Level 1A Level 1A Certification is a one-day certification course that certifies an individual’s ability to test hot mix asphalt produced at the plant in accordance with TxDOT Test Procedures and Specifications. There is no demonstration or training; individuals must come prepared to pass both a written and practical examination. Test Procedures covered: Click on link to view test procedure: Tex-200-F, Sieve Analysis of Fine and Coarse Aggregates (Parts 1 & 2) (January 2020) Tex- 204-F, Design of Bituminous Mixtures (VMA Calculation Only) (August 2016) Tex-206-F, Compacting Specimens using the Texas Gyratory Press (Part 1) (July 2019) Tex-207-F, Determining Density of Compacted Bituminous Mixtures (Parts 1, 6 and 8) (January 2020) Tex-212-F, Determining Moisture Content of Bituminous Mixtures (Part 2) (March 2016) Tex-221-F, Sampling Aggregate for Bituminous Mixtures, Surface Treatments and LRA (January 2018) Tex-222-F, Sampling Bituminous Mixtures (January 2016) Tex-225-F Random Selection of Bituminous Mixture Samples (Part 1) (August 2016) Tex-226-F Indirect Tensile Strength Test (July 2019) Tex-227-F Theoretical Maximum Specific Gravity of Bituminous Mixtures (Part 2) (July 2019) Tex-233-F Preparing Control Charts for Asphaltic Concrete Paving Projects (October 2016) Tex-235-F ProcedureTex-235-F Determining Draindown Characteristics in Bituminous Mixtures (February 2016) Tex-236-F Determining Asphalt Content from the Asphalt Paving Mixtures by Ignition Method (Part 1) (July 2019) Tex-241-F Superpave Gyratory Compacting of Test Specimens of Bituminous Mixtures (July 2019) Tex-242-F Hamburg Wheel-Tracking Test (July 2019) Tex-245-F Cantabro Loss (July 2019) Tex-251-F Obtaining and Trimming Cores of Bituminous Mixtures (November 2019) Tex-500-C Sampling Bituminous Materials, Pre-molded Joint Fillers and Joint Sealers (Part 1, 2, 3 & 9) (July 2019) Tex-530-C Effect of Water on Bituminous Paving Mixtures (August 2008) Re-certification Level 1A Plant Production Specialists are required to re-certify every three years by attending a one-day certification course. Specialist can re-certify up to one year prior to the expiration date. If certification expires the specialist may not perform any Level 1A responsibilities on a TxDOT project. If Level 1A certification expires and the Specialist is Level 2 certified the Level 2 certification will also be inactive. Level 1A Exempt All Level 1A Specialists that hold certification for nine (9) consecutive years will be classified as Level 1A Exempt. As a Level 1A Exempt Specialist re-certification is no longer required. The Specialist is, however, required to participate in the federally mandated annual proficiency program. NOTE: In order to become exempt individuals must call the Hot Mix Asphalt Center to request re-classification as Exempt. Training Class The Level 1A Training classes will be three-days in length and focus on providing a basic understanding and knowledge of the TxDOT Test Procedures and Specifications. These classes are not pre-requisites to any certification class and participants will not earn certification. Federally Mandated Annual Proficiency The Texas Department of Transportation requires all Level 1A Specialist to participate in an Annual Proficiency Program. Participation in this program is MANDATORY. Failure to participate will result in certification revocation. To learn more about the proficiency program, click here.