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1. Aggregate Washed gravel or washed stone meet-
ing DOT standards that shall be between
1/2inch to 2inches in diameter
2. Black water Waste water that comes in direct contact
with human excreta
3. Percolation coefficient Ratio of trench bottom area to percolation
time expressed as the allowable rate of
sewage application in gallons per square
foot per day.
4. Percolation rate Minutes per inch, required for water to seep
into saturated soil at a constant rate
5. Distribution device Watertight structure which receives sewage
effluent from a septic tank, dosing tank or
other sewage retention device and distrib-
utes it in equal portions to two or more
absorption lines
6. Can you begin the physical development No
of a lot or structure where an on site
sewage management system will be used
without first having obtained a permit
from the county board of health a con-
struction permit for the installation of an
on site sewage management system?
7. How many days does the county board 20days
of health have to approve a construction
permit for septic?
, GA Septic Installer
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8. If a public water supply system is to be Public water needs to be approved first
used which permit needs to be acquired
first? Public water or construction permit
for sewage
9. How long do on site sewage management 12months
construction permits remain valid?
10. What is the maximum percolation rate on 120minutes per inch
tracts or parcels of land of three acres or
more?
11. How do you overcome a percolation rate Include in the application a special soil study
greater than 120min/inch on a tract or by the soil classifier and a site plan from an
parcel of land less than three acres engineer licensed in the state
12. When are you allowed to backfill your sep- When you've received your written final in-
tic system spection
13. A conventional or chamber septic tank sys- 1000gallons and 10000gallons
tem must have a septic tank design capac-
ity between what and what?
14. What must be additionally done if a pro- Then the plans, specifications, soil data, and
posed sewage system is too produce a absorption test data shall be submitted to
sewage flow in excess of 2000gallons per the county board of health for the purpose
day? of obtaining a construction permit. The in-
formation shall also bear the seal of a li-
censed engineer
15. Beginning at the house what size piping Schedule 40 pvc minimum with a minimum
shall be used in all sewer fittings? of 4inch diameter
16. 50ft
, GA Septic Installer
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How many ft does a septic tank have to
be installed away from wells, springs, sink
holes and suction water lines?
17. How many ft away does a septic tank need 25ft
to be installed from geothermal bore-
holes, lakes, ponds, streams, water cours-
es and other impoundments?
18. How close can you install a septic tank to 10ft
a property line or pressure water supply
lines?
19. How far must a septic tank be installed 15ft
from a drainage ditch or embarkment?
20. How far should septic tanks be from hard- 10ft
scapes, drives, swimming pools and build-
ing foundations?
21. What is the liquid capacity of a septic tank 1000gallons with 250gallons extra per ex-
for single family dwellings for one, two, tra bedroom and 50% greater if a garbage
3 or 4 bedrooms? What about 5rooms? grinder is used!
What about a garbage grinder?
22. Compartmented tanks shall be what size 2/3rds the liquid capacity
the liquid capacity of the tank?
23. If tanks are placed in series what size shall At least 1000gallons and should be 2/3 of
the liquid capacity of the first tank be? the required liquid capacity
24. What is the recommended minimum 6 inches
earth cover over a tank?