If you have already registered your laboratory, please
the 'My Lab' tab, and click 'Request an Assessment Online' to submit an assessment request.
If you have not registered, please complete the Request
Laboratory Registration form. You will then be contacted with an Access Code and Passkey required to 'Register Your Laboratory' for online access to the AMRL website. Please contact us at 240-436-4900 if you encounter any issues during this process.
AASHTO Materials Reference Laboratory. All Rights Reserved.