Tceq d wastewater exam - Study guides, Class notes & Summaries

Wastewater Study Guide Exam Questions And Answers (Verified And Updated) The name of the State Agency responsible for enforcing pollution control laws in Texas is - a. Texas Water Development Board b. Texas Water Commission c. Texas Section of EPA d. Texas Commission on Environmental Quality e. Texas Water Resource and Conservation Commission - answerD The term pathogenic means - a. Aerobic Bacteria b. Anaerobic Bacteria c. Fecal Matter d. Coliform Bacteria e. Capable of Causing Dis...

Minimum velocity required to keep solids in suspension? - 2ft/sec Minimum required velocity a inverted siphon requires? - 3ft/sec Two most common pipe materials used in the collection system? - Clay & PVC OSHA minimum standards for shoring, sloping, or trench boxes are? - 5ft or deeper If the trench is _____ or deeper, use a portable ladder or other means of exit. - 4ft or deeper The ladder most extend ____ feet above the trench and be secured. - 3ft Ladders must be within ____...

Texas Wastewater A Exam Quuestions and Complete Solutions What is TCEQ doing to control "point source" pollution of the Texas waterways? - Answer: *Permitting of domestic wastewater plants *Permitting of industrial wastewater plants Describe proper design of force main wastewater lines. - Answer: Minimum two fps velocity with the smallest pump operating alone. Minimum four inch diameter pipe with 150 psi rating. What is Standard Dimension Ratio? - Answer: Ratio of outside pipe diamet...

The Wastewater Operator Treatment 2 Final Exam 2024/2025 Liftstations at a treatment plant or those which discharge directly to a treatment plant with an average flow greater than 0.1 MGD shall have three or more pumps or have automatically controlled variable capacity pumps, these pumps should be adjusted to actual flow conditions and controlled to operate so as to: - CORRECT ANSWERMinimize surges in the treatment in the treatment units. In the contact stabilization system of activat...

Basic Wastewater Operations Test Questions and Complete Solutions The "Waters of Texas" include rivers, streams, lakes, bays, estuaries, and groundwater. - Answer: True Sewage must be treated to prevent pollution, oxygen depletion, and excessive nutrients in surface or groundwater. - Answer: False Human and natural activities, organics, inorganics, solids, oxygen depletion, color, bacteria, radiation, and clean fresh water can contaminate water resources. - Answer: False Septic tan...

TCEQ Wastewater (Class D) License Prep Exam Questions and Complete Solutions Minimum velocity required to keep solids in suspension? - Answer: 2ft/sec Minimum required velocity a inverted siphon requires? - Answer: 3ft/sec Two most common pipe materials used in the collection system? - Answer: Clay & PVC OSHA minimum standards for shoring, sloping, or trench boxes are? - Answer: 5ft or deeper If the trench is _____ or deeper, use a portable ladder or other means of exit. - Answer:...

Texas Wastewater Class A Exam Questions With Complete Solutions Seeding of BOD samples is necessary when samples - Correct Answer (All of the above) have a chlorine residual, have a previously been chlorinated, have been subjected to high temperatures, contain high or low pH industrial wastes When is blue-green algae the most dominant on a pond treatment system? - Correct Answer Summer A 30-inch diameter wastewater interceptor is observed to be flowing half-full at about two fps. The ap...

Texas Wastewater Class A Exam Questions With 100% Correct Answers Seeding of BOD samples is necessary when samples - answer(All of the above) have a chlorine residual, have a previously been chlorinated, have been subjected to high temperatures, contain high or low pH industrial wastes When is blue-green algae the most dominant on a pond treatment system? - answerSummer A 30-inch diameter wastewater interceptor is observed to be flowing half-full at about two fps. The approximate volume o...

TEXAS Wastewater Class C Exam - Complete Solutions (Answered) An old, over oxidized sludge at an underloaded plant produces mixed liquor solids that A. settle slowly but produce a clear effluent B. Settle rapidly leaving a turbid supernatant. C. Cannot nitrify but turn septic readily in the final clarifier D. All the above E. None of the above. The Correct operational response to a gently settling sludge which stays in the bottom two feet of the clarifier and produces a clear final effluent is...