MGD Study guides, Class notes & Summaries

WasteWater Operator class C exam practice review questions with answers When Chlorine is combined with water what type of pipe should be used? A. Ductile iron B. Asbestos concrete C. PVC D. Carbon Steel - ANS C. PVC A good settling sludge would consist of what type of protozoa? A. Rotifers and nematodes B. Amoebas and Flagellates C. Stalked ciliates and mastagoria D. Free swimmers and stalk ciliates - ANS D. Free swimmers and stalk ciliates What is Phenolphylein use...

Alabama Wastewater Collection Grade 1 C Exam Questions With Verified Solutions A flow of 60 gph is equal to? a. 1 mgd b. 1mg/L c. 10 gpm d. 1 gpm - ANS d. 1 gpm (60 gph / 60 min/hr ) The slope of a sewer is measured by a. The difference from the crown to the invert b. The difference in invert elevations over the length of the pipe c. Using the diameter of the pipe d. Only entering the manhole - ANS b. The difference in invert elevation over the length of t...

NHA Medical Terminology - Abbreviations- CCMA A- mgdl

What is TCEQ doing to control "point source" pollution of the Texas waterways? *Permitting of domestic wastewater plants *Permitting of industrial wastewater plants Describe proper design of force main wastewater lines. Minimum two fps velocity with the smallest pump operating alone. Minimum four inch diameter pipe with 150 psi rating. What is Standard Dimension Ratio? Ratio of outside pipe diameter (OD) to wall thickness (PVC) Describe proper design of gravity wastewa...

PAC 1 Test Questions & Answers Most water sources are classified as: a) Clean or dirty b) Hot or cold c) Surface or well d) Acidic or alkaline - c) Surface or well Fe++, Mg++ are known as: a) divalent anions b) divalent cations c) reactive atoms d) molecules - b) divalent cations How many pounds of product are needed to make 300 gallons of a 1% solution (weight to weight) of an Ondeo Nalco product that has a density of 9.4#/gal? a) 22.1 b) 25 c) 28.2 d) 235 - b) 25 ...

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...

Grade 1 Water Distribution Multiple Choice Questions and Answers Updated Which agency sets legal limits on the concentration levels of harmful contaminants in potable water distributed to customers? a. National Primary Drinking Water Regulations Agency b. US EPA c. US Public Health Service d. Occupational Health and Safety Administration - B The number of monthly distribution system bacteriological samples required is a. based on the water withdrawal permit limit b. based on the syst...

What is PPE Category 1? - Answer-Arc-Rated clothing, Minimum Arc Rating of Arc 4 cal/cm2 arc-rated long sleeve shirt and pants or overall Parshall Flume Measurement point? 1.2 FT Water Height 20.8xH at measurement point - AnswerPossible answer:72,607 MGD Absoulte Pressure Gauge? What is True? - Answer-Possible answer: Read more accurate or 14.7 PSI higher Flow meter that uses electrodes is? - Answer-Magnetic Flow Meters What is the resister color code : Orange, White,Silver,Gold Band - Ans...

Surface water runoff, storm water, sanitary and industrial. - CORRECT ANS A collection system that is called "combined" may carry this kind of wastewater: 2 - CORRECT ANS The flow in a collection system should be a minimum of ____ feet per second (FPS)? Solids will settle. - CORRECT ANS What will happen if the flow is too slow in a collection system? Odors, Corrosion, Hydrogen Sulfide Gas (all of the above) - CORRECT ANS A short detention time in the collection system will help prevent wh...

WASTEWATER FORCE MAIN PRESSURE RATING IS. A. 75 B. 100 C. 125 D. 150 E. 200 Correct Answer D. 150 THE MOST CRITICAL FACTORS OF THE FINAL GRADE OF A GRAVITY WASTEWATER PIPE SHOULD BE? A. ALIGNMENT B. CHOICE OF PIPE MATERIALS C. CHOICE OF LEVELING EQUIPMENT D. CHOICE OF EXCAVATING EQUIPMENT E. CHOICE OF PIPE BEDDING Correct Answer E. CHOICE OF PIPE BEDDING SETTING GOALS WORKS BEST WHEN? A. ACCOMPANIED BY AN ACTION PLAN B. DEVELOPED BY MANAGER C. DEVELOPED BY EMPLOYEE C...