CWEA COLLECTIONS SYSTEM MAINTENANCE GRADE 3|
80+ ACTUAL QUESTIONS & CORRECT VERIFIED
ANSWERS| GRADED A+ | LATEST UPDATE
1. 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. ANS >> D. As stated in "A" or "B" above.
2. Legally responsible officials are required to report category 1 sanitary
sewer overflows?
A. Within 30 days
B. Before end of the day
C. As soon as possible
D. Within 2 hours ANS >> D. Within 2 hours
1 B/ B26
,3. When working in confined spaces or sewers, what form of lighting would
you use?
A. Mirrors to direct the sunlight or explosion proof lighting.
B. Ordinary electric lights
C. Propane, Gas, or kerosene lanterns
D. Special matches ANS >> A. Mirrors to direct the sunlight or explosion proof
lighting.
4. What can happen if water-based substances are used to extinguish electri-
cal fires?
a. Nothing but extinguish the fire
b. The fumes are not harmful
c. Receive an electrical shock
d. They will corrode the electrical contacts ANS >> c. Receive an electrical shoc
5. When testing a manhole for explosive gases when should the first tests be
made?
a. After removing the manhole cover
b. Before removing the manhole cover
c. At any time
d. After ventilation ANS >> b. Before removing the manhole cover
6. Atmospheric hazards encountered in manholes can include ANS >>
a. non-explosive atmospheres.
b. non-toxic atmosphere.
2 B/ B26
, c. lack of oxygen.
d. non-flammable atmospheres. ANS >> c. lack of oxygen.
7. When setting up to ventilate a manhole, the air inlet should be how many
feet above street level?
a. 4.0
b. 3.0
3 B/ B26
80+ ACTUAL QUESTIONS & CORRECT VERIFIED
ANSWERS| GRADED A+ | LATEST UPDATE
1. 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. ANS >> D. As stated in "A" or "B" above.
2. Legally responsible officials are required to report category 1 sanitary
sewer overflows?
A. Within 30 days
B. Before end of the day
C. As soon as possible
D. Within 2 hours ANS >> D. Within 2 hours
1 B/ B26
,3. When working in confined spaces or sewers, what form of lighting would
you use?
A. Mirrors to direct the sunlight or explosion proof lighting.
B. Ordinary electric lights
C. Propane, Gas, or kerosene lanterns
D. Special matches ANS >> A. Mirrors to direct the sunlight or explosion proof
lighting.
4. What can happen if water-based substances are used to extinguish electri-
cal fires?
a. Nothing but extinguish the fire
b. The fumes are not harmful
c. Receive an electrical shock
d. They will corrode the electrical contacts ANS >> c. Receive an electrical shoc
5. When testing a manhole for explosive gases when should the first tests be
made?
a. After removing the manhole cover
b. Before removing the manhole cover
c. At any time
d. After ventilation ANS >> b. Before removing the manhole cover
6. Atmospheric hazards encountered in manholes can include ANS >>
a. non-explosive atmospheres.
b. non-toxic atmosphere.
2 B/ B26
, c. lack of oxygen.
d. non-flammable atmospheres. ANS >> c. lack of oxygen.
7. When setting up to ventilate a manhole, the air inlet should be how many
feet above street level?
a. 4.0
b. 3.0
3 B/ B26
