100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
Previously searched by you
WASTE WATER PRACTICE TEST B 130 QUESTIONS AND CORRECT ANSWERS 202-2025 LATEST UPDATE//ALREADY GRADED A+ What must be used when connecting a potable water supply to a lift station? $27.99
Add to cart
WASTE WATER PRACTICE TEST B 130 QUESTIONS AND CORRECT ANSWERS 202-2025 LATEST UPDATE//ALREADY GRADED A+ What must be used when connecting a potable water supply to a lift station?
1 view 0 purchase
Course
WASTE WATER PRACTICE
Institution
WASTE WATER PRACTICE
WASTE WATER PRACTICE TEST B 130 QUESTIONS AND
CORRECT ANSWERS 202-2025 LATEST UPDATE//ALREADY GRADED A+
What must be used when connecting a potable water supply to a lift station?
WASTE WATER PRACTICE TEST B 130 QUESTIONS AND
CORRECT ANSWERS 202-2025 LATEST UPDATE//ALREADY GRADED A+
What ...
WASTE WATER PRACTICE TEST B 130 QUESTIONS AND
CORRECT ANSWERS 202-2025 LATEST UPDATE//ALREADY
GRADED A+
What must be used when connecting a potable water supply to a lift station? - answer-an air gap
between the pump and the water line twice the diameter of the water line or at least 1", whichever is
greater
What is the problem if the supernatant in the settleometer is clear but the effluent is not? - answer-1.
Bulking
2. An equipment malfuntion such as a plugged R.A.S. or W.A.S. line
3. problem in secondary clarifier
Why does flow through a clarifier move up slowly? - answer-to keep floc particles from coming over
the wiers
when should a manhole be placed? - answer-at least every 500 feet or whenever necessary
Where should the sludge in the clarifier be kept in the activated sludge process? - answer-bottom
quarter
An S.V.I. of 180 represents what? - answer-old bulking sludge
What should be done to remove micro organisms from an activated sludge plant? - answer-waste
What is the preliminary treatments main purpose? - answer-remove large solids
what are the considerations for writing a permit? - answer-impact on receiving stream
, What is an adequate B.O.D. for the contact stabilization ponds best function? - answer-at least 35
lbs/acer/day
what is fecal coliform measured in? - answer-a geometric mean
how should the bell end of a pipe be laid? - answer-uphill
what 5 types of pipe are commonly used in collection systems? - answer-1. PVC
2. concrete
3. asbestos concrete
4. ductile iron
5. clay
what are 3 characteristics of fresh domestic sewage? - answer-1. dishwater color
2. slight fecal odor
3. 99.9 percent water
What test should be run within 15 minutes of grabbing the final effluent sample? - answer-PH test
What does S.V.I. mean? - answer-sludge volume index
what is the formula for S.V.I.? - answer-30 minute settled sludge volume in ML/L, times 1000, divided
by the M.L.S.S. concentration in MG/L x 1000
What are the 3 different cycles of decay? - answer-1. nitrogen
2. sulfur
3. carbon
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Settings. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $27.99. You're not tied to anything after your purchase.
