Georgia Commercial Contractor Exam
Study Guide 2026/2027 | Latest Update
Practice Questions & Answers with
Detailed Rationales
Treatment capacity for septic tanks are sized by .... - correct answer-daily (24
hour) peak flow volume
Minimum septic tank size - correct answer-1000 gallons
Garbage grinders require an increased tank capacity of - correct answer-50
percent
Tees in tanks are constructed so they extend a minimum of ________ and a max
of _________ into the liquid - correct answer-25 percent, 50 percent
Outlet tees shall be equip with an .... - correct answer-effluent filter
The walls and bottom of a septic tank must be ________ - correct answer-
reinforced
, Tanks bust be able to withstand a uniform live load of ..... - correct answer-150
pounds per square foot
Minimum thickness of septic tank walls - correct answer-4 inches
Systems requiring more than 500 linear feet of field line must be equipped with a
___________________ - correct answer-dosing tank
500 - less than 1000 linear feet requires .... - correct answer-one single pump
over 1000 linear feet requires ..... - correct answer-alternating pumps along with
alternating absorption fields
Dosing tanks are required to have an operating liquid capacity of ____ to _____
the interior volume of the absorption lines - correct answer-60 percent, 75
percent
Dosing tanks shall have - correct answer-- water tight coverat least 24 inches in
diameter extending to the ground surface
or
- be no more than 12 inches below ground surface
Study Guide 2026/2027 | Latest Update
Practice Questions & Answers with
Detailed Rationales
Treatment capacity for septic tanks are sized by .... - correct answer-daily (24
hour) peak flow volume
Minimum septic tank size - correct answer-1000 gallons
Garbage grinders require an increased tank capacity of - correct answer-50
percent
Tees in tanks are constructed so they extend a minimum of ________ and a max
of _________ into the liquid - correct answer-25 percent, 50 percent
Outlet tees shall be equip with an .... - correct answer-effluent filter
The walls and bottom of a septic tank must be ________ - correct answer-
reinforced
, Tanks bust be able to withstand a uniform live load of ..... - correct answer-150
pounds per square foot
Minimum thickness of septic tank walls - correct answer-4 inches
Systems requiring more than 500 linear feet of field line must be equipped with a
___________________ - correct answer-dosing tank
500 - less than 1000 linear feet requires .... - correct answer-one single pump
over 1000 linear feet requires ..... - correct answer-alternating pumps along with
alternating absorption fields
Dosing tanks are required to have an operating liquid capacity of ____ to _____
the interior volume of the absorption lines - correct answer-60 percent, 75
percent
Dosing tanks shall have - correct answer-- water tight coverat least 24 inches in
diameter extending to the ground surface
or
- be no more than 12 inches below ground surface
