NGWA Augering & Monitoring Well ACTUAL EXAM ALL
QUESTIONS and CORRECT ANSWERS LATEST UPDATE THIS
YEAR
Your answers
1 of 75
Term
Which of the following is usually added to cement grout to reduce
shrinkage?
Give this one a try later!
Bentonite. Silicone.
Steel. Calcium.
Don't know?
2 of 75
Term
,The safety of operation of a hollow-stem auger drill rig is compromised
when...
Give this one a try later!
... drilling operations are conducted ... drilling operations occur within the
during heavy rain. 50' safety zone from a gas pipeline.
... drilling operations occur
... drilling operations are performed
closer than the 100' safety zone
without a safety harness.
from an electrical line.
Don't know?
3 of 75
Term
Daily inspection of drilling equipment should include, but is not limited
to...
Give this one a try later!
Fluid should be selected on the basis Hole in drop pipe
of the circumstances of each Cascading water
individual well. Plugged screen and cavitation
, ... drilling operations occur closer Inspection of cable, hoses, etc.
than the 100' safety zone from an All fluid levels
electrical line. First aid kit available
Don't know?
4 of 75
Term
If decontamination procedures are not followed, what piece(s) of drill
equipment is (are) most likely to contaminate a well?
Give this one a try later!
1. Drill rods.
Using deflocculant agents and
2. Augers.
surging.
3. Samplers.
1. Turbidity.
... air rotary with a down-hole
2. Temperature.
hammer.
3. pH
Don't know?
5 of 75
Term
The purpose for a double cased monitoring well would be...
, Give this one a try later!
to improve monitoring well
... to increase water flow to the well........................
aesthetics.
... to prevent migration of
... to enhance well stability during
contamination between
drilling.
aquifers.
Don't know?
6 of 75
Term
Which of the following is usually not recorded on either the driller's log
or the geologist's log during the drilling of an environmental
investigation boring?
Give this one a try later!
The date of the last equipment
The type of drilling fluid used.
maintenance.
The chemical-analytical
laboratory where the samples The brand of drilling equipment used.
are sent.
Don't know?
QUESTIONS and CORRECT ANSWERS LATEST UPDATE THIS
YEAR
Your answers
1 of 75
Term
Which of the following is usually added to cement grout to reduce
shrinkage?
Give this one a try later!
Bentonite. Silicone.
Steel. Calcium.
Don't know?
2 of 75
Term
,The safety of operation of a hollow-stem auger drill rig is compromised
when...
Give this one a try later!
... drilling operations are conducted ... drilling operations occur within the
during heavy rain. 50' safety zone from a gas pipeline.
... drilling operations occur
... drilling operations are performed
closer than the 100' safety zone
without a safety harness.
from an electrical line.
Don't know?
3 of 75
Term
Daily inspection of drilling equipment should include, but is not limited
to...
Give this one a try later!
Fluid should be selected on the basis Hole in drop pipe
of the circumstances of each Cascading water
individual well. Plugged screen and cavitation
, ... drilling operations occur closer Inspection of cable, hoses, etc.
than the 100' safety zone from an All fluid levels
electrical line. First aid kit available
Don't know?
4 of 75
Term
If decontamination procedures are not followed, what piece(s) of drill
equipment is (are) most likely to contaminate a well?
Give this one a try later!
1. Drill rods.
Using deflocculant agents and
2. Augers.
surging.
3. Samplers.
1. Turbidity.
... air rotary with a down-hole
2. Temperature.
hammer.
3. pH
Don't know?
5 of 75
Term
The purpose for a double cased monitoring well would be...
, Give this one a try later!
to improve monitoring well
... to increase water flow to the well........................
aesthetics.
... to prevent migration of
... to enhance well stability during
contamination between
drilling.
aquifers.
Don't know?
6 of 75
Term
Which of the following is usually not recorded on either the driller's log
or the geologist's log during the drilling of an environmental
investigation boring?
Give this one a try later!
The date of the last equipment
The type of drilling fluid used.
maintenance.
The chemical-analytical
laboratory where the samples The brand of drilling equipment used.
are sent.
Don't know?
