1|Page
SEPTIC SYSTEM INSTALLER LICENSE EXAMINATION
COMPLETE VERIFIED QUESTIONS AND DETAILED
SOLUTIONS LATEST UPDATE THIS YEAR JUST
RELEASED
The maximum trench width allowed for a 24 inch wide
chamber product is
a) 24 inches
b) 30 inches
c) 34 inches
d) 36 inches - Answer-b) 30 inches
What is the proper volume of a dosing (pump) chamber?
a) same as the septic tank
b) 1000 gallons
c) two times the daily waste water flow
d) 900 gallons - Answer-c) two times the daily waste water
flow
When installing conventional and conventional substitute
systems
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a) disposal field trenches shall follow the contour of the
ground surface
b) a minimum of 6 ft of undisturbed earth shall be required
between trenches
c) trenches shall not be excavated when the soil is wet
enough to smear or compact
d) all of the above - Answer-d) all the above
An installer may call for a final inspection on a system that
utilizes a pumped dosing system after?
a) the field lines have been installed
b) the septic tank, pump tank, and field lines have been
installed and the electrical inspector has inspected and
approved the electrical component of the system
c) the house is built and electricity is turned on - Answer-b)
the septic tank, pump tank, and field lines have been
installed and the electrical inspector has inspected and
approved the electrical components of the system
The maximum amount of fall allowed in the bottom of a
conventional dispossal trench is
a) 2 inches
b) 4 inches
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c) 6 inches - Answer-b) 4 inches
WHen installing an SSD system where a basement cut in
involved, what is the minimum distance the septic/dosing
tank and absorption field can be installed from the
basement cut?
a) 15 ft for the tanks and 15 ft for the absorption field
b) 10 ft for the tanks and 25 ft for the aborption field
c) 15 ft for the tanks and 25 ft for the absorption field
d) 25 ft for boht the tanks and the absorption field -
Answer-c) 15 ft for the tanks and 25 ft for the absorption
field
The maximum amount of fall allowed in the bottom of a
LDGP, Chamber, and expanded polystyrene trench is?
a) 2 inches
b) 3 inches
c) 4 inches
d) none at all - Answer-a) 2 inches
Water lines shall not cross, pass through or go under a
subsurface sewage disposal field. Water lines may cross,
SEPTIC SYSTEM INSTALLER LICENSE EXAMINATION
COMPLETE VERIFIED QUESTIONS AND DETAILED
SOLUTIONS LATEST UPDATE THIS YEAR JUST
RELEASED
The maximum trench width allowed for a 24 inch wide
chamber product is
a) 24 inches
b) 30 inches
c) 34 inches
d) 36 inches - Answer-b) 30 inches
What is the proper volume of a dosing (pump) chamber?
a) same as the septic tank
b) 1000 gallons
c) two times the daily waste water flow
d) 900 gallons - Answer-c) two times the daily waste water
flow
When installing conventional and conventional substitute
systems
,2|Page
a) disposal field trenches shall follow the contour of the
ground surface
b) a minimum of 6 ft of undisturbed earth shall be required
between trenches
c) trenches shall not be excavated when the soil is wet
enough to smear or compact
d) all of the above - Answer-d) all the above
An installer may call for a final inspection on a system that
utilizes a pumped dosing system after?
a) the field lines have been installed
b) the septic tank, pump tank, and field lines have been
installed and the electrical inspector has inspected and
approved the electrical component of the system
c) the house is built and electricity is turned on - Answer-b)
the septic tank, pump tank, and field lines have been
installed and the electrical inspector has inspected and
approved the electrical components of the system
The maximum amount of fall allowed in the bottom of a
conventional dispossal trench is
a) 2 inches
b) 4 inches
, 3|Page
c) 6 inches - Answer-b) 4 inches
WHen installing an SSD system where a basement cut in
involved, what is the minimum distance the septic/dosing
tank and absorption field can be installed from the
basement cut?
a) 15 ft for the tanks and 15 ft for the absorption field
b) 10 ft for the tanks and 25 ft for the aborption field
c) 15 ft for the tanks and 25 ft for the absorption field
d) 25 ft for boht the tanks and the absorption field -
Answer-c) 15 ft for the tanks and 25 ft for the absorption
field
The maximum amount of fall allowed in the bottom of a
LDGP, Chamber, and expanded polystyrene trench is?
a) 2 inches
b) 3 inches
c) 4 inches
d) none at all - Answer-a) 2 inches
Water lines shall not cross, pass through or go under a
subsurface sewage disposal field. Water lines may cross,
