Class Schedule

The TDOT Concrete Mix Design Technician is an individual who is responsible for performing all necessary tests and calculations to submit concrete mix designs for approval.

Scope of Course

The program requires a working knowledge of the following:

• Basic Concrete Ingredients
• AASHTO R 39/ASTM C192 - Making and Curing Concrete Test Sepcimens in the Laboratory
• AASHTO T 22/ASTM C39 - Compressive Strength of Cylindrical Concrete Sepcimens

Prerequisites

• Successful Completion of Concrete Field Testing Technician Course
• Successful Completion of Concrete Plant Quality Control Technician Course
• Advanced understanding of concrete testing, placement, inspection, and quality control
• Advance knowledge of applicable TDOT Standard Specifictaions, Supplemental Specifications, Special Provisions, and Standard Operating Procedures
• Capable of performing basic mathematic operations (addition, subtraction, multiplication, division, percertages, etc.)

Certification Requirements

1. TDOT will grant certification to those applicants who have a passing grade on the written examination. The exam is "Closed Book" and a minimum score of 70% or above is required.
2. Recertification is necessary every five (5) years and requiresthat the technician attend the class and successfully complete the written examination.

• Wednesday, December 6, 2023 from 8:00 AM to 4:30 PM (full)TDOT Region 3 Auditorium

The TDOT Concrete Plant Quality Control Technician is an individual who is responsible for performing all sampling, testing, and inspection for process control at the concrete plant.

Scope of Course

The program requires a working knowledge of the following:

• AASHTO T 2/ASTM D75 - Sampling of Aggregates
• AASHTO R 76/ASTM C702 - Reducing Samples of Aggregate to Testing Size
• AASHTO T 255/ASTM C566 - Total Evaporable Moisture Content of Aggregate by Drying
• AASHTO T 11/ASTM C117 - Materials Finer than 75-mm (No.200) Sieve in Mineral Aggregates by Washing
• AASHTO T 27/ASTM C136 - Sieve Analysis of Fine and Coarse Aggregates

Prerequistes

• Successful complete of Concrete Field Testing Technician Course
• Advanced understanding of concrete testing, placement, and inspection
• Advance knowledge of applicable TDOT Standard Sepcifications, Supplemental Specifications, Special Provisions, and Standard Operating Procedures
• Capable of performing basic mathematic operations (for example; addition, subtraction, multiplication, division, percentages, etc.)

Certification Requirements

1. TDOT will grant certification to those applicants who have a passing grade on the written examination. Tjhe exam is "Closed Book" and a minimum score of 70% or above is required.
   
2. Recertification is necessary every five (5) years and requires the technician attend the class and successfully complete the written examination.

• Tuesday, December 5, 2023 from 8:00 AM to 4:30 PM (full)TDOT Region 3 Auditorium
• Thursday, December 7, 2023 from 8:00 AM to 4:30 PM (full)TDOT Region 3 Auditorium

• Monday, January 22, 2024 beginning @ 10 am - Thursday, January 25, 2024 (full)TDOT Region 3 Auditorium
• Monday, February 12 beginning @ 10 am - Thursday, February 15, 2024 (full)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

• Monday, February 26, 2024 beginning @ 10 am - Friday, March 1, 2024 (7 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

** 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 may not be accommodated.

• December 7, 2023 @ 9AM Eastern, 8AM Central (full)On-Line