OSSF INSTALLER 2 Exam || Most Recent Exam 2026-2027 Actual
Complete Real Exam Questions & Correct Answers (Verified
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When evaluating a topography site _________and potential
for ________are
key considerations - ANSWER -Slope
floodind
A major reason for wastewater system failure is
a homeowner
waste b .
inadequate
planning c .
hydraulic
overloading
d . oils grease and fats - ANSWER -c . hydraulic overloading
grease
The size of OSSF systems are
normally based upon the
a . lot
size
,b . soil
profile
c . hydraulic
loading
d . homeowner's preference - ANSWER -
c . hydraulic loading
Some malfunctioning OSSF systems can be
made to function properly with
minimal cost by implementing -
ANSWER -Water
The first step in reducing the wastewater load is - ANSWER
-Elimination of
leaks
List four water - saving plumbing devices that can be
used in a home -
ANSWER -Reduce flow
shower head
Faucet
aerators
Reduce flow
faucet
Pressure reducinh
valves
Identify four water saving living habits homeowners should
adopt - ANSWER -
, Waiting for full loads before running clothes or
dishwashers
Not using the toilet to dispose of trash such a cigarette butts
tissue paper or
sanitary
napkins
Not leaving the faucet running when shaving or
brushing teeth
Reducing or eliminating the use of garbage
disposals
The value of Q - ANSWER -Quantity of sewage (gallons/day)
Two wastewater tests commonly used to measure the strength
of sewage are
the _______ and the _____ - ANSWER -BOD
and the SS
Blockage in the home plumbing system is often caused by
_______, _______
and _______ - ANSWER -Oils fats and
grease
It is recommended that ____________not be used because
they significantly
increase the amount of suspended solids and organic matter
discharged into
the sewage disposal system - ANSWER -
Garbage disposal
Complete Real Exam Questions & Correct Answers (Verified
Answers) Already Graded A+ | Guaranteed Success!! Newest
Exam | Just Released!!
When evaluating a topography site _________and potential
for ________are
key considerations - ANSWER -Slope
floodind
A major reason for wastewater system failure is
a homeowner
waste b .
inadequate
planning c .
hydraulic
overloading
d . oils grease and fats - ANSWER -c . hydraulic overloading
grease
The size of OSSF systems are
normally based upon the
a . lot
size
,b . soil
profile
c . hydraulic
loading
d . homeowner's preference - ANSWER -
c . hydraulic loading
Some malfunctioning OSSF systems can be
made to function properly with
minimal cost by implementing -
ANSWER -Water
The first step in reducing the wastewater load is - ANSWER
-Elimination of
leaks
List four water - saving plumbing devices that can be
used in a home -
ANSWER -Reduce flow
shower head
Faucet
aerators
Reduce flow
faucet
Pressure reducinh
valves
Identify four water saving living habits homeowners should
adopt - ANSWER -
, Waiting for full loads before running clothes or
dishwashers
Not using the toilet to dispose of trash such a cigarette butts
tissue paper or
sanitary
napkins
Not leaving the faucet running when shaving or
brushing teeth
Reducing or eliminating the use of garbage
disposals
The value of Q - ANSWER -Quantity of sewage (gallons/day)
Two wastewater tests commonly used to measure the strength
of sewage are
the _______ and the _____ - ANSWER -BOD
and the SS
Blockage in the home plumbing system is often caused by
_______, _______
and _______ - ANSWER -Oils fats and
grease
It is recommended that ____________not be used because
they significantly
increase the amount of suspended solids and organic matter
discharged into
the sewage disposal system - ANSWER -
Garbage disposal
