The SB202 Mix Design Specialist certification is a one-day certification course that certifies an individual’s ability to properly sample and test soils and flexible base compressive strength properties in accordance with TxDOT Test Procedures.
Pre-Requisite
A current SB101 and SB201 certificate is required to participate in this class.
Training
The SB202 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.
Certification
View the SB202 Certification Schedule
There is no demonstration or training; individuals must come prepared to pass examinations of associated test procedures through demonstration, verbal and practical methods.
SB202 Compressive Strength Specialists are required to re-certify every three years by attending a one-day certification course.
If certification expires, the specialist may not perform any SB202 responsibilities on a TxDOT project.
Federally Mandated Annual Proficiency
The Texas Department of Transportation requires all SB202 Strength Specialists to participate in an Annual Proficiency Program. Participation in this program is MANDATORY. Failure to participate will result in inactive certification.
To learn more about the proficiency program, click here.
Test Procedures
The below test procedures are covered in SB202. Starred procedures indicate hands-on requirement for certification.*
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