Wastewater Class B Texas FINAL PAPER
2026 COMPLETE QUESTIONS AND
SOLUTIONS GRADED A+
C
Terms in this set (184)
The name of the State Agency Texas Commission of Environmental Quality
responsible for enforcing pollution control
laws in Texas
The term pathogenic means Capable of causing disease
The minimum separation between sewer 9 feet
lines and potable water lines is
A licensed wastewater operator is a consistently does best job possible, practices personal safety,
professional strives to improve job knowledge, strives to keep the plant
and collection system in the best appearance and working
order
An important step in testing a sample for Filtering a sample
Total Suspended Solids is
The Biochemical oxygen Demand (BOD) of Measuring the dissolved oxygen (DO) used
a sample is based on
, The results of Biochemical Oxygen Demand How the plant was operating 5 days ago
(BOD) sample taken at a treatment plant
tells the operator
Which of the following are Natural gas, gasoline fumes, hydrogen sulfide and carbon
dangerous gasses that are likely to be dioxide
present in lift stations and manholes?
A preferred hydraulic method of cleaning Hydro Jet Cleaner
sewer lines is
Ways to reduce bad odors coming from a routinely cleaning slow running or low flow lines, adding
collection system chlorine or hydrogen peroxide to the collection system
Types of pipe that are commonly used in ductile iron, Poly Vinyl Chloride (PVC)
wastewater collection system
Before entering a confined space a worker Use approved monitoring device and check for the
should presence of dangerous gasses, ventilate the space with a
blower, wear a safety harness and attach a life line
A properly designed and operated 30-40%
primary sedimentation tank should remove
_____
percent of incoming BOD
Devices that may be used to determine the air bubbler, floats, electrodes, Acoustic (sonic)
level of sewage in a lift station
What is the most important role of aerobic decompose organic matter
bacteria in the treatment of wastewater?
The hydraulic loading of a trickling filter may flow rate and filter area
be determined by
These can be used to dewater sludge belt press, drying beds, solid bowl centrifuge, gravity
thickener
Most important to providing sunlight, algae, bacteria and time
adequate sewage treatment in a
stabilization pond
Offensive and objectionable odors which septic conditions are present
sometimes occur in trickling filters usually
indicate
Dissolved Oxygen (DO) in aeration tank of 2 to 4 mg/L
an activated sludge plant should be
maintained at or about
Contributes to the infiltration in a collection breaks in the main lines, high ground water levels, heavy rains,
system hydro jet cleaning plugged mains
2026 COMPLETE QUESTIONS AND
SOLUTIONS GRADED A+
C
Terms in this set (184)
The name of the State Agency Texas Commission of Environmental Quality
responsible for enforcing pollution control
laws in Texas
The term pathogenic means Capable of causing disease
The minimum separation between sewer 9 feet
lines and potable water lines is
A licensed wastewater operator is a consistently does best job possible, practices personal safety,
professional strives to improve job knowledge, strives to keep the plant
and collection system in the best appearance and working
order
An important step in testing a sample for Filtering a sample
Total Suspended Solids is
The Biochemical oxygen Demand (BOD) of Measuring the dissolved oxygen (DO) used
a sample is based on
, The results of Biochemical Oxygen Demand How the plant was operating 5 days ago
(BOD) sample taken at a treatment plant
tells the operator
Which of the following are Natural gas, gasoline fumes, hydrogen sulfide and carbon
dangerous gasses that are likely to be dioxide
present in lift stations and manholes?
A preferred hydraulic method of cleaning Hydro Jet Cleaner
sewer lines is
Ways to reduce bad odors coming from a routinely cleaning slow running or low flow lines, adding
collection system chlorine or hydrogen peroxide to the collection system
Types of pipe that are commonly used in ductile iron, Poly Vinyl Chloride (PVC)
wastewater collection system
Before entering a confined space a worker Use approved monitoring device and check for the
should presence of dangerous gasses, ventilate the space with a
blower, wear a safety harness and attach a life line
A properly designed and operated 30-40%
primary sedimentation tank should remove
_____
percent of incoming BOD
Devices that may be used to determine the air bubbler, floats, electrodes, Acoustic (sonic)
level of sewage in a lift station
What is the most important role of aerobic decompose organic matter
bacteria in the treatment of wastewater?
The hydraulic loading of a trickling filter may flow rate and filter area
be determined by
These can be used to dewater sludge belt press, drying beds, solid bowl centrifuge, gravity
thickener
Most important to providing sunlight, algae, bacteria and time
adequate sewage treatment in a
stabilization pond
Offensive and objectionable odors which septic conditions are present
sometimes occur in trickling filters usually
indicate
Dissolved Oxygen (DO) in aeration tank of 2 to 4 mg/L
an activated sludge plant should be
maintained at or about
Contributes to the infiltration in a collection breaks in the main lines, high ground water levels, heavy rains,
system hydro jet cleaning plugged mains
