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CWEA CSM GRADE 2 EXAM LATEST 2024-2025 BEST 2
VERSIONS AND STUDY GUIDE QUESTIONS AND CORRECT
DETAILED ANSWERS ALREADY GRADED A+
CWEA CSM GRADE 2 EXAM 1
If a stoppage occurs below a sewer ball, it must be cleared as soon as possible to avoid? - ANSWER-Flooding homes and/or streets
To find proper protective gear before application of a product, you would? - ANSWER-Look at the material safety data sheet (MSDS)
The gas most commonly associated with septic wastewater is? - ANSWER-Hydrogen sulfide (H2S)
The oxygen level alarm in a gas detection meter normally set to go off at oxygen levels below? -
ANSWER-19.5%
What are the requirements for a Class B license? - ANSWER-Vehicle weight more than 26,000 Is
What is the one thing you don't have to check on a pre-trip inspection? - ANSWER-Fuel
Which of the following would you check in your pre-trip first? - ANSWER-Gear box low oil 1 / 4
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What check should be performed before driving a vehicle? - ANSWER-Mechanical/Safety
Wastewater collections systems are built to? - ANSWER-Carry away wastewater from homes and industries
What are the main purpose of Manholes? - ANSWER-To access sewers
What is the minimum size cone that can be used in a 25mph or 35mph zone? - ANSWER-18"
If the soil has a compressive strength of .05 or less it is considered? - ANSWER-Туре B
If the soil strength is greater than .05 tsf but less than 1.5 tsf or has angular gravel, you have what type of soil? - ANSWER-B
What does PVC stand for? - ANSWER-Polyvinylchloride
CIWQS stand for: - ANSWER-California Integrated Water Quality System
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3 What would be the ideal sewer lateral connection to a sewer mainline? - ANSWER-Wye
How long is a DigAlert ticket valid for (after which it is expired)? - ANSWER-28 days
What degree of nozzle jet would an operator use to jet clean up a steep grade? - ANSWER-15%
According to OSHA standard, how far from the edge of an open excavation trench should spoils piles be placed? - ANSWER-2ft.
What is the main oblective of cleaning collection systems? - ANSWER-Prevent blockages and overflows
What normal flows are recommended to reduce buildup of materials and will carry normal solids? - ANSWER-2 fps
The State Wide General Waste Discharge Requirements affect which of the following: - ANSWER-All owners of operations of sanitary sewer systems greater than 1-mile in length
SSO Reports shall be kept on file for how long? - ANSWER-5 years
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SSO stands for: - ANSWER-Sanitary Sewer Overflow
I/l stands for; - ANSWER-Inflow / Infiltration
VCP stands for: - ANSWER-Vitrified Clay Pipe
A Cast-in-Place manhole base is one that: - ANSWER-the concrete is poured and the base is formed in the field
A rigid pipe will: - ANSWER-Break or crack if not supported properly
What is the least effective way of cleaning grease: - ANSWER-Bucket Machine
Which testing method is not recommended for identifying I/I & Exfiltration for manholes: - ANSWER-Air/Water test
A Mandrel is a: - ANSWER-testing device used to measure for excessive deflection in a flexible conduit.
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