tx wwtp b license Exam Questions And Answers

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 that removes contaminants, processing and disposal of solids Which of the following are normal operator controls of activated sludge process - ANS RAS, WAS, DO Ponding on a trickling filter is caused by which of the following - ANS Excessive zoogleal growth, Improper media , Poor primary treatment Organic loading is the pounds per day of _______ per acre feet or 1000 cubic feet of media - ANS BOD An ultrasonic flow monitoring device works on the principle of _______ - ANS sonar The primary causes of waste water stoppages are _________ - ANS Roots and grease What is the range of the ph scale - ANS 0-14 When an accidental discharge, bypass, or spill occurs, the discharger must notify TCEQ within how long - ANS 24 hours An administrative penalty for discharging violations can be up to ______ per day - ANS $25000 When chlorine is used, the effective disinfectant is __________ - ANS HOCL one surface acre of ponds provides treatment for how many people - ANS 300 Examples of waterborne pathogens are - ANS Typhoid, cholera, and dysentery