Exam (elaborations)
CWEA QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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CWEA QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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CWEA QUESTIONS AND ANSWERSWITH SOLUTIONS 2024
Legally responsible officals are required to report catagory 1 sanitary sewer overflows: - ANSWER Within
two hours
When testing a manhole for explosive gases when should the first test be made? - ANSWER Before
removing the manhole cover
When setting up to ventilate a manhole,the air inlet should be how many feet above street level? -
ANSWER 2.0 feet
Which chemical may be used for odor control in a sewer system? - ANSWER Hydrogen peroxide
A category 2 is: - ANSWER Any sso which is not a category 1
Which tool would you use for cleaning under a pipe, or hard dirt near a pipe? - ANSWER Miner's pick
When pouring a concrete slab, which of the following tools is used to finish the concrete? - ANSWER
Trowel
How can the velocity of water flowing in a sewer be estimated? - ANSWER Measuring the time it takes
for the dye to be carried by the wastewater between the two manholes
When a grade conflict exist between a water main and a sewer main, which of the following is the best
solution? - ANSWER Have the water main adjusted and hold the grade on the sewer main
A source of infiltration in a collection is: - ANSWER Broken pipe joints
Pipe materials that are the least susceptible to corrosion by acids formed from gases generated in a
sewer is: - ANSWER VCP
, Liners are installed in sewers to correct problems caused by: - ANSWER Infiltration
"Schedule 40" refers to: - ANSWER Wall thickness
Category 1 SSO is: - ANSWER A. Any volume reaching a water surface
B. Any volume entering a storm drain and not recovered
C. Any spill greater the a 1000 gallons
D. ALL THE ABOVE
In a 25 MPH zone, Distance of Flagger Station in the Advanced of a Work Space should be: - ANSWER 155
feet
What is a flow rate - ANSWER Q = AV
Flow = Area x Velocity
Responsibilities - ANSWER Those duties one is held accountable for.
Responsibility - ANSWER Duty or obligation to perform a prescribed task or service or attain an object.
Theory X - ANSWER Negative approach to human relations in which a supervisor presumes most people
don't like to work and thus need to be pushed or threatened.
Theory Y - ANSWER Positive approach to human relations whereby a supervisor presumes that given,
meaningful work, most people will try hard to achieve, especially when there is an opportunity to
improve their self-regard.
Warning - ANSWER A reprimand so worded as to give formal notice to an employee that repetition of a
particular form of unacceptable behavior will draw a penalty.
Injury Illness Prevention Program - ANSWER Plan required by California Senate Bill SB 198 to establish,
implement, and maintain an effective program helping assure employee safety while on the job. It
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