CWEA COLLECTIONS EXAM NEWEST 2024- 2025
ACTUAL EXAM COMPLETE 185 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
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
Why are gasoline and volatile solvents objectionable when present in a
sewer? - ANSWER-They produce an explosion hazard
You should never attempt to install, maintain, repair or replace electrical
panels, controls, wiring or circuits unless - ANSWER-You know what you are
,doing, are qualified and
are authorized
What are the different areas of traffic zones? - ANSWER-Advance Warning
Area, Activity Area (buffer space and work space), Termination
Area. Could be 4 or 5, justify your
answer on the test!
why should hydrogen sulfide be controlled? - ANSWER-to protect from
corrosion and odors
Personnel entering a Permit Required Confined Space must have the
following training - ANSWER-entry and rescue
To find protective gear before application of a product, you should: -
ANSWER-look at the MSDS
The gas most commonly associated with septic wastewater is - ANSWER-
Hydrogen Sulfide
The lack of an unpleasant odor in a manhole, lift station or other structures
always mean that dangerous gases are not present because: - ANSWER-
some dangerous gasses are odorless (for
example, carbon monoxide)
, What are the four conditions necessary to create an explosion? - ANSWER-
combustible gas, adequate oxygen, heat and proper mixing of gas and
oxygen
what does the "transition area" mean in traffic control? - ANSWER-It moves
traffic out of its normal path
what elements should be considered to improve worker safety in High speed
control Zones? - ANSWER-Rerouting traffic around the work site,
positioning of law enforcement officers in the temporary traffic
control zone, and work zone training
What key features would you need to address when developing an S.O.P. for
failure? - ANSWER-Traffic Control Plan, By-Pass connections, and
Spill
containment
What tools are used with a power rodder? - ANSWER-Spring Blades
Tools used for sewer rodding include: - ANSWER-porcupine, root saw,
square bar cork screw
What tool would you use to cut VCP pipe? - ANSWER-Chain Pipe Cutter
Which conditions should a gas detection device test for? - ANSWER-
Hydrogen sulfide, explosive/flammable gases, oxygen
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller nyagajoseph539. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $20.49. You're not tied to anything after your purchase.
