This is for the experienced bituminous specialist who is qualified to design hot mix asphalt blends. This individual has knowledge of aggregates, bituminous materials, volumetric calculations, GTR and RAP mixes and Florida’s Superpave specification.

All trainees seeking Mix Designer qualification must: (1) Pass the Asphalt Mix Designer written examination (2) First-time qualifiers must possess an active Asphalt Plant Level 1 qualification at the time of taking the Asphalt Mix Designer qualification. (3) Have 90 days experience in asphalt plant operations or asphalt mix testing.

An open book written examination (usually 4 hours). The examinations are electronically graded by the CTQP Administrator. The passing grade for this examination shall be 70%. Two weeks should be allowed for grading and posting of the examination results.