Submersible - Study guides, Class notes & Summaries

Why should the pumps in a lift station not start and stop frequently? Pump in a lift station should not start and stop frequently because frequent motor starts cause excessive wear on equipment and may cause surges in the Wastewater flow. Also, frequent starting will increase power cost. What problems develop in a wet well that is too large? If a wet well is too large, solids will tend to accumulate on the bottom because the wet well will be acting as a settling tank, accumulated solids...

ACT Remove wet ceiling tile & drywall and bag for disposal ACTA Remove wet ceiling tile & drywall, bag for disp. after hrs ACTAS Remove wet ceiling tile w/staples - bag for disposal ACTASA Remove wet ceiling tile w/staples, bag for disp. - aft hrs ACTS Remove wet suspended ceiling tile and bag for disposal ACTSA Remove wet susp. ceiling tile, bag for disp. - after hrs BAG Plastic bag - used for disposal of contaminated items BARR Containme...

CWEA Collection Systems Maintenance Grades 1 (2024 / 2025 Update) Practice Questions and Verified Answers | 100% Correct | Grade A Q: The lack of an unpleasant odor in a manhole, loft station, or other structures does not always mean that dangerous gases aren't present because: Answer: Some dangerous gasses have no odor. Q: What should be considered when providing trench shoring? Answer: Depth of trench ( anything over 5' needs shoring) Q: Excavations & adjacent areas must be inspected on a da...

CWEA Collection Systems Maintenance Grades 1 (2024 Update) Practice Questions and Verified Answers| 100% Correct| Grade A Q: The lack of an unpleasant odor in a manhole, loft station, or other structures does not always mean that dangerous gases aren't present because: Answer: Some dangerous gasses have no odor. Q: What should be considered when providing trench shoring? Answer: Depth of trench ( anything over 5' needs shoring) Q: Excavations & adjacent areas must ...

What made it possible for human and animal remains to end up in submerged caves? correct answers - they fell or were thrown in - They entered when sea levels were lower and the caves were dry. Most modern ships are powered by gasoline fuel. True or False correct answers false Who was the New World named after? correct answers Amerigo Vespucci Christopher Columbus proved the Earth was round. True or false correct answers false Which of the following support the possibility that there...

becc mod 4 part 4 Question and answers rated A+ 2023/2024 The maximum suction lift of an electrical submersible pump11/12/11 is ....... to ....... feet. - correct answer 16:20 The discharge hose used with the S-Type eductor is ....... inches. - correct answer 2 1/2 In an emergency the electrical submersible pump can be used to pump navy distillate (ND), diesel oil (DFM), and jet fuel (JP5) only after permission is given by ....... - correct answer commanding officer The P-100 Pump ...

Air escaping from an air test fitting indicates what kind of damage? correct answers Possible flooding If there is suction on the tube you're sounding what does that indicate? correct answers Possible fire What are the four principles of investigation? correct answers Thoroughly, Cautiously, Report, Repeat Should you sound a fuel tank and a water tank with the same sounding tape? correct answers NO, the fuel residue on the tape would contaminate the fresh water. How do you take prop...

What best describes the pinion of the governor safety device? It free wheels until the hoist exceeds tripping speed in the down direction What is the maximum allowable rated load for a LULA elevator? 1,400 Ibs. Layout. What is the correct distance to the center of wellway from the column line? 17' 6 3/4" The platen plate connects which two hydraulic elevator components together? Plunger and bolster assembly Submersible pump units are always designed by w...

Class C Water Operator Exam Questions and Answers Latest Updated 2024/2025 | 100% Correct (Graded A+) A common chemical used in the disenfection of a small water supply is- Calcium Hypochlorite A physical connection between a potable water supply and a house well would be- A Cross Connection The amount of Chlorine in mg/L that is used by reacting with iron, organics, or bacteria is called? Demand All of the following are Physical characteristics of Chlorine gas- Greenish Yellow color Heav...

BECC MOD 4 Question and answers already passed 2023/2024 P-100 designed for - correct answer Firefighting and dewatering Discharge fire hose electrical submersible pump size - correct answer 2 1/2" Portable eductors operated by - correct answer Firemain pressure Submersible pump handling line length - correct answer 50 feet Portable submersible electric pump water height to pump - correct answer 6 inches Peri-jet has how many jets around the vacuum chamber - correct answer 6 ...