TEXAS CLASS D WATER LICENSE WITH QUESTIONS AND ANSWERS.
Ground storage at a surface water treatment receiving the treated water is called the? -
(ANSWER)clear well
The TCEQ requires all storage tanks to have screened vents, licked hatches, a dust-proof cover,
overflows with hinged flaps, and - (ANSWER)entry ports
Total storage capacity (elevated storage included) must be how many gallons? - (ANSWER)200
Storage tanks must be painted, disinfected, and maintained according to what standards? -
(ANSWER)AWWA
Coatings on storage tanks for contact with potable water must be approved by? -
(ANSWER)EPA
#$%^&*()_+
Each foot of a water column produces how much psi? - (ANSWER)0.433
What is the state minimum normal operating pressure? - (ANSWER)35 psi
Elevated storage is water stored at least how many feet above the highest service connection? -
(ANSWER)80
A ? is a tank resting on the ground that is greater in height than diameter? - (ANSWER)standpipe
What kind of tank also known as (hydropneumatic tanks) are cylindrical and horizontal to the
ground. - (ANSWER)pressure tanks
Annual inspections on tanks must be inspected how often? - (ANSWER)yearly
Cathodic protection is an ? method for preventing corrosion of the interior of metal tanks? -
(ANSWER)electrochemical
The TCEQ requires distribution system pressure to never fall below ? psi. - (ANSWER)20
Under normal operating conditions, the distribution pressure must be at least ? psi. -
(ANSWER)35
Storage facilities ? demand on the water supply? - (ANSWER)equalize
Storage allows uniform pump rates, supplies water for fire fighting, and provides time for ? -
(ANSWER)disenfection
, TEXAS CLASS D WATER LICENSE WITH QUESTIONS AND ANSWERS.
Ground storage at a surface water treatment plant is called a ? - (ANSWER)clear well
The TCEQ requires storage tanks to have covered vents, locked hatches, a dust-proof cover,
overflows with hinged flaps, and ? - (ANSWER)entry ports
If a 30-inch diameter access opening is not provided in a storage tank, the primary roof access
must not be less than ? inches. - (ANSWER)30
No paint, coating, or wax containing ? is allowed. - (ANSWER)lead
Coatings for contact with potable water must be approved by ? , the National Sanitation
Foundation, or the Food and Drug Administration. - (ANSWER)EPA
#$%^&*()_+
An elevated storage tank is usually ? supported above ground on a tower. - (ANSWER)steel
Pressure from an elevated tank is maintained by the ? of the water column. - (ANSWER)height
A ? is a tank resting on the ground that is greater in height than diameter. - (ANSWER)standpipe
Storage tank inspection results must be kept at least ? years. - (ANSWER)5
Chain link fence material must leave a gap at the ? trim grass. - (ANSWER)ground
The state requires stored water to have a disinfectant ? - (ANSWER)residual
After construction or maintenance of storage tank, a ? sample must be taken after filing the tank.
- (ANSWER)bacteriological
If the bacteriological sample is negative, more samples must be taken until ? consecutive
samples are positive. - (ANSWER)2
Critical safeguards of a distribution system include a chlorine residual, adequate pressure,
bacteriological sampling and ? - (ANSWER)cross connection control
Material used in water line construction must meet ? specifications and should not affect the
taste, odor, or quality of the water. - (ANSWER)OSHA
Select pipe on the basis of strength, length, carrying capacity, durability, ease of installation,
availability, soil conditions, and ? - (ANSWER)cost
Ground storage at a surface water treatment receiving the treated water is called the? -
(ANSWER)clear well
The TCEQ requires all storage tanks to have screened vents, licked hatches, a dust-proof cover,
overflows with hinged flaps, and - (ANSWER)entry ports
Total storage capacity (elevated storage included) must be how many gallons? - (ANSWER)200
Storage tanks must be painted, disinfected, and maintained according to what standards? -
(ANSWER)AWWA
Coatings on storage tanks for contact with potable water must be approved by? -
(ANSWER)EPA
#$%^&*()_+
Each foot of a water column produces how much psi? - (ANSWER)0.433
What is the state minimum normal operating pressure? - (ANSWER)35 psi
Elevated storage is water stored at least how many feet above the highest service connection? -
(ANSWER)80
A ? is a tank resting on the ground that is greater in height than diameter? - (ANSWER)standpipe
What kind of tank also known as (hydropneumatic tanks) are cylindrical and horizontal to the
ground. - (ANSWER)pressure tanks
Annual inspections on tanks must be inspected how often? - (ANSWER)yearly
Cathodic protection is an ? method for preventing corrosion of the interior of metal tanks? -
(ANSWER)electrochemical
The TCEQ requires distribution system pressure to never fall below ? psi. - (ANSWER)20
Under normal operating conditions, the distribution pressure must be at least ? psi. -
(ANSWER)35
Storage facilities ? demand on the water supply? - (ANSWER)equalize
Storage allows uniform pump rates, supplies water for fire fighting, and provides time for ? -
(ANSWER)disenfection
, TEXAS CLASS D WATER LICENSE WITH QUESTIONS AND ANSWERS.
Ground storage at a surface water treatment plant is called a ? - (ANSWER)clear well
The TCEQ requires storage tanks to have covered vents, locked hatches, a dust-proof cover,
overflows with hinged flaps, and ? - (ANSWER)entry ports
If a 30-inch diameter access opening is not provided in a storage tank, the primary roof access
must not be less than ? inches. - (ANSWER)30
No paint, coating, or wax containing ? is allowed. - (ANSWER)lead
Coatings for contact with potable water must be approved by ? , the National Sanitation
Foundation, or the Food and Drug Administration. - (ANSWER)EPA
#$%^&*()_+
An elevated storage tank is usually ? supported above ground on a tower. - (ANSWER)steel
Pressure from an elevated tank is maintained by the ? of the water column. - (ANSWER)height
A ? is a tank resting on the ground that is greater in height than diameter. - (ANSWER)standpipe
Storage tank inspection results must be kept at least ? years. - (ANSWER)5
Chain link fence material must leave a gap at the ? trim grass. - (ANSWER)ground
The state requires stored water to have a disinfectant ? - (ANSWER)residual
After construction or maintenance of storage tank, a ? sample must be taken after filing the tank.
- (ANSWER)bacteriological
If the bacteriological sample is negative, more samples must be taken until ? consecutive
samples are positive. - (ANSWER)2
Critical safeguards of a distribution system include a chlorine residual, adequate pressure,
bacteriological sampling and ? - (ANSWER)cross connection control
Material used in water line construction must meet ? specifications and should not affect the
taste, odor, or quality of the water. - (ANSWER)OSHA
Select pipe on the basis of strength, length, carrying capacity, durability, ease of installation,
availability, soil conditions, and ? - (ANSWER)cost
