NGWA - Study Questions - Augering
& Monitoring Well – questions with
answers
The primary item which dictates the type of drilling equipment to be
used on a site is... - CORRECT ANSWERS ✔✔... geology.
The commonly used hollow-stem auger system for monitoring well
installations... - CORRECT ANSWERS ✔✔... should include an
auger head than can be machined to accent a plate that facilitates
well installation below the ground water level.
Which is NOT a component of a monitoring well rig? - CORRECT
ANSWERS ✔✔Mud pump.
What is the minimum size hollow-stem auger, casing, or borehole
used for installation of a typical 2-inch well? - CORRECT ANSWERS
✔✔4.25 in.
The best drilling method to use in a highly toxic contaminated
limestone formation that would produce the least fluid management
would be? - CORRECT ANSWERS ✔✔Cable tool
, Monitoring wells are commonly installed... - CORRECT ANSWERS
✔✔... downgradient of a landfill to determine ground water
contamination.
Which of the following is not an impermeable material? - CORRECT
ANSWERS ✔✔Sand
Due to the advanced technology, today's monitoring equipment and
material... - CORRECT ANSWERS ✔✔...
Glacial drift is defined as... - CORRECT ANSWERS
✔✔Unconsolidated sediment transported by glaciers and disposed
and deposited directly on land or sea.
What type of material(s) is(are) typically on monitor wells for a seal
above the filter packs? - CORRECT ANSWERS ✔✔Bentonite pellets.
The most efficient method of drilling a bedrock monitoring well
would be... - CORRECT ANSWERS ✔✔... air rotary with a down-
hole hammer.
& Monitoring Well – questions with
answers
The primary item which dictates the type of drilling equipment to be
used on a site is... - CORRECT ANSWERS ✔✔... geology.
The commonly used hollow-stem auger system for monitoring well
installations... - CORRECT ANSWERS ✔✔... should include an
auger head than can be machined to accent a plate that facilitates
well installation below the ground water level.
Which is NOT a component of a monitoring well rig? - CORRECT
ANSWERS ✔✔Mud pump.
What is the minimum size hollow-stem auger, casing, or borehole
used for installation of a typical 2-inch well? - CORRECT ANSWERS
✔✔4.25 in.
The best drilling method to use in a highly toxic contaminated
limestone formation that would produce the least fluid management
would be? - CORRECT ANSWERS ✔✔Cable tool
, Monitoring wells are commonly installed... - CORRECT ANSWERS
✔✔... downgradient of a landfill to determine ground water
contamination.
Which of the following is not an impermeable material? - CORRECT
ANSWERS ✔✔Sand
Due to the advanced technology, today's monitoring equipment and
material... - CORRECT ANSWERS ✔✔...
Glacial drift is defined as... - CORRECT ANSWERS
✔✔Unconsolidated sediment transported by glaciers and disposed
and deposited directly on land or sea.
What type of material(s) is(are) typically on monitor wells for a seal
above the filter packs? - CORRECT ANSWERS ✔✔Bentonite pellets.
The most efficient method of drilling a bedrock monitoring well
would be... - CORRECT ANSWERS ✔✔... air rotary with a down-
hole hammer.
