CONVENTIONAL SEPTIC SYSTEM
INSTALLER EXAM QUESTIONS AND
ANSWERS 2026 VERIFIED.
Accessible community sewer - ANS Means a public sewerage system where it's utilization by
a given piece of property is not limited because of physical or other features as determined by
the commissioner
Advanced treatment system (ATS) - ANS Means an approved treatment device in compliance
with rule 0400-48-01-10 that is separate and distinct from the disposal field and is used to
improve the quality of septic thank effluent to secondary levels
Agency of government - ANS In the context of public sewerage systems, means state, county,
and municipal government agencies including their subdivisions and utility districts, but does
not include entities regulated by the Tennessee regulatory authority.
Air/Vacuum Relief Valves - ANS Means a device that allows the air in a distribution system to
escape during pressurized flow, and allows air to enter the system durning depressurized flow
Alternate methods of disposal - ANS Means a subsurface sewage disposal system, the
construction, installation, and operation of which varies from that of a conventional subsurface
sewage disposal system.
@2026/2027 ALLRIGHTS RESERVED.
, Blockout - ANS Means a potential access hole which is a think section of concrete preformed
in a septic tank which can be removed to allow insertion of a four to six inch pipe
Boundary outline - ANS Means a map or chart with lines delineating the boundaries of the
proposed area or parcel of land
Buffer zone - ANS Means the distance between subsurface sewage disposal systems or
subsystems required to alleviate the impact of hydraulic overloading from the adjacent system
Commissioner - ANS Means the commissioner of environment and conservation, the
commissioners duly authorized representative, and in the event of commissioners absence or a
vacancy in the office of commissioner, the deputy commissioner
Comventional sand filter - ANS Means a filter with two(2) feet or more of medium sand
designed to chemically and biologically process septic tank or other treatment unit effluent
from a pressure distribution system operated on an intermittent basis.
Conventional subsurface sewage, disposal system - ANS Means a disposal system that pre-
treat sewage by use of septic tank and applies effluent to the soil as described in rule 0400-48-
01-07
Department - ANS Means the department of environment and conservation
Disposal field - ANS Means the part of a subsurface sewage disposal system that utilizes the
soil for absorption and treatment of septic tank effluent
Domestic septage - ANS Means either liquid or solid material. Removed from a septic tank,
cesspool, portable, toilet, type III marine sanitation device, or similar treatment Works, that
receive only domestic sewage domestic septage does not include liquid or solid material
@2026/2027 ALLRIGHTS RESERVED.
INSTALLER EXAM QUESTIONS AND
ANSWERS 2026 VERIFIED.
Accessible community sewer - ANS Means a public sewerage system where it's utilization by
a given piece of property is not limited because of physical or other features as determined by
the commissioner
Advanced treatment system (ATS) - ANS Means an approved treatment device in compliance
with rule 0400-48-01-10 that is separate and distinct from the disposal field and is used to
improve the quality of septic thank effluent to secondary levels
Agency of government - ANS In the context of public sewerage systems, means state, county,
and municipal government agencies including their subdivisions and utility districts, but does
not include entities regulated by the Tennessee regulatory authority.
Air/Vacuum Relief Valves - ANS Means a device that allows the air in a distribution system to
escape during pressurized flow, and allows air to enter the system durning depressurized flow
Alternate methods of disposal - ANS Means a subsurface sewage disposal system, the
construction, installation, and operation of which varies from that of a conventional subsurface
sewage disposal system.
@2026/2027 ALLRIGHTS RESERVED.
, Blockout - ANS Means a potential access hole which is a think section of concrete preformed
in a septic tank which can be removed to allow insertion of a four to six inch pipe
Boundary outline - ANS Means a map or chart with lines delineating the boundaries of the
proposed area or parcel of land
Buffer zone - ANS Means the distance between subsurface sewage disposal systems or
subsystems required to alleviate the impact of hydraulic overloading from the adjacent system
Commissioner - ANS Means the commissioner of environment and conservation, the
commissioners duly authorized representative, and in the event of commissioners absence or a
vacancy in the office of commissioner, the deputy commissioner
Comventional sand filter - ANS Means a filter with two(2) feet or more of medium sand
designed to chemically and biologically process septic tank or other treatment unit effluent
from a pressure distribution system operated on an intermittent basis.
Conventional subsurface sewage, disposal system - ANS Means a disposal system that pre-
treat sewage by use of septic tank and applies effluent to the soil as described in rule 0400-48-
01-07
Department - ANS Means the department of environment and conservation
Disposal field - ANS Means the part of a subsurface sewage disposal system that utilizes the
soil for absorption and treatment of septic tank effluent
Domestic septage - ANS Means either liquid or solid material. Removed from a septic tank,
cesspool, portable, toilet, type III marine sanitation device, or similar treatment Works, that
receive only domestic sewage domestic septage does not include liquid or solid material
@2026/2027 ALLRIGHTS RESERVED.
