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CWEA COLLECTIONS GRADE 1 EXAM QUESTIONS AND ANSWERS

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CWEA COLLECTIONS GRADE 1 EXAM QUESTIONS AND ANSWERS

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CWEA COLLECTIONS LATEST
GRADE 1 EXAM
QUESTIONS AND
ANSWERS 2026 - 2027
Which type of shovel do collection system technologist use -
ANSWERS-Grit Shovel


What type of saw is used to cut asphalt? - ANSWERS-Diamond bladed
or toothed power saw


Googles, earplugs, and glove are needed when using a - ANSWERS-
Power Grinder


What type of equipment should be used to excavate a broken sewer
pipe? - ANSWERS-Backhoe


What is a mechanical means to dislodge material from a sewer? -
ANSWERS-Scraping


The formula for calculating the volume of a wet well is - ANSWERS-
V=W*L*H



END OF
PAGE 1

, CWEA COLLECTIONS LATEST
GRADE 1 EXAM
QUESTIONS AND
ANSWERS 2026 - 2027
Tasks preformed by a collection system operator includes: -
ANSWERS-Maintaining collection system equipment


One cubic food per second flow is equal to - ANSWERS-26,928 Gallons


To properly operate a power rodder - ANSWERS-Make sure all the
torque is out of it before handling.


The diameter of a wet well is 10 feet. If filled to a depth of 10 feet, it
will contain approximately - ANSWERS-Show Work = 5,872 Gallons


What is an orifice plate? - ANSWERS-A plate with a small hole in it to
restrict the flow.


Sewer maintenance vehicles are - ANSWERS-difficult to maneuver


At low concentrations, hydrogen sulfide smells like - ANSWERS-Rotten
Eggs

END OF
PAGE 2

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