Wastewater (wastewater)

The Wastewater Treatment B Test Questions And Answers All Verified 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: - ANS Minimize surges in the treatment in the treatment units. In the contact stabilization system of activa...

Texas Wastewater A Exam Questions And Answers All Verified What is TCEQ doing to control "point source" pollution of the Texas waterways? - ANS *Permitting of domestic wastewater plants *Permitting of industrial wastewater plants Describe proper design of force main wastewater lines. - ANS Minimum two fps velocity with the smallest pump operating alone. Minimum four inch diameter pipe with 150 psi rating. What is the Standard Dimension Ratio? - ANS Ratio of outside pipe dia...

Wastewater Study Guide Exam Questions And Answers 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 - ANS D The term pathogenic means - a. Aerobic Bacteria b. Anaerobic Bacteria c. Fecal Matter d. Coliform Bacteria e. Capable of Causing Disease - A...

tx wwtp b license Exam Questions And Answers each person contributes about _______ pounds of BOD daily - ANS 0.17 a ladder must be within ______ feet of anyone in a trench - ANS 25 Examples of point source discharges include which of the following - ANS Municipal, industrial, and agricultural wastewater treatment facilities Protecting Texas water from contamination requires which of the following of wastewater - ANS Collection and transportation to treatment, treatment tha...

Wastewater B Test Exam Questions And Answers Percent of volatile solids normally in sludge - ANS 70-80% D.O. levels in a primary clarifier - ANS 0.5-1.0 MG/L Why are precautionary measures needed around an aeration basin? - ANS undertow and turbulence O.S.H.A. approved trench - ANS narrow excavation in which the depth is greater than the width; the width must be less than 15 feet What causes bulking? - ANS 1. Excessive hydraulic loading, 2. Solids not promptly re...

Texas Wastewater B Exam Questions And Answers Primary Clarifiers - ANS In an activated sludge treatment system, primary treatment processes include the: Removal of Inorganic material from grit - ANS In a washing grit remover, the grit is moved slowly by screw conveyors up an inclined channel in order to? 90% or above - ANS An efficient primary clarifier is expected to remove ? of the influent settleable solids. Adequate DO at surface at all times - ANS Proper operation o...

Wastewater Class B Texas Exam Questions And Answers The name of the State Agency responsible for enforcing pollution control laws in Texas - ANS Texas Commission of Environmental Quality The term pathogenic means - ANS Capable of causing disease The minimum separation between sewer lines and potable water lines is - ANS 9 feet A licensed wastewater operator is a professional - ANS consistently does best job possible, practices personal safety, strives to improve job kn...

Wastewater/Practice exam questions with correct answers