Class Schedule

• January 12 - 15, 2026 begins @ 10 AM Central (full)TDOT Region 3 Auditorium
• February 9-12, 2026, begins @ 10AM Central (19 seats left)TDOT Region 3 Auditorium

This course provides an overview of Hot Mix Asphalt, mix design and verification testing, and TDOT Mix related specifications.

Who is required to have this course?

• Each mix design submitted by the contractor must be prepared and signed by a certified TDOT Asphalt Mix Design. (TDOT Specification 407.03.C.1)
• TDOT Materials and Tests employees that will be conducting verification testing for mix designs.
• In general this specification is not required for TDOT Operations personnel

Scope of Course

• AASHTO T 2 - Standard Practice for Sampling Aggregates
  
• AASHTO T 11 - Materials Finer than No. 200 Sieve in Mineral Aggregates by Washing.
• AASHTO T 27 - Sieve Analysis of Fine and Coarse Aggregates
• AASHTO T 84 - Specific Gravity and Absorption of Fine Aggregate
• AASHTO T 85 - Specific Gravity and Absorption of Coarse Aggregate
• AASHTO T 166 - Bulk Specific Gravity of Compacted Bituminous Mixtures Using   Saturated Surface-Dry Specimens
• AASHTO T 176 - Plastic Fines in Graded Aggregates and Soils by Use of the Sand Equivalent Test
• AASHTO T 209 - Theoretical Maximum Specific Gravity and Density of Bituminous Paving Mixtures
• AASHTO T 245 - Resistance to Plastic Flow of Bituminous Mixtures Using Marshall Apparatus
• AASHTO T 248 - Reducing Samples of Aggregate to Testing Size
• AASHTO T 304 - Uncompacted Void Content of Fine Aggregate
• AASHTO T 308 - Determining the Asphalt Binder Content of Hot Mix Asphalt (HMA) by the Ignition Method
• AASHTO TP 4 - Standard Method for Preparing and Determining the Density of Hot Mix Asphalt (HMA) Specimens by means of teh Superpave Gyratory Compactor
• ASTM D 4867 - Standard Test Method for Effect of Moisture on Asphalt Concrete Paving Mixture
• ASTM D 4791 - Standard Test Method for Flat Particles, Elongated Particles, or Flat and Elongated Particles in Coarse Aggregate
• TDOT Test Method for Glassy Particles in Slag
• TDOT Test Method for Fractured Face Count for Marshall Mixes
• TDOT Test Method for Loss on Ignition for Surgace Mixes
• TDOT Test Method for Ten Minute Boil Test for Anti-Stripping Dosage Rate

TDOT Employees

• Completion of Hot Mix Asphalt QA/C Level 1 and Level 2
  
• Minimum of 1 year with the Department
• Supervisor's approval and written recommendation that employee is:
  • Has general knowledge of asphalt mix laboratory testing
  • Familiarity with applicable TDOT Standard Specifications
  • Has a need to be certified as an Asphalt Mix Design Technician

Certification Requirement

TDOT will grant a 5 year certification only to those applicants who meet the following requirements:

• Attendance of the 4-Day Course in its entirety
• Successful completion of a 4 hour maximum examination with a passing score of 70% or above. (The exam is OPEN book)
• Successful Lab Demonstration for Regional Materials and Tests Personnel

• February 23-27, 2026 @ 10:00 AM Central. (16 seats left)TDOT Region 3 Auditorium

Below is a list of our current on-line testing options. During registration you will be asked to choose which exam you want to take.

• Hot Mix Asphalt Roadway Technician Recertification - Open Book

The below two courses are being offered to NEW and Recertifying Technicians as well.

• Radiation Safety & Nuclear Gauge Technician (TDOT ONLY) - Open Book
• Nuclear Gauge Technician (CEI) - Open Book

Registration Tips

• Use the Technicians email address during registration.
• Provide the Technicians cell phone number.
• Use the organizations address (not the Technicians).

Payment Tips

• The credit card owner’s information will pre-populate with the Technicians information. If this is incorrect, please overwrite this information. DO NOT USE any punctuation in these fields.
• IMPORTANT!! The address used for the credit card information MUST match the address on the credit card statement. If a different address is used, the card will be denied.

Exam Session Information

A GOVERNMENT ISSUED PHOTO ID IS REQUIRED AND SHALL BE PROVIDED TO THE PROCTOR PRIOR TO RECEIVING ACCESS TO THE EXAM 

You are required to login to the MS Teams Meeting for the entire exam session. The Session will start promptly @ 9 AM Eastern, 8 AM Central.

Late arrivals will not be accommodated.

• July 17, 2025, beginning @ 9 AM Eastern (8 AM Central) (closed)On-Line