DETAILED ANSWERS -2026/2027 GENERAL DRILLING
EXAM (ANSWERED) CORRECTLY TO SCORE A+/JUST
RELEASED!!
Artesian Pressure - ANSWER-Pressure from confined
groundwater due to gravity.
Qualified Well Designer - ANSWER-Hydrogeologist is
most qualified for design.
Well Screen Intake Velocity - ANSWER-Should be less
than 1 foot/second.
, Reduced Yield Causes - ANSWER-Screen incrustation
can decrease water yield.
Screen Diameter Effect - ANSWER-Doubling diameter
increases capacity by 7-10%.
Sample Collection Importance - ANSWER-Helps correlate
formations across different areas.
Well Screen Functions - ANSWER-Filters water and
prevents sediment entry.
Gravel-Packed Wells - ANSWER-Must be sealed at gravel
pack top.