Samples
The deadlines for submitting data for the following proficiency samples have been extended for 28 days:

  • Fine Aggregate 207/208: April 24, 2020
  • Soil Classification and Compaction 181/182: May 14, 2020
  • Viscosity Graded Asphalt Cement 259/260: May 21, 2020
  • Performance Graded Asphalt Binder 259/260: May 28, 2020

Specific questions regarding these changes can be directed to Proficiency Sample Program Manager, John Malusky at jmalusky@aashtoresource.org or 240-436-4825.

2020 AASHTO re:source Technical Exchange (March 23-26)
This event has been canceled. More details can be found on the event site. 

Future Actions
AASHTO will continue to monitor this situation closely and will update customers with any further changes to our services.  Please contact AASHTO re:source Manager, Bob Lutz at rlutz@aashtresource.org or 240-436-4801 or CMRL Director, Steve Lenker at slenker@aashtoresource.org or 240-436-4770 with any questions or concerns.

Thank you for your support and understanding as we navigate this fluid and multi-faceted situation.