OSSF INSTALLER 2 TEST | QUESTION
WITH 100% CORRECT ANSWER
Some malfunctioning OSSF systems can be made to function properly with minimal cost by
implementing - ✔️✔️Water
The first step in reducing the wastewater load is - ✔️✔️Elimination of leaks
List four water - saving plumbing devices that can be used in a home - ✔️✔️Reduce flow shower
head
Faucet aerators
Reduce flow faucet
Pressure reducinh valves
Identify four water saving living habits homeowners should adopt - ✔️✔️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 - ✔️✔️Quantity of sewage (gallons/day)
Two wastewater tests commonly used to measure the strength of sewage are the _______ and the
_____ - ✔️✔️BOD and the SS
Blockage in the home plumbing system is often caused by _______, _______ and _______ -
✔️✔️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 -
✔️✔️Garbage disposal
Wastewater containing no DO is referred to as ___________is __________, and has
_________odor . - ✔️✔️Septic
Dark grayto black color
strong disagreeable
Information on boundaries and property lot size , soil conditions , and location of existing or
planned buildings is obtained during the
a . permit application
b . site evaluation
c . construction
d . installation - ✔️✔️b . site evaluation
, ______should NOT be allowed over the OSSF treatment unit or drainfield
a . Vegetation
b . Mowing
c . Earth fill
d . Rainfall runoff - ✔️✔️d . Rainfall runoff
Septic tanks must have a ____or ____compartment design . - ✔️✔️2 or 3
In a two compartment system , the first tank should contain between ___to _____of the required
capacity . - ✔️✔️1/2 to 2/3
The location of the treatment tank is usually determined by ____of the land and out from the
home the ________ and ______ - ✔️✔️Slope of the land and The bathroom and Kitchen
List three of the materials acceptable for the construction of treatment and pump tanks -
✔️✔️Fiberglass
Other materials approved by TECQ
Reinforced plastic polyethylene
Complete the following requirements for a house sewer .
The pipe from the house to the septic tank must have a minimum inside diameter of no less than
3 inches .
b . The slope of the house sewer shall be no less than 1/8 fall per foot of pipe . . The stub out
location should be at the highest possible elevation with respect to the house foundation to avoid
deep septic tanks .
d . The line must be of Watertight construction
e A two way clean out plug must be provided between the building and the septic tank .
f . All fittings should be of the Sanitary type .
g . An additional cleanout may be single type ) must be provided within 5 of every 90 ° bend and
for every 50 ' of straight horizontal piping - ✔️✔️a . 3
b . 1/8
c .highest.
d . Watertight
e . clean out septic
f . Sanitary
g . 5 and 50 '
The size of any drainfield is dependent on what two factors ? - ✔️✔️Sewage bading or volume in
gallons day = a Long term soil acceptance rate determined by Class
Complete the following requirements for a standard absorptive drainfield
a . Minimum depth is ___" inches .
b . Minimum separation between drainfield excavations is ____' feet .
c . In most cases , the maximum drainfield depth is _____' feet .
WITH 100% CORRECT ANSWER
Some malfunctioning OSSF systems can be made to function properly with minimal cost by
implementing - ✔️✔️Water
The first step in reducing the wastewater load is - ✔️✔️Elimination of leaks
List four water - saving plumbing devices that can be used in a home - ✔️✔️Reduce flow shower
head
Faucet aerators
Reduce flow faucet
Pressure reducinh valves
Identify four water saving living habits homeowners should adopt - ✔️✔️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 - ✔️✔️Quantity of sewage (gallons/day)
Two wastewater tests commonly used to measure the strength of sewage are the _______ and the
_____ - ✔️✔️BOD and the SS
Blockage in the home plumbing system is often caused by _______, _______ and _______ -
✔️✔️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 -
✔️✔️Garbage disposal
Wastewater containing no DO is referred to as ___________is __________, and has
_________odor . - ✔️✔️Septic
Dark grayto black color
strong disagreeable
Information on boundaries and property lot size , soil conditions , and location of existing or
planned buildings is obtained during the
a . permit application
b . site evaluation
c . construction
d . installation - ✔️✔️b . site evaluation
, ______should NOT be allowed over the OSSF treatment unit or drainfield
a . Vegetation
b . Mowing
c . Earth fill
d . Rainfall runoff - ✔️✔️d . Rainfall runoff
Septic tanks must have a ____or ____compartment design . - ✔️✔️2 or 3
In a two compartment system , the first tank should contain between ___to _____of the required
capacity . - ✔️✔️1/2 to 2/3
The location of the treatment tank is usually determined by ____of the land and out from the
home the ________ and ______ - ✔️✔️Slope of the land and The bathroom and Kitchen
List three of the materials acceptable for the construction of treatment and pump tanks -
✔️✔️Fiberglass
Other materials approved by TECQ
Reinforced plastic polyethylene
Complete the following requirements for a house sewer .
The pipe from the house to the septic tank must have a minimum inside diameter of no less than
3 inches .
b . The slope of the house sewer shall be no less than 1/8 fall per foot of pipe . . The stub out
location should be at the highest possible elevation with respect to the house foundation to avoid
deep septic tanks .
d . The line must be of Watertight construction
e A two way clean out plug must be provided between the building and the septic tank .
f . All fittings should be of the Sanitary type .
g . An additional cleanout may be single type ) must be provided within 5 of every 90 ° bend and
for every 50 ' of straight horizontal piping - ✔️✔️a . 3
b . 1/8
c .highest.
d . Watertight
e . clean out septic
f . Sanitary
g . 5 and 50 '
The size of any drainfield is dependent on what two factors ? - ✔️✔️Sewage bading or volume in
gallons day = a Long term soil acceptance rate determined by Class
Complete the following requirements for a standard absorptive drainfield
a . Minimum depth is ___" inches .
b . Minimum separation between drainfield excavations is ____' feet .
c . In most cases , the maximum drainfield depth is _____' feet .
