Level 1B Level 1B is a one-day certification course that certifies an individual’s ability to properly monitor and conduct Quality Control / Quality Assurance testing for the placement of asphaltic mixes on the roadway 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-207-F, Determining Density of Compacted Bituminous Mixtures (Parts 3,4 & 5) (January 2020) Tex-222-F, Sampling Bituminous Mixtures (January 2016) Tex-225-F, Random Selection of Bituminous Mixture Samples (Part 2)(August 2016) Tex-244-F, Thermal Profile of Hot Mix Asphalt (December 2015) Tex-246-F, Permeability of Water Flow of Hot Mix Asphalt (November 2009) 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) Re-certification Level 1B Roadway Specialist 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 1B responsibilities on a TxDOT project. Training Class The Level 1B 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.