Wastewater collection System Exam Quizzes & 100%
Correct Answers
What is another name for a wastewater collection system?
Septage system
Which O&M programs are similar to those of wastewater collection system?
Other utilities
Because other underground utilities are normally installed near the wastewater collection
system, what is one other service that could also be disrupted if a collection system fails due
to leaking sewer mains
Water service
What is one way to think about the operation and maintenance of wastewater collection
system?
As protecting the capital investment the community has made in the wastewater collection
system
What utilities must be shut off immediately when basement flood?
Electricity and gas
Once wastewater is collected from residences and businesses, where does it go?
Wastewater treatment plants
Three entities that hire collection system operators are ___, ___, and ___.
Cities, Counties, sanitation districts
,By using the latest technology and techniques, where can most collection systems
operations be performed?
Aboveground
If operators must work underground, how should the work be done?
Safely
Why must the operator of a small collection system be a jack-of-all-trades?
Because of the diversity of tasks
What is one aspect of incorrect installation of collection systems that causes problems?
Faulty construction
What will prevent root intrusion into collection systems?
Vapor-tight joints
Why are people not very concerned about collection systems?
Collection systems are out of sight, and thus out of mind
Which infrastructure project has incurred the largest investment in most communities?
Wastewater collection systems
What does the term inflow refer to in a wastewater collection system?
Water discharged into a collection system and service connections form sources other than
regular connections.
What is one cause of an ineffective maintenance program?
,Airtight joints
The five major groups of disease-causing organism or agents associated with raw
wastewater are
Bacteria, bioaerosols, helminths, protozoa, viruses
Which components are part of wastewater collection systems?
Force mains and manholes
What is asset management?
A system whereby things that are of value to the collection system agency are monitored and
maintained.
What are important elements in the development of an effective maintenance program?
Frequency and schedule of maintenance activities
What is one of the standard permit conditions for owners of sanitary sewer collection
systems in the proposed sanitary sewer overflow (SSO) rule?
Prohibition on SSO's
In some locations, the replacement of sewer pipes is extremely expensive and practically
impossible because of which factor
Because of the close proximity of other utilities
What is monitored as part of the O&M program in well-managed wastewater collection
system agencies?
, Human and material resources
Which items are source of pressure on the financial resources of a wastewater collection
system agency?
Reduction of federal, state, and local funds
Operators must possess a broad range of knowledge and skills including?
Constructions, design, electrical, hydraulics, mechanical, and safety
A basic knowledge of ___, ___, and ___ will help operators do a better job
The components of collection systems, their purpose, how engineers design the systems
Why should design engineers consult collection system operators that know how and why
wastewater collection systems work?
To improve the design and construction of future systems
What problem can occur when velocities in a collection system are too high or too low?
The velocities can interfere with the operation and maintenance of the system
How is wastewater in collection systems usually conveyed?
Gravity
Which sources are included in determining the amount of wastewater that a collection
system will convey?
Commercial and domestic wastewater
What is infiltration?
Correct Answers
What is another name for a wastewater collection system?
Septage system
Which O&M programs are similar to those of wastewater collection system?
Other utilities
Because other underground utilities are normally installed near the wastewater collection
system, what is one other service that could also be disrupted if a collection system fails due
to leaking sewer mains
Water service
What is one way to think about the operation and maintenance of wastewater collection
system?
As protecting the capital investment the community has made in the wastewater collection
system
What utilities must be shut off immediately when basement flood?
Electricity and gas
Once wastewater is collected from residences and businesses, where does it go?
Wastewater treatment plants
Three entities that hire collection system operators are ___, ___, and ___.
Cities, Counties, sanitation districts
,By using the latest technology and techniques, where can most collection systems
operations be performed?
Aboveground
If operators must work underground, how should the work be done?
Safely
Why must the operator of a small collection system be a jack-of-all-trades?
Because of the diversity of tasks
What is one aspect of incorrect installation of collection systems that causes problems?
Faulty construction
What will prevent root intrusion into collection systems?
Vapor-tight joints
Why are people not very concerned about collection systems?
Collection systems are out of sight, and thus out of mind
Which infrastructure project has incurred the largest investment in most communities?
Wastewater collection systems
What does the term inflow refer to in a wastewater collection system?
Water discharged into a collection system and service connections form sources other than
regular connections.
What is one cause of an ineffective maintenance program?
,Airtight joints
The five major groups of disease-causing organism or agents associated with raw
wastewater are
Bacteria, bioaerosols, helminths, protozoa, viruses
Which components are part of wastewater collection systems?
Force mains and manholes
What is asset management?
A system whereby things that are of value to the collection system agency are monitored and
maintained.
What are important elements in the development of an effective maintenance program?
Frequency and schedule of maintenance activities
What is one of the standard permit conditions for owners of sanitary sewer collection
systems in the proposed sanitary sewer overflow (SSO) rule?
Prohibition on SSO's
In some locations, the replacement of sewer pipes is extremely expensive and practically
impossible because of which factor
Because of the close proximity of other utilities
What is monitored as part of the O&M program in well-managed wastewater collection
system agencies?
, Human and material resources
Which items are source of pressure on the financial resources of a wastewater collection
system agency?
Reduction of federal, state, and local funds
Operators must possess a broad range of knowledge and skills including?
Constructions, design, electrical, hydraulics, mechanical, and safety
A basic knowledge of ___, ___, and ___ will help operators do a better job
The components of collection systems, their purpose, how engineers design the systems
Why should design engineers consult collection system operators that know how and why
wastewater collection systems work?
To improve the design and construction of future systems
What problem can occur when velocities in a collection system are too high or too low?
The velocities can interfere with the operation and maintenance of the system
How is wastewater in collection systems usually conveyed?
Gravity
Which sources are included in determining the amount of wastewater that a collection
system will convey?
Commercial and domestic wastewater
What is infiltration?
