Free General Examination Practice Questions

Sample Practice Questions

Try these 10 sample questions from the General Examination practice bank. Each includes the answer and explanation. Continue with the interactive practice above to review the full question set.

1. 1A Tennessee drilling business wants its company, rather than a named worker, to hold the water well driller credential. How are these licenses issued?

   1. A. Only to the qualifying individual
   2. B. To the business entity through a designated qualifier
   3. C. Jointly to the individual and employing business
   4. D. To each registered drilling rig used by the business

   Answer: A

   Explanation: The TDEC licensing page states, "Licenses are issued to individuals, not companies, and are not transferable." The business must therefore have an individual license holder.

   Reference: Well Driller or Installer License — Who Needs One

2. 2The Director requests advance notice of a scheduled well reconstruction. How much notice must the Tennessee license holder give?

   1. A. 10 hours
   2. B. 12 hours
   3. C. 24 hours
   4. D. 30 hours

   Answer: C

   Explanation: Rule 0400-45-09-.06(1)(h) requires license holders, when requested by the Director, to give "twenty-four (24) hour advance notice" before listed work occurs.

   Reference: Tn Rule 0400 45 09 — Rule 0400-45-09-.06(1)(h)

3. 3A water well must be built within a Tennessee 100-year floodplain. How far above that floodplain must the top of watertight casing extend?

   1. A. 6 inches
   2. B. 1 foot
   3. C. 2 feet
   4. D. 5 feet

   Answer: C

   Explanation: Rule 0400-45-09-.10(2)(b) permits the location if "the top of the water tight casing extends not less than two (2) feet above the one hundred (100) year flood plain."

   Reference: Tn Rule 0400 45 09 — Rule 0400-45-09-.10(2)(b)

4. 4Under the ordinary Tennessee rule, how far below ground surface must a water well source be?

   1. A. At least 10 feet
   2. B. At least 19 feet
   3. C. At least 25 feet
   4. D. At least 35 feet

   Answer: B

   Explanation: Rule 0400-45-09-.10(3)(a) states, "The source of water for any well shall be at least nineteen (19) feet below the surface of the ground."

   Reference: Tn Rule 0400 45 09 — Rule 0400-45-09-.10(3)(a)

5. 5No deeper groundwater is available and Tennessee approves development of a source less than 19 feet deep. What minimum casing depth is required below ground?

   1. A. 5 feet
   2. B. 10 feet
   3. C. 19 feet
   4. D. 25 feet

   Answer: B

   Explanation: For the shallow-source exception, Rule 0400-45-09-.10(3)(a)1(ii) requires, "A minimum of ten (10) feet of casing is installed below ground surface."

   Reference: Tn Rule 0400 45 09 — Rule 0400-45-09-.10(3)(a)1(ii)

6. 6For Tennessee’s approved shallow-source exception, how far downward must the surface seal extend?

   1. A. Through the first 6 feet below ground
   2. B. Through the first 10 feet below ground
   3. C. Through the first 15 feet below ground
   4. D. Through the first 20 feet below ground

   Answer: B

   Explanation: Rule 0400-45-09-.10(3)(a)1(iii) requires that the well be "sealed from land surface to a minimum ten (10) feet below ground with either cement grout or bentonite."

   Reference: Tn Rule 0400 45 09 — Rule 0400-45-09-.10(3)(a)1(iii)

7. 7Before completing a Tennessee water-supply well, which material must the driller remove during development?

   1. A. Mud and drill cuttings
   2. B. Gravel-pack material
   3. C. Cement-grout seal material
   4. D. Bentonite annular-seal material

   Answer: A

   Explanation: Rule 0400-45-09-.10(10)(a) requires the driller to "Remove any mud, drill cuttings, or other foreign matter from the well that would render the well useless for its intended purpose."

   Reference: Tn Rule 0400 45 09 — Rule 0400-45-09-.10(10)(a)

8. 8At which point in a new Tennessee water well project is disinfection required?

   1. A. After construction is completed
   2. B. When the Notice of Intent is accepted
   3. C. When casing is delivered to the site
   4. D. Before the drilling rig is positioned

   Answer: A

   Explanation: Rule 0400-45-09-.12(1) states, "All water wells shall be disinfected upon completion of construction, reworking, pump installation or repairs."

   Reference: Tn Rule 0400 45 09 — Rule 0400-45-09-.12(1)

9. 9A Tennessee driller replaces damaged material while repairing a water well. What standard applies to the replacement material?

   1. A. It must meet new-installation requirements
   2. B. It must meet well-abandonment requirements
   3. C. It must meet rig-decal requirements
   4. D. It must meet renewal-application requirements

   Answer: A

   Explanation: Rule 0400-45-09-.13(1) states, "All materials used in the replacement or repair of any water well shall meet the requirements for a new installation."

   Reference: Tn Rule 0400 45 09 — Rule 0400-45-09-.13(1)

10. 10A newly drilled Tennessee water well will not be used, and no casing was installed. Within how many days after the rig leaves must it be closed?

    1. A. 5 days
    2. B. 15 days
    3. C. 45 days
    4. D. 60 days

    Answer: B

    Explanation: Rule 0400-45-09-.16(1) requires closure "within fifteen (15) days after the drill rig leaves the site."

    Reference: Tn Rule 0400 45 09 — Rule 0400-45-09-.16(1)