The mark consists of the underscored bold block letters "A M R L" above the words "AASHTO Materials Reference Laboratory" all to the right of a large check to the right of the depiction of a curved 2 lane road.
"MATERIALS REFERENCE LABORATORY"
Design plus words, letters, and/or numbers
Color is not claimed as a feature of the mark.
Highways with lines or dividers, Check marks, Letters or words underlined and/or overlined by one or more strokes or lines