CWEA Collections System Maintenance Grade 3 Exam
Questions With 100% Correct Answers
."enclosed", "open", and "semi-closed" are terms used to describe what pump part?
a. Stuffing box
b. Lantern ring
c. Impeller
d. Bearings - Answer-
.A Category 1 SSO is:
a. any volume reaching surface waters.
b. any volume entering a storm drain and not recovered .
c. any spill greater than 1000 gallons.
d. all of the above. - Answer-
.A category 2 SSO is:
a. any SSO which does not reach surface waters.
,b. not reportable.
c. preventable.
d. any SSO which is not category 1. - Answer-d. any SSO which is not category 1.
.A condition which can cause cavitation in a pump is:
a. an air leak on suction side.
b. clear water being pumped.
c. a fully opened suction valve.
d. operating within design curve. - Answer-
.A Flagger should Stand?
A. On the shoulder adjacent to traffic being controlled
B. In the closed lane before stopping vehicle traffic
C. In the traffic lane.
D. As stated in "A" or "B" above. - Answer-D. As stated in "A" or "B" above.
.A good manager:
a. sets goals.
b. waits for an emergency to happen.
c. resists changes.
d. blames others for his mistakes. - Answer-
.A kilowatt is the equivalent of:
, a. 0.67 amperes at a voltage of 120.
b. 1.34 horsepower.
c. 746 watts.
d. 1,000 megacycles. - Answer-b. 1.34 horsepower.
.A maintenance budget:
a. is not concerned with capitol replacement.
b. does not consider equipment-operating conditions.
c. must be justifiable.
d. does not relate to future needs. - Answer-
.A mechanical ventilation system in a lift station wet well should be able to exchange
the air in the wet well how many times an hour?
a. 10
b. 20
c. 30
d. 60 - Answer-
.A pump is pumping less than its expected rate of discharge. What could be the
cause?
a. Speed of motor too high.
b. Pump is primed.
c. Impeller clogged.
Questions With 100% Correct Answers
."enclosed", "open", and "semi-closed" are terms used to describe what pump part?
a. Stuffing box
b. Lantern ring
c. Impeller
d. Bearings - Answer-
.A Category 1 SSO is:
a. any volume reaching surface waters.
b. any volume entering a storm drain and not recovered .
c. any spill greater than 1000 gallons.
d. all of the above. - Answer-
.A category 2 SSO is:
a. any SSO which does not reach surface waters.
,b. not reportable.
c. preventable.
d. any SSO which is not category 1. - Answer-d. any SSO which is not category 1.
.A condition which can cause cavitation in a pump is:
a. an air leak on suction side.
b. clear water being pumped.
c. a fully opened suction valve.
d. operating within design curve. - Answer-
.A Flagger should Stand?
A. On the shoulder adjacent to traffic being controlled
B. In the closed lane before stopping vehicle traffic
C. In the traffic lane.
D. As stated in "A" or "B" above. - Answer-D. As stated in "A" or "B" above.
.A good manager:
a. sets goals.
b. waits for an emergency to happen.
c. resists changes.
d. blames others for his mistakes. - Answer-
.A kilowatt is the equivalent of:
, a. 0.67 amperes at a voltage of 120.
b. 1.34 horsepower.
c. 746 watts.
d. 1,000 megacycles. - Answer-b. 1.34 horsepower.
.A maintenance budget:
a. is not concerned with capitol replacement.
b. does not consider equipment-operating conditions.
c. must be justifiable.
d. does not relate to future needs. - Answer-
.A mechanical ventilation system in a lift station wet well should be able to exchange
the air in the wet well how many times an hour?
a. 10
b. 20
c. 30
d. 60 - Answer-
.A pump is pumping less than its expected rate of discharge. What could be the
cause?
a. Speed of motor too high.
b. Pump is primed.
c. Impeller clogged.
