NC SEPTIC INSTALLER EXAM KEY CONCEPTS QUESTIONS
WITH DETAILED VERIFIED AND 100% ACCURATE
ANSWERS
Setback for Well (serving one family) Correct Answers 50 Feet
Setback from Property Line Correct Answers 10 Feet
Setback from Lake/Pond including Streams Correct Answers 50 Feet
Setback from Water Line Correct Answers 10 Feet
Setback from Foundation or Deck Correct Answers 5 Feet
Setback from Basement/Cellar Correct Answers 15 Feet
Setback from In-Ground Pool Correct Answers 15 Feet
Setback from Above-Ground Pool Correct Answers 5 Feet
Setback from Buried Storage Tank Correct Answers 10 Feet
Permitting Process Correct Answers 1) Application
2) Improvement Permit (IP)
3) Construction Authorization (CA)
, 4 Operation Permit (OP)
Septic Tank Correct Answers 1) Structurally Sound
2) Watertight
3) Covered Receptacle
Septic Tank Size Correct Answers 4 Bedroom or less = 1,000 Gallon
5 Bedroom = 1,250 Gallon
Septic Tank Inlet must be _______ inches about outlet Correct Answers
2 inches
Pump Tank Size Correct Answers Equal to or greater than Septic Tank
Effluent Filter Correct Answers 1) On outlet end of septic tank
2) Shall extend 25 - 50% into liquid depth
3) Solvent welded to 3" pipe
When must a tank be traffic rated Correct Answers Greater than 3 Feet
in Ground
Tank Strength Requirement Correct Answers 1) 4,000 psi at 28 days
2) 3,500 psi before leaving yard
WITH DETAILED VERIFIED AND 100% ACCURATE
ANSWERS
Setback for Well (serving one family) Correct Answers 50 Feet
Setback from Property Line Correct Answers 10 Feet
Setback from Lake/Pond including Streams Correct Answers 50 Feet
Setback from Water Line Correct Answers 10 Feet
Setback from Foundation or Deck Correct Answers 5 Feet
Setback from Basement/Cellar Correct Answers 15 Feet
Setback from In-Ground Pool Correct Answers 15 Feet
Setback from Above-Ground Pool Correct Answers 5 Feet
Setback from Buried Storage Tank Correct Answers 10 Feet
Permitting Process Correct Answers 1) Application
2) Improvement Permit (IP)
3) Construction Authorization (CA)
, 4 Operation Permit (OP)
Septic Tank Correct Answers 1) Structurally Sound
2) Watertight
3) Covered Receptacle
Septic Tank Size Correct Answers 4 Bedroom or less = 1,000 Gallon
5 Bedroom = 1,250 Gallon
Septic Tank Inlet must be _______ inches about outlet Correct Answers
2 inches
Pump Tank Size Correct Answers Equal to or greater than Septic Tank
Effluent Filter Correct Answers 1) On outlet end of septic tank
2) Shall extend 25 - 50% into liquid depth
3) Solvent welded to 3" pipe
When must a tank be traffic rated Correct Answers Greater than 3 Feet
in Ground
Tank Strength Requirement Correct Answers 1) 4,000 psi at 28 days
2) 3,500 psi before leaving yard