TEXAS CLASS D WATER LICENSE

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TEXAS CLASS D WATER LICENSE

UPDATED ACTUAL EXAM WITH CORRECT

SOLUTIONS.

Ground storage at a surface water treatment receiving the treated water is called the? - correct answer- clear well

The TCEQ requires all storage tanks to have screened vents, licked hatches, a dust-proof cover, overflows with hinged flaps, and - correct answer- entry ports

Total storage capacity (elevated storage included) must be how many gallons? - correct answer- 200

Storage tanks must be painted, disinfected, and maintained according to what standards? - correct answer- AWWA

Coatings on storage tanks for contact with potable water must be approved by? - correct answer- EPA

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Each foot of a water column produces how much psi? - correct answer- 0.433

What is the state minimum normal operating pressure? - correct answer- 35 psi

Elevated storage is water stored at least how many feet above the highest service connection? - correct answer- 80

A ? is a tank resting on the ground that is greater in height than diameter? - correct answer- standpipe

What kind of tank also known as (hydropneumatic tanks) are cylindrical and horizontal to the ground. - correct answer- pressure tanks

Annual inspections on tanks must be inspected how often? - correct answer- yearly

Cathodic protection is an ? method for preventing corrosion of the interior of metal tanks? - correct answer- electrochemical

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