UPDATED (QUESTIONS AND ANSWERS) ALREADY PASSED!
What the primary objective of water distribution operators Correct
Answers deliver safe and pleasant drinking water to the consumers
what should the distribution operator do if there is a complaint about the
water? Correct Answers record the info and have the problem
investigated and notify the person complained and what corrective was
taken.
Most accidents result from Correct Answers carelessness and negligence
why are adequate and reliable records very important? Correct Answers
to document the effectiveness of your operation
an greater obligation rest with whom, and why? Correct Answers
operators because of the great number who drink the water from the
distribution system
purpose of the a water storage facility? Correct Answers provide a
sufficient amount of water to average or peak demand.,needs for fire
protection, industrial uses and reserve storage
where are storage tanks are found in the distribution Correct Answers
closest to the users, where higher pressure are needed and where land is
available.
, what signifies and standpipes? Correct Answers the height is greater
than their diameter
where are standing pipes are located? Correct Answers high ground and
near well field or point in the distribution system
why are stand pipes preferred over elevated storage? Correct Answers
easy to maintain, more accessible safer and less objectionable from
aesthetic viewpoint
Hydropneumatic or pressure tank are used mostly in what type of plant?
Correct Answers small system wells, they are pressure vessels caution
with the pressures relief valve.
hydropneumatic or pressure tank should have what amount of air to
operate sufficient. Correct Answers 2/3 or 1/3 air, otherwise cause the
starting and stopping of the pumps causing damage.
why should pressure tanks have a sight glass? Correct Answers to
observe water to air ratio
what is an disadvantage of pressure tanks? Correct Answers not enough
storage to meet demand in cause of power outage, and little time to do
maintenance