Septic tank - Study guides, Class notes & Summaries

Wastewater Treatment Operator Certification Test 2 final study guide 2024/2025 What is the typical BOD removal efficiency in a primary clarifier? A) 10 to 15% B) 40 to 60% C) 20 to 50% D) 95 to 99% C) 20 to 50% (v.1 pg 129) What does the "F" in F/M ratio represent? A) The microorganism population in the aeration tank B) The amount of filamentous bacteria in the activated sludge process C) The MLVSS in the aeration tank D) The food for the microorganisms flowing into the aera...

Final disposal of sludge may include all of the following except Choose one answer. a. composting b. sanitary landfill c. land application d. vegetable garden dumping - ANSWER-d. vegetable garden dumping A watertight tank designed to slow down the movement of raw sewage and wastes passing through to the soils is known as a Choose one answer. a. pit privy b. spring house c. septic tank d. grease trap - ANSWER-c. septic tank Sludge and scum accumulation, and ...

OSSF DR TEST PRACTICE QUESTIONS WITH 100% CORRECT ANSWERS _______ and ________ soil textural classes are always unsuitable for standard absorptive OSSF - Correct Answer ️️ -class IA and IV List each of the major soil horizons - Correct Answer ️️ -surface soil A, surface soil B, and parent material _____________ is a term describing the ability of water to migrate through a soil profile under either _________ or __________ conditions. - Correct Answer ️️ -Hydraulic conductivit...

WWW-305 OSSF Designated Representative Module 2: Basic OSSF Math Review 100% Pass 2.5 feet A trench measures 30 inches wide. How wide is the trench in feet? 0.46 acres The area of a lot is 20,076 square feet. What is the area of this lot in acres? 231.88 or 232 gallons A septic tank has a working volume of 31 cubic feet. How many gallons does this septic tank hold? 15.9 or 16 cubic yards A trench requires 430 cubic feet of gravel. How many cubic yards must be purchased? ...

Septic tanks are required to have all seams and drain holes sealed to make water tight. - Answer true all pretreatment units + distribution boxes are required to have KY approval numbers on them - Answer true equal-flow type distribution boxes may be installed on tamped sand or gravel - Answer true highest hole in hill side box does not have to be connected to inlet pipe - Answer false all distribution boxes shall be installed level - Answer true certified installer...

©BRAINBARTER 2024/2025 Study Guide California Designated Operator ( 16). Exam Questions With Verified Answers The following are not "underground storage tanks" - answer1. A farm Tank 2. A heating oil tank 3. A hydraulic lift tank 4. A liquefied petroleum gas tank 5. A septic tank 6. A sump, pit, pond or lagoon 7. A wastewater treatment tanks except if it is part of a UST system 8. A pipeline located in a refinery except if it is connected to an underground storage tank 9. A storm w...

What is the slowest pool filter? correct answer: Cartridge You see dumpster overflowing with food, what should you communicate to the owner as the biggest concern? correct answer: Breeding areas/rodents Flies A chef prepares sandwiches with cold cut meats for a catering event, how soon should they be eaten after preparation? correct answer: 4 hrs (unless mentions staying under 70F after 4 hours then it is 6 hours or mentions something about cooling 6 hrs) Stream pollution with nitro...

DaVita - PCT Study GuideChlorine/Chloramine testing: - correct answer When: R/O runs 15 mins before patient shift every 4 hours Where: After Primary carbon tank sample port Acceptable result: Less than or equal to 0.1 mg/L Action if results are too high post primary tank: Repeat the test Define the term AKI - correct answer - Term incorporates a wide spectrum of kidney issues - Includes acute kidney failure as well as less catastrophic kidney function changes - May dialyze in an out-pati...

Cartridge - ANSWER-What is the slowest pool filter? Breeding areas/rodents Flies - ANSWER-You see dumpster overflowing with food, what should you communicate to the owner as the biggest concern? 4 hrs (unless mentions staying under 70F after 4 hours then it is 6 hours or mentions something about cooling 6 hrs) - ANSWER-A chef prepares sandwiches with cold cut meats for a catering event, how soon should they be eaten after preparation? Fish, Ecosystems - ANSWER-Stream pollution with nit...

Cartridge - Answer- What is the slowest pool filter? Breeding areas/rodents Flies - Answer- You see dumpster overflowing with food, what should you communicate to the owner as the biggest concern? 4 hrs (unless mentions staying under 70F after 4 hours then it is 6 hours or mentions something about cooling 6 hrs) - Answer- A chef prepares sandwiches with cold cut meats for a catering event, how soon should they be eaten after preparation? Fish, Ecosystems - Answer- Stream pollution with...