Texas Wastewater Treatment Plant Operator Class B Contractor License

The Wastewater Treatment Plant Operator Class B Contractor License grants its holder certification to be knowledgeable of the subjects and activities listed below:

• Recommended minimum process control tests for medium-sized (5.0–10.0 MGD) wastewater treatment facilities
• Selection of appropriate operational data and use of various techniques of solids control to optimize the various treatment processes
• Control of wastewater discharges to the waters of the state
• Creation and implementation of industrial pretreatment plans
• Diagnose of operational problems, and recommendation of solutions by modification of treatment regime or facilities
• Effects of infiltration and inflow and industrial wastes on various collection and treatment processes
• General characteristics of wastewater and its effects on public health and the environment
• Geometric and algebraic math calculations related to wastewater flow, collection, pumping, and treatment
• Interpretation of results of various laboratory tests, and make proper adjustments to treatment processes
• Management theory and techniques as applied in the wastewater utility discipline
• Methods of thickening, dewatering, and stabilization of wastewater sludges
• Prediction of gravity- and pressure-flow phenomena in circular conduits
• Process control of various modes of wastewater treatment
• Relative merits of various sludge treatment and disposal methods and equipment
• Requirements of the TCEQ’s system for waste discharge permits and self-reporting
• Safety practices for wastewater collection and treatment personnel
• Sampling and analysis requirements and procedures for sludges, biosolids, and soil samples
• Design criteria relating to minimum sizes of wastewater collection system components, materials of construction, construction practices, flow velocities, etc
• Solution of both geometric and algebraic problems with extraneous data in problem statement in applications to wastewater flow, pumping, and treatment situations
• Wastewater:

  • Collection system facility components, materials of construction, construction practices, operation, and maintenance
  • Pumps and motors, pumping installations, operation and maintenance
  • Preliminary treatment facilities, operation, and maintenance
  • Monitoring, sampling, testing, analysis, instrumentation, equipment and techniques
• Characteristics of:

  • Chlorination and dechlorination processes and equipment, and alternative methods of disinfection
  • Characteristics of digested biosolids, and methods of disposal or alternative use
  • Characteristics of treated wastewater effluents from secondary processes, methods of disposal or reuse, sampling and testing requirements and procedures for disposal by irrigation or to surface waters of the state
• Operation and maintenance of:

  • Various types of wastewater lagoons and treatment ponds
  • Aerobic and anaerobic sludge-digestion processes
  • Various types of trickling filters and RBC units and modes of activated sludge treatment processes
  • Primary treatment processes and equipment. (Including Imhoff tanks)

How to Get the Wastewater Treatment Plant Operator Class B Contractor’s License in Texas?

1. Satisfy a combination of experience and education requirements:
   • Option 1:
     • A Bachelor's Degree in microbiology, biology, bacteriology, chemistry, engineering, or another similar discipline approved by the TCEQ Executive Director
     • Two and a half years of hands-on experience (at least one-half of the experience in the license's specific field)
   • Option 2:
     • A High School Diploma or General Equivalency Diploma (GED)
     • Five years of work experience, three of which must be hands-on; at least one half of the work experience must be obtained in the specific license’s field
     • Thirty-two semester hours of College or forty additional hours of Approved Training may substitute one year of work experience
     • Sixteen semester hours of College or twenty additional hours of Training for six months of work experience
2. Submit an online Wastewater Operator Application Form and license fee to the TCEQ
3. Register for an exam at your Local TCEQ Regional Office or your Local Computer-Based Testing Center
4. Expect a response from the Texas Commission on Environmental Quality (TCEQ) after the validation of the process

Texas Wastewater Treatment Plant Operator Class B Contractor License Exam Prep Course

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Texas Wastewater Treatment Plant Operator Class B Contractor License Exam

Below is all the information related to the trade exam, including the official reference list. Before candidates are allowed to take the computer-based test, they must first comply with the criteria to receive pre-approval from the Texas Commission on Environmental Quality. After receiving clearance, applicants can take four tests during a one-year approval period (the initial test plus up to three retests) at the Registered Test Center. If the candidate is ineligible to retake the examination, access to the licensing test will not be granted. Depending on the test site, applicants that fail to pass the initial test may retest it once right away but must come back on a different day to attempt the remaining three out of their four chances.

Texas Wastewater Treatment Plant Operator Class B Contractor Trade Exam

• Testing Method: Computer-based; closed book
• Testing Company: TCEQ
• Time Allowed: 3 Hours
• Subjects Involved:
  • Statutes and Rules
  • Permits
  • Design Criteria
  • Safety
  • Laboratory
  • Management
  • General Knowledge
  • Collection
  • Pumping
  • Preliminary Treatment
  • Primary Treatment
  • Ponds
  • Trickling Filters
  • Activated Sludge
  • Process Control
  • Disinfection
  • Sludge Digestion
  • Biosolids Disposal
  • Effluent Disposal
  • Math Problems
• TCEQ Wastewater Treatment Plant Operator Class B Official Content Outline

Texas Wastewater Treatment Plant Operator Class B Contractor Book Set

This set of books includes all required references for the Wastewater Treatment Plant Operator Class B exam. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.

Texas Wastewater Treatment Plant Operator Class B Contractor Exam Books

Book Not Allowed in Testing

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