Septic License Test Questions with Verified Answers Rated A

Septic License Test Questions with Verified Answers Rated A
Septic tanks are required to have all seams and drain
holes sealed to make water tight. - ANSWER -true
what is not considered gray water?
laundry, hand wash sink, shower, bathtubs, laundry tubs,
all pretreatment units + distribution boxes are required to food prep sink, kitchen sink - ANSWER -food prep
have KY approval numbers on them - ANSWER - sink + kitchen sink
true

slopes greater than 15% may be unstable when on-site
equal-flow type distribution boxes may be installed on sewage disposable systems installed on them unless
tamped sand or gravel - ANSWER -true special designs modifications made - ANSWER -true


highest hole in hill side box does not have to be what natural process removes most of sewage effluent
connected to inlet pipe - ANSWER -false from lateral trench?
a. evaporation
b. gravity flow
all distribution boxes shall be installed level - c. bacterial action
ANSWER -true d. uptake by trees + grass - ANSWER -b. gravity
flow

certified installer must lay out a septic system prior to
evacuation to assure that adequate fall between seasonal water tables can be identified in dry months by
components is possible - ANSWER -true a. orange + red colors in soil
b. direct presence of water in soil when sampled
c. gray, green, blue or black colors in soil
d. presence of large flag stones
equipment used in constructing aseptic system should be:
a. as heavy as possible to maximize soil compaction e. all above - ANSWER -c. gray, green, blue or black
b. as light as possible to minimize soil compaction colors in soil
c. equipment weight does not matter - ANSWER -b.
as light as possible to minimize soil compaction
certified installer must submit proposed system drawing
prior to obtaining instillation permit - ANSWER -true
the minimum lateral trench depth is 24 inches -
ANSWER -false
certified installer must lay out on site sewage system to
determine if adequate fall is possible between components
soil + site conditions limit which type of on site sewage - ANSWER -true
disposal system will work on a site - ANSWER -true
you obtain permit to install system with lateral trenches no
deeper than 10 inches. if home builder tells you that they
primary purpose of septic tank is to remove solids thru
do not want septic tank leaving hump in yard. what do you
sewage thru settling - ANSWER -true do?
a. bury tank deep enough in ground so no hump
b. install low profile septic tank
soil structure indicates amount of large pore spaces in c. install regular septic tank + add fill soil dirt around tank
soil, which are important to absorb sewage effluent from so no hump left when yard is graded
the lateral lines - ANSWER -true d. either b or c - ANSWER -d. both b + c = install low
profile septic tank or
install regular septic tank + add fill soil dirt around tank so
gray water systems contain discharge from these fixtures no hump left when yard is graded
- ANSWER -laundry, hand wash sink, shower,
bathtubs, laundry tubs
1/7

, Septic License Test Questions with Verified Answers Rated A
wire test is c. 70 feet - ANSWER -a. 25 feet
a. test to determine if electrical wiring properly installed
b. test to determine whether lateral lines installed level
c. field test to determine if soil moisture will cause damage the setback distance from lateral trench for lakes is
during lateral line excavation a. 25 feet
d. all above - ANSWER -c. field test to determine if b. 50 feet
soil moisture will cause damage during lateral line c. 70 feet - ANSWER -b. 50 feet
excavation

back filling of system is permitted prior to final inspection
maximum length for individual conventional lateral trench providing inspections ports are placed in lateral trenches -
is ANSWER -false
a. 100 feet
b. 200 feet
c. no maximum limit soil fill added to shallow installed system must be of group
d. 70 feet - ANSWER -b. 200 feet three texture or better - ANSWER -true


the appropriate minimum spacing of conventional rock certified installer not responsible for backfilling or finished
trench is grading over system if builder does work -
a. 5 feet on centers
ANSWER -false
b. 8 feet side wall to side wall
c. 8 feet on centers - ANSWER -c. 8 feet on centers
when fill soil is added to lateral field area the sod layer
must not be disturbed - ANSWER -false
the appropriate minimum spacing of low pressure pipe
system is
a. 5 feet on centers
fill soil is tampered how far below lateral field on down
b. 8 feet side wall to side wall
slope side?
c. 8 feet on centers - ANSWER -a. 5 feet on centers a. 5 ft
b. 10 ft
c. 15 ft
the appropriate minimum spacing for lateral beds is d. 25 ft - ANSWER -c. 15 ft
a. 5 feet on centers
b. 8 feet side wall to side wall
c. 8 feet on centers - ANSWER -b. 8 feet side wall to access must be provided within 24 inches of surface grade
side wall to outlet end man hole of septic tank - ANSWER -
false
the setback distance from lateral trench for wells is
a. 25 feet
distribution boxes shall be installed level with all
b. 50 feet
connections rendered watertight - ANSWER -true
c. 70 feet - ANSWER -c. 70 feet

grease taps required for all establishments that
the setback distance from lateral trench for cistern is
a. 25 feet manufacture or prepare food - ANSWER -true
b. 50 feet
c. 70 feet - ANSWER -c. 70 feet
under gravity flow uses SDR35, schedule 40, and 1500
pound crush PVC pipe is approved for use between
distribution box + lateral trenches or beds -
the setback distance from lateral trench for streams is
a. 25 feet ANSWER -false
b. 50 feet
2/7